HMyZ0Zq3

1Thread 36 (Thread 0x7f7d8f7c5710 (LWP 8342)):
2#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
3#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x1cda660, mp=0x1cda5a0, 
4    abstime=0x7f7d8f7c4e00, 
5    file=0xe57940 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
6    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
7#2  0x000000000099e525 in inline_mysql_cond_timedwait (that=0x1cda660, mutex=0x1cda5a0, 
8    abstime=0x7f7d8f7c4e00, 
9    src_file=0xe57980 "/home/elenst/lp-5.5-threadpool/storage/maria/ma_servicethread.c", 
10    src_line=103) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
11#3  0x000000000099e9fb in my_service_thread_sleep (control=0x1369ce0, sleep_time=30000000000)
12    at /home/elenst/lp-5.5-threadpool/storage/maria/ma_servicethread.c:102
13#4  0x00000000009934c7 in ma_checkpoint_background (arg=0x1e)
14    at /home/elenst/lp-5.5-threadpool/storage/maria/ma_checkpoint.c:705
15#5  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
16#6  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
17#7  0x0000000000000000 in ?? ()
18
19Thread 35 (Thread 0x7f7d7de96710 (LWP 8343)):
20#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
21#1  0x0000000000c9911d in safe_cond_wait (cond=0x296d920, mp=0x296d870, 
22    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
23    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
24#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296d920, mutex=0x296d870)
25    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
26#3  0x0000000000c083ab in os_event_wait_low (event=0x296d870, reset_sig_count=1)
27    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
28#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=0, message1=0x7f7d7de95e70, 
29    message2=0x7f7d7de95e68, type=0x7f7d7de95e60, space_id=0x7f7d7de95e58)
30    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
31#5  0x0000000000bb025d in fil_aio_wait (segment=0)
32    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
33#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cddd80)
34    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
35#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
36#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
37#9  0x0000000000000000 in ?? ()
38
39Thread 34 (Thread 0x7f7d7d695710 (LWP 8344)):
40#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
41#1  0x0000000000c9911d in safe_cond_wait (cond=0x296da20, mp=0x296d970, 
42    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
43    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
44#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296da20, mutex=0x296d970)
45    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
46#3  0x0000000000c083ab in os_event_wait_low (event=0x296d970, reset_sig_count=7)
47    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
48#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=1, message1=0x7f7d7d694e70, 
49    message2=0x7f7d7d694e68, type=0x7f7d7d694e60, space_id=0x7f7d7d694e58)
50    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
51#5  0x0000000000bb025d in fil_aio_wait (segment=1)
52    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
53#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cddd88)
54    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
55#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
56#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
57#9  0x0000000000000000 in ?? ()
58
59Thread 33 (Thread 0x7f7d7ce94710 (LWP 8345)):
60#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
61#1  0x0000000000c9911d in safe_cond_wait (cond=0x296db20, mp=0x296da70, 
62    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
63    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
64#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296db20, mutex=0x296da70)
65    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
66#3  0x0000000000c083ab in os_event_wait_low (event=0x296da70, reset_sig_count=1)
67    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
68#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=2, message1=0x7f7d7ce93e70, 
69    message2=0x7f7d7ce93e68, type=0x7f7d7ce93e60, space_id=0x7f7d7ce93e58)
70    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
71#5  0x0000000000bb025d in fil_aio_wait (segment=2)
72    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
73#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cddd90)
74    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
75#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
76#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
77#9  0x0000000000000000 in ?? ()
78
79Thread 32 (Thread 0x7f7d7c693710 (LWP 8346)):
80#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
81#1  0x0000000000c9911d in safe_cond_wait (cond=0x296dc20, mp=0x296db70, 
82    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
83    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
84#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296dc20, mutex=0x296db70)
85    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
86#3  0x0000000000c083ab in os_event_wait_low (event=0x296db70, reset_sig_count=1)
87    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
88#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=3, message1=0x7f7d7c692e70, 
89    message2=0x7f7d7c692e68, type=0x7f7d7c692e60, space_id=0x7f7d7c692e58)
90    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
91#5  0x0000000000bb025d in fil_aio_wait (segment=3)
92    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
93#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cddd98)
94    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
95#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
96#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
97#9  0x0000000000000000 in ?? ()
98
99Thread 31 (Thread 0x7f7d7be92710 (LWP 8347)):
100#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
101#1  0x0000000000c9911d in safe_cond_wait (cond=0x296dd20, mp=0x296dc70, 
102    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
103    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
104#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296dd20, mutex=0x296dc70)
105    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
106#3  0x0000000000c083ab in os_event_wait_low (event=0x296dc70, reset_sig_count=1)
107    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
108#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=4, message1=0x7f7d7be91e70, 
109    message2=0x7f7d7be91e68, type=0x7f7d7be91e60, space_id=0x7f7d7be91e58)
110    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
111#5  0x0000000000bb025d in fil_aio_wait (segment=4)
112    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
113#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cddda0)
114    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
115#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
116#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
117#9  0x0000000000000000 in ?? ()
118
119
120Thread 30 (Thread 0x7f7d7b691710 (LWP 8348)):
121#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
122#1  0x0000000000c9911d in safe_cond_wait (cond=0x296de20, mp=0x296dd70, 
123    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
124    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
125#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296de20, mutex=0x296dd70)
126    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
127#3  0x0000000000c083ab in os_event_wait_low (event=0x296dd70, reset_sig_count=1)
128    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
129#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=5, message1=0x7f7d7b690e70, 
130    message2=0x7f7d7b690e68, type=0x7f7d7b690e60, space_id=0x7f7d7b690e58)
131    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
132#5  0x0000000000bb025d in fil_aio_wait (segment=5)
133    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
134#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cddda8)
135    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
136#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
137#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
138#9  0x0000000000000000 in ?? ()
139
140Thread 29 (Thread 0x7f7d7ae90710 (LWP 8349)):
141#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
142#1  0x0000000000c9911d in safe_cond_wait (cond=0x296df20, mp=0x296de70, 
143    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
144    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
145#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296df20, mutex=0x296de70)
146    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
147#3  0x0000000000c083ab in os_event_wait_low (event=0x296de70, reset_sig_count=2)
148    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
149#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=6, message1=0x7f7d7ae8fe70, 
150    message2=0x7f7d7ae8fe68, type=0x7f7d7ae8fe60, space_id=0x7f7d7ae8fe58)
151    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
152#5  0x0000000000bb025d in fil_aio_wait (segment=6)
153    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
154#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cdddb0)
155    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
156#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
157#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
158#9  0x0000000000000000 in ?? ()
159
160Thread 28 (Thread 0x7f7d7a68f710 (LWP 8350)):
161#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
162#1  0x0000000000c9911d in safe_cond_wait (cond=0x296e020, mp=0x296df70, 
163    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
164    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
165#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296e020, mutex=0x296df70)
166    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
167#3  0x0000000000c083ab in os_event_wait_low (event=0x296df70, reset_sig_count=2)
168    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
169#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=7, message1=0x7f7d7a68ee70, 
170    message2=0x7f7d7a68ee68, type=0x7f7d7a68ee60, space_id=0x7f7d7a68ee58)
171    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
172#5  0x0000000000bb025d in fil_aio_wait (segment=7)
173    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
174#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cdddb8)
175    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
176#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
177#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
178#9  0x0000000000000000 in ?? ()
179
180Thread 27 (Thread 0x7f7d79e8e710 (LWP 8351)):
181#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
182#1  0x0000000000c9911d in safe_cond_wait (cond=0x296e120, mp=0x296e070, 
183    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
184    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
185#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296e120, mutex=0x296e070)
186    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
187#3  0x0000000000c083ab in os_event_wait_low (event=0x296e070, reset_sig_count=1)
188    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
189#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=8, message1=0x7f7d79e8de70, 
190    message2=0x7f7d79e8de68, type=0x7f7d79e8de60, space_id=0x7f7d79e8de58)
191    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
192#5  0x0000000000bb025d in fil_aio_wait (segment=8)
193    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
194#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cdddc0)
195    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
196#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
197#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
198#9  0x0000000000000000 in ?? ()
199
200Thread 26 (Thread 0x7f7d7968d710 (LWP 8352)):
201#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
202#1  0x0000000000c9911d in safe_cond_wait (cond=0x296e220, mp=0x296e170, 
203    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
204    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
205#2  0x0000000000c07bd2 in os_cond_wait (cond=0x296e220, mutex=0x296e170)
206    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
207#3  0x0000000000c083ab in os_event_wait_low (event=0x296e170, reset_sig_count=2)
208    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
209#4  0x0000000000c06a7b in os_aio_simulated_handle (global_segment=9, message1=0x7f7d7968ce70, 
210    message2=0x7f7d7968ce68, type=0x7f7d7968ce60, space_id=0x7f7d7968ce58)
211    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0file.c:4972
212#5  0x0000000000bb025d in fil_aio_wait (segment=9)
213    at /home/elenst/lp-5.5-threadpool/storage/xtradb/fil/fil0fil.c:5496
214#6  0x0000000000af5c23 in io_handler_thread (arg=0x1cdddc8)
215    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0start.c:483
216#7  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
217#8  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
218#9  0x0000000000000000 in ?? ()
219
220Thread 25 (Thread 0x7f7d78a69710 (LWP 8354)):
221#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
222#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x2416940, mp=0x2416890, 
223    abstime=0x7f7d78a68e20, 
224    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=171)
225    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
226#2  0x0000000000c07add in os_cond_wait_timed (cond=0x2416940, mutex=0x2416890, 
227    abstime=0x7f7d78a68e20) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:171
228#3  0x0000000000c0856b in os_event_wait_time_low (event=0x2416890, time_in_usec=1000000, 
229    reset_sig_count=1) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:716
230#4  0x0000000000af2128 in srv_lock_timeout_thread (arg=0x0)
231    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0srv.c:2674
232#5  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
233#6  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
234#7  0x0000000000000000 in ?? ()
235
236Thread 24 (Thread 0x7f7d73fff710 (LWP 8355)):
237#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
238#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x2416840, mp=0x2416790, 
239    abstime=0x7f7d73ffedf0, 
240    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=171)
241    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
242#2  0x0000000000c07add in os_cond_wait_timed (cond=0x2416840, mutex=0x2416790, 
243    abstime=0x7f7d73ffedf0) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:171
244#3  0x0000000000c0856b in os_event_wait_time_low (event=0x2416790, time_in_usec=1000000, 
245    reset_sig_count=1) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:716
246#4  0x0000000000af2667 in srv_error_monitor_thread (arg=0x0)
247    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0srv.c:2886
248#5  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
249#6  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
250#7  0x0000000000000000 in ?? ()
251
252Thread 23 (Thread 0x7f7d737fe710 (LWP 8356)):
253#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
254#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x2416a40, mp=0x2416990, 
255    abstime=0x7f7d737fde10, 
256    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=171)
257    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
258#2  0x0000000000c07add in os_cond_wait_timed (cond=0x2416a40, mutex=0x2416990, 
259    abstime=0x7f7d737fde10) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:171
260#3  0x0000000000c0856b in os_event_wait_time_low (event=0x2416990, time_in_usec=5000000, 
261    reset_sig_count=1) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:716
262#4  0x0000000000af1d4f in srv_monitor_thread (arg=0x0)
263    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0srv.c:2524
264#5  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
265#6  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
266#7  0x0000000000000000 in ?? ()
267
268Thread 22 (Thread 0x7f7d72ffd710 (LWP 8357)):
269#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
270#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x2416c40, mp=0x2416b90, 
271    abstime=0x7f7d72ffce50, 
272    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=171)
273    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
274#2  0x0000000000c07add in os_cond_wait_timed (cond=0x2416c40, mutex=0x2416b90, 
275    abstime=0x7f7d72ffce50) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:171
276#3  0x0000000000c0856b in os_event_wait_time_low (event=0x2416b90, time_in_usec=5000000, 
277    reset_sig_count=1) at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:716
278#4  0x0000000000af26de in srv_LRU_dump_restore_thread (arg=0x0)
279    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0srv.c:2932
280#5  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
281#6  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
282#7  0x0000000000000000 in ?? ()
283
284Thread 21 (Thread 0x7f7d727fc710 (LWP 8358)):
285#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
286#1  0x0000000000c9911d in safe_cond_wait (cond=0x1ee65c0, mp=0x1ee6510, 
287    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
288    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
289#2  0x0000000000c07bd2 in os_cond_wait (cond=0x1ee65c0, mutex=0x1ee6510)
290    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
291#3  0x0000000000c083ab in os_event_wait_low (event=0x1ee6510, reset_sig_count=2)
292    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
293#4  0x0000000000af4457 in srv_master_thread (arg=0x0)
294    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0srv.c:3814
295#5  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
296#6  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
297#7  0x0000000000000000 in ?? ()
298
299Thread 20 (Thread 0x7f7d71ffb710 (LWP 8359)):
300#0  0x00007f7d90b0639c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
301#1  0x0000000000c9911d in safe_cond_wait (cond=0x1ee66c0, mp=0x1ee6610, 
302    file=0xec74c8 "/home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c", line=207)
303    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:495
304#2  0x0000000000c07bd2 in os_cond_wait (cond=0x1ee66c0, mutex=0x1ee6610)
305    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:207
306#3  0x0000000000c083ab in os_event_wait_low (event=0x1ee6610, reset_sig_count=1)
307    at /home/elenst/lp-5.5-threadpool/storage/xtradb/os/os0sync.c:609
308#4  0x0000000000af45da in srv_purge_thread (arg=0x0)
309    at /home/elenst/lp-5.5-threadpool/storage/xtradb/srv/srv0srv.c:3883
310#5  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
311#6  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
312#7  0x0000000000000000 in ?? ()
313
314Thread 19 (Thread 0x7f7d717fa710 (LWP 8360)):
315#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
316#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x14d5cc8, mp=0x14d5c20, 
317    abstime=0x7f7d717f9e80, 
318    file=0xd936a0 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
319    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
320#2  0x000000000079f05e in inline_mysql_cond_timedwait (that=0x14d5cc8, mutex=0x14d5c20, 
321    abstime=0x7f7d717f9e80, 
322    src_file=0xd93730 "/home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc", src_line=473)
323    at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
324#3  0x000000000079f7e2 in timer_thread (param=0x14d5c20)
325    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:473
326#4  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
327#5  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
328#6  0x0000000000000000 in ?? ()
329
330Thread 18 (Thread 0x7f7d90de8710 (LWP 8361)):
331#0  0x00007f7d90b09ff7 in do_sigwait () from /lib64/libpthread.so.0
332#1  0x00007f7d90b0a077 in sigwait () from /lib64/libpthread.so.0
333#2  0x0000000000599cb7 in signal_hand (arg=0x0) at /home/elenst/lp-5.5-threadpool/sql/mysqld.cc:3120
334#3  0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
335#4  0x00007f7d8f89682d in clone () from /lib64/libc.so.6
336#5  0x0000000000000000 in ?? ()
337
338Thread 17 (Thread 0x7f7d90da0710 (LWP 8362)):
339#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
340#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x32512c8, mp=0x3251220, 
341    abstime=0x7f7d90d9e860, 
342    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
343    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
344#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x32512c8, mutex=0x3251220, 
345    abstime=0x7f7d90d9e860, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
346    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
347#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x3251220, thd=0x3251130, 
348    abs_timeout=0x7f7d90d9e860, set_status_on_timeout=true, 
349    wait_state_name=0xd2bf04 "Waiting for global read lock")
350    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
351#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x3251220, mdl_request=0x7f7d90d9e980, 
352    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
353#5  0x0000000000733683 in MDL_context::acquire_locks (this=0x3251220, mdl_requests=0x7f7d90d9eba0, 
354    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1930
355#6  0x00000000005e61b6 in lock_table_names (thd=0x3251130, tables_start=0x3263fa0, tables_end=0x0, 
356    lock_wait_timeout=31536000, flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4722
357#7  0x00000000005e6563 in open_tables (thd=0x3251130, start=0x7f7d90d9ed50, counter=0x7f7d90d9ed94, 
358    flags=0, prelocking_strategy=0x7f7d90d9ede0)
359    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4906
360#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x3251130, tables=0x3263fa0, derived=false, 
361    flags=0, prelocking_strategy=0x7f7d90d9ede0)
362    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
363#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x3251130, tables=0x3263fa0, derived=false, 
364    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
365#10 0x00000000006cc67d in mysql_create_table (thd=0x3251130, create_table=0x3263fa0, 
366    create_info=0x7f7d90d9eef0, alter_info=0x7f7d90d9f010)
367    at /home/elenst/lp-5.5-threadpool/sql/sql_table.cc:4477
368#11 0x000000000063b90c in mysql_execute_command (thd=0x3251130)
369    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2556
370#12 0x0000000000643f0b in mysql_parse (thd=0x3251130, 
371    rawbuf=0x3263e28 "CREATE TABLE IF NOT EXISTS test . executors (id BIGINT, PRIMARY KEY(id)) ENGINE = MEMORY", length=88, parser_state=0x7f7d90d9f580)
372    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
373#13 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x3251130, 
374    packet=0x3254c61 " CREATE TABLE IF NOT EXISTS test . executors (id BIGINT, PRIMARY KEY(id)) ENGINE = MEMORY ", packet_length=90) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
375#14 0x000000000063758e in do_command (thd=0x3251130)
376    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
377#15 0x00000000007724e8 in threadpool_process_request (thd=0x3251130)
378    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
379#16 0x00000000007a11c7 in handle_event (ev=0x30f05e0)
380    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
381#17 0x00000000007a1484 in worker_main (param=0x14c5c00)
382    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
383#18 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
384#19 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
385#20 0x0000000000000000 in ?? ()
386
387Thread 16 (Thread 0x7f7d78e8c710 (LWP 8363)):
388#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
389#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x30720e8, mp=0x3072040, 
390    abstime=0x7f7d78e8a310, 
391    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
392    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
393#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x30720e8, mutex=0x3072040, 
394    abstime=0x7f7d78e8a310, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
395    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
396#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x3072040, thd=0x3071f50, 
397    abs_timeout=0x7f7d78e8a310, set_status_on_timeout=true, 
398    wait_state_name=0xd2bf04 "Waiting for global read lock")
399    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
400#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x3072040, mdl_request=0x7f7d78e8a3b0, 
401    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
402#5  0x00000000005e2e18 in open_table (thd=0x3071f50, table_list=0x30b75e8, mem_root=0x7f7d78e8a950, 
403    ot_ctx=0x7f7d78e8a990) at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
404#6  0x00000000005e58a6 in open_and_process_table (thd=0x3071f50, lex=0x30743c8, tables=0x30b75e8, 
405    counter=0x7f7d78e8ade8, flags=0, prelocking_strategy=0x7f7d78e8aa70, has_prelocking_list=false, 
406    ot_ctx=0x7f7d78e8a990, new_frm_mem=0x7f7d78e8a950)
407    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
408#7  0x00000000005e6648 in open_tables (thd=0x3071f50, start=0x7f7d78e8aad0, counter=0x7f7d78e8ade8, 
409    flags=0, prelocking_strategy=0x7f7d78e8aa70)
410    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
411#8  0x000000000061e4e6 in open_tables (thd=0x3071f50, tables=0x7f7d78e8aad0, 
412    counter=0x7f7d78e8ade8, flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:472
413#9  0x00000000006e210a in mysql_update (thd=0x3071f50, table_list=0x30b75e8, fields=..., 
414    values=..., conds=0x30b7f20, order_num=0, order=0x0, limit=8, handle_duplicates=DUP_ERROR, 
415    ignore=false, found_return=0x7f7d78e8b1e8, updated_return=0x7f7d78e8b1e0)
416    at /home/elenst/lp-5.5-threadpool/sql/sql_update.cc:280
417#10 0x000000000063c13e in mysql_execute_command (thd=0x3071f50)
418    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2760
419#11 0x0000000000643f0b in mysql_parse (thd=0x3071f50, 
420    rawbuf=0x30b7488 "UPDATE   testdb_S . t1_base2_S  SET `col_int` = 2 WHERE `pk` > 8 LIMIT 8", 
421    length=72, parser_state=0x7f7d78e8b580) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
422#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x3071f50, 
423    packet=0x3075a81 "UPDATE   testdb_S . t1_base2_S  SET `col_int` = 2 WHERE `pk` > 8 LIMIT 8", 
424    packet_length=72) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
425#13 0x000000000063758e in do_command (thd=0x3071f50)
426    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
427#14 0x00000000007724e8 in threadpool_process_request (thd=0x3071f50)
428    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
429#15 0x00000000007a11c7 in handle_event (ev=0x3071ef0)
430    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
431#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
432    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
433#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
434#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
435#19 0x0000000000000000 in ?? ()
436
437Thread 15 (Thread 0x7f7d78e44710 (LWP 8374)):
438#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
439#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x31fbc28, mp=0x31fbb80, 
440    abstime=0x7f7d78e42990, 
441    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
442    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
443#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x31fbc28, mutex=0x31fbb80, 
444    abstime=0x7f7d78e42990, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
445    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
446#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x31fbb80, thd=0x31fba90, 
447    abs_timeout=0x7f7d78e42990, set_status_on_timeout=true, 
448    wait_state_name=0xd2bf04 "Waiting for global read lock")
449    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
450#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x31fbb80, mdl_request=0x7f7d78e42a00, 
451    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
452#5  0x000000000061f9fc in open_and_lock_for_insert_delayed (thd=0x31fba90, 
453    table_list=0x7f7d7400d738) at /home/elenst/lp-5.5-threadpool/sql/sql_insert.cc:559
454#6  0x000000000061fe81 in mysql_insert (thd=0x31fba90, table_list=0x7f7d7400d738, fields=..., 
455    values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false)
456    at /home/elenst/lp-5.5-threadpool/sql/sql_insert.cc:724
457#7  0x000000000063c592 in mysql_execute_command (thd=0x31fba90)
458    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2885
459#8  0x0000000000643f0b in mysql_parse (thd=0x31fba90, 
460    rawbuf=0x7f7d7400d5e8 "INSERT DELAYED   testdb_S . t1_view1_S  ( `col_int` ) VALUES ( 9 )", 
461    length=66, parser_state=0x7f7d78e43580) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
462#9  0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x31fba90, 
463    packet=0x322e421 "INSERT DELAYED   testdb_S . t1_view1_S  ( `col_int` ) VALUES ( 9 ) ", 
464    packet_length=67) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
465#10 0x000000000063758e in do_command (thd=0x31fba90)
466    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
467#11 0x00000000007724e8 in threadpool_process_request (thd=0x31fba90)
468    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
469#12 0x00000000007a11c7 in handle_event (ev=0x30a3740)
470    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
471#13 0x00000000007a1484 in worker_main (param=0x14c5c00)
472    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
473#14 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
474#15 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
475#16 0x0000000000000000 in ?? ()
476
477Thread 14 (Thread 0x7f7d78dfc710 (LWP 8375)):
478#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
479#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x3223f28, mp=0x3223e80, 
480    abstime=0x7f7d78df9f00, 
481    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
482    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
483#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x3223f28, mutex=0x3223e80, 
484    abstime=0x7f7d78df9f00, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
485    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
486#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x3223e80, thd=0x3223d90, 
487    abs_timeout=0x7f7d78df9f00, set_status_on_timeout=true, 
488    wait_state_name=0xd2bf04 "Waiting for global read lock")
489    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
490#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x3223e80, mdl_request=0x7f7d78dfa020, 
491    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
492#5  0x0000000000733683 in MDL_context::acquire_locks (this=0x3223e80, mdl_requests=0x7f7d78dfa240, 
493    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1930
494#6  0x00000000005e61b6 in lock_table_names (thd=0x3223d90, tables_start=0x3217ec8, tables_end=0x0, 
495    lock_wait_timeout=31536000, flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4722
496#7  0x00000000005e6563 in open_tables (thd=0x3223d90, start=0x3226218, counter=0x7f7d78dfae60, 
497    flags=0, prelocking_strategy=0x7f7d78dfa3f0)
498    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4906
499#8  0x000000000061e4e6 in open_tables (thd=0x3223d90, tables=0x3226218, counter=0x7f7d78dfae60, 
500    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:472
501#9  0x00000000006ccd8c in mysql_create_like_table (thd=0x3223d90, table=0x3217ec8, 
502    src_table=0x32184d0, create_info=0x7f7d78dfaef0)
503    at /home/elenst/lp-5.5-threadpool/sql/sql_table.cc:4673
504#10 0x000000000063b8dd in mysql_execute_command (thd=0x3223d90)
505    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2550
506#11 0x0000000000643f0b in mysql_parse (thd=0x3223d90, 
507    rawbuf=0x3217c58 "/* testdb_N . t1_merge1_N   consists of ( testdb_N . t1_base1_N   , testdb_S . t1_base1_N   ) based on test.table10_int_autoinc */ CREATE TABLE IF NOT EXISTS testdb_N . t1_base1_N LIKE test.table10_in"..., length=209, parser_state=0x7f7d78dfb580)
508    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
509#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x3223d90, 
510    packet=0x315f261 "/* testdb_N . t1_merge1_N   consists of ( testdb_N . t1_base1_N   , testdb_S . t1_base1_N   ) based on test.table10_int_autoinc */ CREATE TABLE IF NOT EXISTS testdb_N . t1_base1_N LIKE test.table10_in"..., packet_length=210) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
511#13 0x000000000063758e in do_command (thd=0x3223d90)
512    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
513#14 0x00000000007724e8 in threadpool_process_request (thd=0x3223d90)
514    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
515#15 0x00000000007a11c7 in handle_event (ev=0x3155e20)
516    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
517#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
518    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
519#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
520#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
521#19 0x0000000000000000 in ?? ()
522
523Thread 13 (Thread 0x7f7d78db4710 (LWP 8376)):
524#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
525#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x3241c48, mp=0x3241ba0, 
526    abstime=0x7f7d78db2670, 
527    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
528    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
529#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x3241c48, mutex=0x3241ba0, 
530    abstime=0x7f7d78db2670, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
531    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
532#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x3241ba0, thd=0x3241ab0, 
533    abs_timeout=0x7f7d78db2670, set_status_on_timeout=true, 
534    wait_state_name=0xd2bf04 "Waiting for global read lock")
535    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
536#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x3241ba0, mdl_request=0x7f7d78db2710, 
537    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
538#5  0x00000000005e2e18 in open_table (thd=0x3241ab0, table_list=0x7f7d740274f0, 
539    mem_root=0x7f7d78db2cb0, ot_ctx=0x7f7d78db2cf0)
540    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
541#6  0x00000000005e58a6 in open_and_process_table (thd=0x3241ab0, lex=0x3243f28, 
542    tables=0x7f7d740274f0, counter=0x7f7d78db2e14, flags=0, prelocking_strategy=0x7f7d78db2e60, 
543    has_prelocking_list=false, ot_ctx=0x7f7d78db2cf0, new_frm_mem=0x7f7d78db2cb0)
544    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
545#7  0x00000000005e6648 in open_tables (thd=0x3241ab0, start=0x7f7d78db2dd0, counter=0x7f7d78db2e14, 
546    flags=0, prelocking_strategy=0x7f7d78db2e60)
547    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
548#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x3241ab0, tables=0x7f7d740274f0, derived=true, 
549    flags=0, prelocking_strategy=0x7f7d78db2e60)
550    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
551#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x3241ab0, tables=0x7f7d740274f0, derived=true, 
552    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
553#10 0x000000000063c8a2 in mysql_execute_command (thd=0x3241ab0)
554    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2947
555#11 0x0000000000643f0b in mysql_parse (thd=0x3241ab0, 
556    rawbuf=0x7f7d74027238 "REPLACE   testdb_S . t1_base1_S  ( `pk` , `col_int_key` , `col_int`  ) SELECT   `col_int_key` , `col_int` , `pk`  FROM ( SELECT `pk` , `col_int_key` , `pk`  FROM testdb_N . t1_base2_N  ) AS A WHERE te"..., length=244, parser_state=0x7f7d78db3580)
557    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
558#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x3241ab0, 
559    packet=0x32455e1 "REPLACE   testdb_S . t1_base1_S  ( `pk` , `col_int_key` , `col_int`  ) SELECT   `col_int_key` , `col_int` , `pk`  FROM ( SELECT `pk` , `col_int_key` , `pk`  FROM testdb_N . t1_base2_N  ) AS A WHERE te"..., packet_length=244) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
560#13 0x000000000063758e in do_command (thd=0x3241ab0)
561    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
562#14 0x00000000007724e8 in threadpool_process_request (thd=0x3241ab0)
563    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
564#15 0x00000000007a11c7 in handle_event (ev=0x3155cd0)
565    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
566#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
567    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
568#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
569#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
570#19 0x0000000000000000 in ?? ()
571
572Thread 12 (Thread 0x7f7d78d6c710 (LWP 8378)):
573#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
574#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x31e23a8, mp=0x31e2300, 
575    abstime=0x7f7d78d6a670, 
576    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
577    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
578#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x31e23a8, mutex=0x31e2300, 
579    abstime=0x7f7d78d6a670, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
580    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
581#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x31e2300, thd=0x31e2210, 
582    abs_timeout=0x7f7d78d6a670, set_status_on_timeout=true, 
583    wait_state_name=0xd2bf04 "Waiting for global read lock")
584    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
585#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x31e2300, mdl_request=0x7f7d78d6a710, 
586    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
587#5  0x00000000005e2e18 in open_table (thd=0x31e2210, table_list=0x7f7d64023460, 
588    mem_root=0x7f7d78d6acb0, ot_ctx=0x7f7d78d6acf0)
589    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
590#6  0x00000000005e58a6 in open_and_process_table (thd=0x31e2210, lex=0x31e4688, 
591    tables=0x7f7d64023460, counter=0x7f7d78d6ae14, flags=0, prelocking_strategy=0x7f7d78d6ae60, 
592    has_prelocking_list=false, ot_ctx=0x7f7d78d6acf0, new_frm_mem=0x7f7d78d6acb0)
593    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
594#7  0x00000000005e6648 in open_tables (thd=0x31e2210, start=0x7f7d78d6add0, counter=0x7f7d78d6ae14, 
595    flags=0, prelocking_strategy=0x7f7d78d6ae60)
596    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
597#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x31e2210, tables=0x7f7d64023460, derived=true, 
598    flags=0, prelocking_strategy=0x7f7d78d6ae60)
599    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
600#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x31e2210, tables=0x7f7d64023460, derived=true, 
601    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
602#10 0x000000000063cd2c in mysql_execute_command (thd=0x31e2210)
603    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:3033
604#11 0x0000000000643f0b in mysql_parse (thd=0x31e2210, 
605    rawbuf=0x7f7d64022ca8 "DELETE    A FROM testdb_S . t1_base1_S  AS A WHERE A.`pk` IN ( SELECT `pk` FROM testdb_N . t1_temp1_N  AS B WHERE B.`pk` = 5 )", length=126, parser_state=0x7f7d78d6b580)
606    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
607#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x31e2210, 
608    packet=0x31e5d41 "DELETE    A FROM testdb_S . t1_base1_S  AS A WHERE A.`pk` IN ( SELECT `pk` FROM testdb_N . t1_temp1_N  AS B WHERE B.`pk` = 5 )", packet_length=126)
609    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
610#13 0x000000000063758e in do_command (thd=0x31e2210)
611    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
612#14 0x00000000007724e8 in threadpool_process_request (thd=0x31e2210)
613    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
614#15 0x00000000007a11c7 in handle_event (ev=0x30e32d0)
615    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
616#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
617    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
618#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
619#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
620#19 0x0000000000000000 in ?? ()
621
622Thread 11 (Thread 0x7f7d78d24710 (LWP 8380)):
623#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
624#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x3127da8, mp=0x3127d00, 
625    abstime=0x7f7d78d20360, 
626    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
627    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
628#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x3127da8, mutex=0x3127d00, 
629    abstime=0x7f7d78d20360, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
630    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
631#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x3127d00, thd=0x3127c10, 
632    abs_timeout=0x7f7d78d20360, set_status_on_timeout=true, 
633    wait_state_name=0xd2bf04 "Waiting for global read lock")
634    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
635#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x3127d00, mdl_request=0x7f7d78d20400, 
636    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
637#5  0x00000000005e2e18 in open_table (thd=0x3127c10, table_list=0x7f7d78d20c00, 
638    mem_root=0x7f7d78d209a0, ot_ctx=0x7f7d78d209e0)
639    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
640#6  0x00000000005e58a6 in open_and_process_table (thd=0x3127c10, lex=0x312a088, 
641    tables=0x7f7d78d20c00, counter=0x7f7d78d20b04, flags=2048, prelocking_strategy=0x7f7d78d20b50, 
642    has_prelocking_list=false, ot_ctx=0x7f7d78d209e0, new_frm_mem=0x7f7d78d209a0)
643    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
644#7  0x00000000005e6648 in open_tables (thd=0x3127c10, start=0x7f7d78d20ac0, counter=0x7f7d78d20b04, 
645    flags=2048, prelocking_strategy=0x7f7d78d20b50)
646    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
647#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x3127c10, tables=0x7f7d78d20c00, 
648    derived=false, flags=2048, prelocking_strategy=0x7f7d78d20b50)
649    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
650#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x3127c10, tables=0x7f7d78d20c00, 
651    derived=false, flags=2048) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
652#10 0x00000000005d1a4d in open_grant_tables (thd=0x3127c10, tables=0x7f7d78d20c00)
653    at /home/elenst/lp-5.5-threadpool/sql/sql_acl.cc:5796
654#11 0x00000000005d2d8a in mysql_create_user (thd=0x3127c10, list=...)
655    at /home/elenst/lp-5.5-threadpool/sql/sql_acl.cc:6468
656#12 0x000000000063e20e in mysql_execute_command (thd=0x3127c10)
657    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:3453
658#13 0x0000000000643f0b in mysql_parse (thd=0x3127c10, 
659    rawbuf=0x7f7d740a6298 "CREATE USER otto@localhost", length=26, parser_state=0x7f7d78d23580)
660    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
661#14 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x3127c10, 
662    packet=0x3164291 " CREATE USER otto@localhost ", packet_length=28)
663    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
664#15 0x000000000063758e in do_command (thd=0x3127c10)
665    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
666#16 0x00000000007724e8 in threadpool_process_request (thd=0x3127c10)
667    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
668#17 0x00000000007a11c7 in handle_event (ev=0x3095970)
669    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
670#18 0x00000000007a1484 in worker_main (param=0x14c5c00)
671    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
672#19 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
673#20 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
674#21 0x0000000000000000 in ?? ()
675
676Thread 10 (Thread 0x7f7d78cdc710 (LWP 8382)):
677#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
678#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x323a108, mp=0x323a060, 
679    abstime=0x7f7d78cd9f00, 
680    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
681    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
682#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x323a108, mutex=0x323a060, 
683    abstime=0x7f7d78cd9f00, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
684    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
685#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x323a060, thd=0x3239f70, 
686    abs_timeout=0x7f7d78cd9f00, set_status_on_timeout=true, 
687    wait_state_name=0xd2bf04 "Waiting for global read lock")
688    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
689#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x323a060, mdl_request=0x7f7d78cda020, 
690    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
691#5  0x0000000000733683 in MDL_context::acquire_locks (this=0x323a060, mdl_requests=0x7f7d78cda240, 
692    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1930
693#6  0x00000000005e61b6 in lock_table_names (thd=0x3239f70, tables_start=0x7f7d74020458, 
694    tables_end=0x0, lock_wait_timeout=31536000, flags=0)
695    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4722
696#7  0x00000000005e6563 in open_tables (thd=0x3239f70, start=0x323c3f8, counter=0x7f7d78cdae60, 
697    flags=0, prelocking_strategy=0x7f7d78cda3f0)
698    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4906
699#8  0x000000000061e4e6 in open_tables (thd=0x3239f70, tables=0x323c3f8, counter=0x7f7d78cdae60, 
700    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:472
701#9  0x00000000006ccd8c in mysql_create_like_table (thd=0x3239f70, table=0x7f7d74020458, 
702    src_table=0x7f7d74020a60, create_info=0x7f7d78cdaef0)
703    at /home/elenst/lp-5.5-threadpool/sql/sql_table.cc:4673
704#10 0x000000000063b8dd in mysql_execute_command (thd=0x3239f70)
705    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2550
706#11 0x0000000000643f0b in mysql_parse (thd=0x3239f70, 
707    rawbuf=0x7f7d740201e8 "/* testdb_S . t1_merge2_N   consists of ( testdb_S . t1_base2_N   , testdb_N . t1_base1_N   ) based on test.table10_int_autoinc */ CREATE TABLE IF NOT EXISTS testdb_S . t1_base2_N LIKE test.table10_in"..., length=209, parser_state=0x7f7d78cdb580)
708    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
709#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x3239f70, 
710    packet=0x323daa1 "/* testdb_S . t1_merge2_N   consists of ( testdb_S . t1_base2_N   , testdb_N . t1_base1_N   ) based on test.table10_int_autoinc */ CREATE TABLE IF NOT EXISTS testdb_S . t1_base2_N LIKE test.table10_in"..., packet_length=210) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
711#13 0x000000000063758e in do_command (thd=0x3239f70)
712    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
713#14 0x00000000007724e8 in threadpool_process_request (thd=0x3239f70)
714    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
715#15 0x00000000007a11c7 in handle_event (ev=0x30b3390)
716    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
717#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
718    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
719#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
720#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
721#19 0x0000000000000000 in ?? ()
722
723Thread 9 (Thread 0x7f7d78268710 (LWP 8390)):
724#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
725#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x309ba08, mp=0x309b960, 
726    abstime=0x7f7d78266310, 
727    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
728    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
729#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x309ba08, mutex=0x309b960, 
730    abstime=0x7f7d78266310, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
731    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
732#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x309b960, thd=0x309b870, 
733    abs_timeout=0x7f7d78266310, set_status_on_timeout=true, 
734    wait_state_name=0xd2bf04 "Waiting for global read lock")
735    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
736#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x309b960, mdl_request=0x7f7d782663b0, 
737    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
738#5  0x00000000005e2e18 in open_table (thd=0x309b870, table_list=0x3130040, mem_root=0x7f7d78266950, 
739    ot_ctx=0x7f7d78266990) at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
740#6  0x00000000005e58a6 in open_and_process_table (thd=0x309b870, lex=0x309dce8, tables=0x3130040, 
741    counter=0x7f7d78266de8, flags=0, prelocking_strategy=0x7f7d78266a70, has_prelocking_list=false, 
742    ot_ctx=0x7f7d78266990, new_frm_mem=0x7f7d78266950)
743    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
744#7  0x00000000005e6648 in open_tables (thd=0x309b870, start=0x7f7d78266ad0, counter=0x7f7d78266de8, 
745    flags=0, prelocking_strategy=0x7f7d78266a70)
746    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
747#8  0x000000000061e4e6 in open_tables (thd=0x309b870, tables=0x7f7d78266ad0, 
748    counter=0x7f7d78266de8, flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:472
749#9  0x00000000006e210a in mysql_update (thd=0x309b870, table_list=0x3130040, fields=..., 
750    values=..., conds=0x3130978, order_num=0, order=0x0, limit=6, handle_duplicates=DUP_ERROR, 
751    ignore=false, found_return=0x7f7d782671e8, updated_return=0x7f7d782671e0)
752    at /home/elenst/lp-5.5-threadpool/sql/sql_update.cc:280
753#10 0x000000000063c13e in mysql_execute_command (thd=0x309b870)
754    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2760
755#11 0x0000000000643f0b in mysql_parse (thd=0x309b870, 
756    rawbuf=0x312fec8 "UPDATE LOW_PRIORITY  testdb_N . t1_part2_N  SET `col_int` = 5 WHERE `pk` > 1 LIMIT 6", length=84, parser_state=0x7f7d78267580)
757    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
758#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x309b870, 
759    packet=0x309f3a1 "UPDATE LOW_PRIORITY  testdb_N . t1_part2_N  SET `col_int` = 5 WHERE `pk` > 1 LIMIT 6", packet_length=84) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
760#13 0x000000000063758e in do_command (thd=0x309b870)
761    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
762#14 0x00000000007724e8 in threadpool_process_request (thd=0x309b870)
763    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
764#15 0x00000000007a11c7 in handle_event (ev=0x3101d50)
765    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
766#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
767    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
768#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
769#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
770#19 0x0000000000000000 in ?? ()
771
772Thread 8 (Thread 0x7f7d78220710 (LWP 8391)):
773#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
774#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x321cfb8, mp=0x321cf10, 
775    abstime=0x7f7d7821e670, 
776    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
777    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
778#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x321cfb8, mutex=0x321cf10, 
779    abstime=0x7f7d7821e670, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
780    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
781#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x321cf10, thd=0x321ce20, 
782    abs_timeout=0x7f7d7821e670, set_status_on_timeout=true, 
783    wait_state_name=0xd2bf04 "Waiting for global read lock")
784    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
785#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x321cf10, mdl_request=0x7f7d7821e710, 
786    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
787#5  0x00000000005e2e18 in open_table (thd=0x321ce20, table_list=0x7f7d7405dca8, 
788    mem_root=0x7f7d7821ecb0, ot_ctx=0x7f7d7821ecf0)
789    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
790#6  0x00000000005e58a6 in open_and_process_table (thd=0x321ce20, lex=0x321f298, 
791    tables=0x7f7d7405dca8, counter=0x7f7d7821ee14, flags=0, prelocking_strategy=0x7f7d7821ee60, 
792    has_prelocking_list=false, ot_ctx=0x7f7d7821ecf0, new_frm_mem=0x7f7d7821ecb0)
793    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
794#7  0x00000000005e6648 in open_tables (thd=0x321ce20, start=0x7f7d7821edd0, counter=0x7f7d7821ee14, 
795    flags=0, prelocking_strategy=0x7f7d7821ee60)
796    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
797#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x321ce20, tables=0x7f7d7405dca8, derived=true, 
798    flags=0, prelocking_strategy=0x7f7d7821ee60)
799    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
800#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x321ce20, tables=0x7f7d7405dca8, derived=true, 
801    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
802#10 0x000000000063cd2c in mysql_execute_command (thd=0x321ce20)
803    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:3033
804#11 0x0000000000643f0b in mysql_parse (thd=0x321ce20, 
805    rawbuf=0x7f7d7405cef8 "DELETE    A , B FROM testdb_S . t1_base2_S  AS A NATURAL JOIN testdb_N . t1_merge1_N  B WHERE testdb_S . f1_1_N  () = 6 AND `pk` = 7", length=132, 
806    parser_state=0x7f7d7821f580) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
807#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x321ce20, 
808    packet=0x325cc81 "DELETE    A , B FROM testdb_S . t1_base2_S  AS A NATURAL JOIN testdb_N . t1_merge1_N  B WHERE testdb_S . f1_1_N  () = 6 AND `pk` = 7", packet_length=132)
809    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
810#13 0x000000000063758e in do_command (thd=0x321ce20)
811    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
812#14 0x00000000007724e8 in threadpool_process_request (thd=0x321ce20)
813    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
814#15 0x00000000007a11c7 in handle_event (ev=0x3036310)
815    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
816#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
817    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
818#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
819#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
820#19 0x0000000000000000 in ?? ()
821
822Thread 7 (Thread 0x7f7d781d8710 (LWP 8392)):
823#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
824#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x307ff28, mp=0x307fe80, 
825    abstime=0x7f7d781d6770, 
826    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
827    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
828#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x307ff28, mutex=0x307fe80, 
829    abstime=0x7f7d781d6770, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
830    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
831#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x307fe80, thd=0x307fd90, 
832    abs_timeout=0x7f7d781d6770, set_status_on_timeout=true, 
833    wait_state_name=0xd2bf04 "Waiting for global read lock")
834    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
835#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x307fe80, mdl_request=0x7f7d781d6890, 
836    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
837#5  0x0000000000733683 in MDL_context::acquire_locks (this=0x307fe80, mdl_requests=0x7f7d781d6ab0, 
838    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1930
839#6  0x00000000005e61b6 in lock_table_names (thd=0x307fd90, tables_start=0x3099880, tables_end=0x0, 
840    lock_wait_timeout=31536000, flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4722
841#7  0x00000000005e6563 in open_tables (thd=0x307fd90, start=0x7f7d781d6c60, counter=0x7f7d781d6ca4, 
842    flags=0, prelocking_strategy=0x7f7d781d6cf0)
843    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4906
844#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x307fd90, tables=0x3099880, derived=true, 
845    flags=0, prelocking_strategy=0x7f7d781d6cf0)
846    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
847#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x307fd90, tables=0x3099880, derived=true, 
848    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
849#10 0x00000000006e92d4 in mysql_create_view (thd=0x307fd90, views=0x3099880, mode=VIEW_CREATE_NEW)
850    at /home/elenst/lp-5.5-threadpool/sql/sql_view.cc:439
851#11 0x000000000064077c in mysql_execute_command (thd=0x307fd90)
852    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:4257
853#12 0x0000000000643f0b in mysql_parse (thd=0x307fd90, 
854    rawbuf=0x30995f8 "CREATE  ALGORITHM = UNDEFINED VIEW testdb_S . t1_view2_N  AS SELECT   `col_int` , `col_int_key` , `pk`  FROM testdb_S . t1_base2_N   A WHERE A.`pk` IN ( SELECT `pk` FROM testdb_S . t1_merge1_S  AS B W"..., length=222, parser_state=0x7f7d781d7580)
855    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
856#13 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x307fd90, 
857    packet=0x3103ca1 "CREATE  ALGORITHM = UNDEFINED VIEW testdb_S . t1_view2_N  AS SELECT   `col_int` , `col_int_key` , `pk`  FROM testdb_S . t1_base2_N   A WHERE A.`pk` IN ( SELECT `pk` FROM testdb_S . t1_merge1_S  AS B W"..., packet_length=222) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
858#14 0x000000000063758e in do_command (thd=0x307fd90)
859    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
860#15 0x00000000007724e8 in threadpool_process_request (thd=0x307fd90)
861    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
862#16 0x00000000007a11c7 in handle_event (ev=0x303f3d0)
863    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
864#17 0x00000000007a1484 in worker_main (param=0x14c5c00)
865    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
866#18 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
867#19 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
868#20 0x0000000000000000 in ?? ()
869
870Thread 6 (Thread 0x7f7d78190710 (LWP 8393)):
871#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
872#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x31da868, mp=0x31da7c0, 
873    abstime=0x7f7d7818e970, 
874    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
875    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
876#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x31da868, mutex=0x31da7c0, 
877    abstime=0x7f7d7818e970, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
878    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
879#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x31da7c0, thd=0x31da6d0, 
880    abs_timeout=0x7f7d7818e970, set_status_on_timeout=true, 
881    wait_state_name=0xd2bf04 "Waiting for global read lock")
882    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
883#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x31da7c0, mdl_request=0x7f7d7818ea90, 
884    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
885#5  0x0000000000733683 in MDL_context::acquire_locks (this=0x31da7c0, mdl_requests=0x7f7d7818ecb0, 
886    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1930
887#6  0x00000000005e61b6 in lock_table_names (thd=0x31da6d0, tables_start=0x7f7d640253f8, 
888    tables_end=0x0, lock_wait_timeout=31536000, flags=0)
889    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4722
890#7  0x00000000005e6563 in open_tables (thd=0x31da6d0, start=0x7f7d7818ee40, counter=0x7f7d7818ee5c, 
891    flags=0, prelocking_strategy=0x7f7d7818ee60)
892    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4906
893#8  0x000000000063a167 in lock_tables_open_and_lock_tables (thd=0x31da6d0, tables=0x7f7d640253f8)
894    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1813
895#9  0x000000000063d660 in mysql_execute_command (thd=0x31da6d0)
896    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:3221
897#10 0x0000000000643f0b in mysql_parse (thd=0x31da6d0, 
898    rawbuf=0x7f7d640252c8 "LOCK TABLES testdb_S . t1_merge2_N  AS b  WRITE", length=47, 
899    parser_state=0x7f7d7818f580) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
900#11 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x31da6d0, 
901    packet=0x31de201 "LOCK TABLES testdb_S . t1_merge2_N  AS b  WRITE", packet_length=47)
902    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
903#12 0x000000000063758e in do_command (thd=0x31da6d0)
904    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
905#13 0x00000000007724e8 in threadpool_process_request (thd=0x31da6d0)
906    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
907#14 0x00000000007a11c7 in handle_event (ev=0x30dcce0)
908    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
909#15 0x00000000007a1484 in worker_main (param=0x14c5c00)
910    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
911#16 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
912#17 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
913#18 0x0000000000000000 in ?? ()
914
915Thread 5 (Thread 0x7f7d78148710 (LWP 8395)):
916#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
917#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x31f00d8, mp=0x31f0030, 
918    abstime=0x7f7d781463e0, 
919    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
920    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
921#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x31f00d8, mutex=0x31f0030, 
922    abstime=0x7f7d781463e0, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
923    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
924#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x31f0030, thd=0x31eff40, 
925    abs_timeout=0x7f7d781463e0, set_status_on_timeout=true, 
926    wait_state_name=0xd2bf04 "Waiting for global read lock")
927    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
928#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x31f0030, mdl_request=0x7f7d78146480, 
929    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
930#5  0x00000000005e2e18 in open_table (thd=0x31eff40, table_list=0x7f7d6400a7c0, 
931    mem_root=0x7f7d78146a20, ot_ctx=0x7f7d78146a60)
932    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
933#6  0x00000000005e58a6 in open_and_process_table (thd=0x31eff40, lex=0x31f23b8, 
934    tables=0x7f7d6400a7c0, counter=0x7f7d78146b84, flags=0, prelocking_strategy=0x7f7d78146bd0, 
935    has_prelocking_list=false, ot_ctx=0x7f7d78146a60, new_frm_mem=0x7f7d78146a20)
936    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
937#7  0x00000000005e6648 in open_tables (thd=0x31eff40, start=0x7f7d78146b40, counter=0x7f7d78146b84, 
938    flags=0, prelocking_strategy=0x7f7d78146bd0)
939    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
940#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x31eff40, tables=0x7f7d6400a7c0, derived=true, 
941    flags=0, prelocking_strategy=0x7f7d78146bd0)
942    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
943#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x31eff40, tables=0x7f7d6400a7c0, derived=true, 
944    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
945#10 0x000000000061fec6 in mysql_insert (thd=0x31eff40, table_list=0x7f7d6400a7c0, fields=..., 
946    values_list=..., update_fields=..., update_values=..., duplic=DUP_REPLACE, ignore=false)
947    at /home/elenst/lp-5.5-threadpool/sql/sql_insert.cc:729
948#11 0x000000000063c592 in mysql_execute_command (thd=0x31eff40)
949    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:2885
950#12 0x0000000000643f0b in mysql_parse (thd=0x31eff40, 
951    rawbuf=0x7f7d6400a668 "REPLACE  INTO testdb_S . t1_merge2_S  ( `col_int_key` ) VALUES ( NULL )", length=71, parser_state=0x7f7d78147580) at /home/elenst/lp-5.5-th
952readpool/sql/sql_parse.cc:5694
953#13 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x31eff40, 
954    packet=0x31f3a71 "REPLACE  INTO testdb_S . t1_merge2_S  ( `col_int_key` ) VALUES ( NULL )", 
955    packet_length=71) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
956#14 0x000000000063758e in do_command (thd=0x31eff40)
957    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
958#15 0x00000000007724e8 in threadpool_process_request (thd=0x31eff40)
959    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
960#16 0x00000000007a11c7 in handle_event (ev=0x30e3180)
961    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
962#17 0x00000000007a1484 in worker_main (param=0x14c5c00)
963    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
964#18 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
965#19 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
966#20 0x0000000000000000 in ?? ()
967
968Thread 4 (Thread 0x7f7d78100710 (LWP 8396)):
969#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
970#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x31cb1e8, mp=0x31cb140, 
971    abstime=0x7f7d780fe7b0, 
972    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
973    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
974#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x31cb1e8, mutex=0x31cb140, 
975    abstime=0x7f7d780fe7b0, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
976    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
977#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x31cb140, thd=0x31cb050, 
978    abs_timeout=0x7f7d780fe7b0, set_status_on_timeout=true, 
979    wait_state_name=0xd2bf04 "Waiting for global read lock")
980    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
981#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x31cb140, mdl_request=0x7f7d780fec20, 
982    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
983#5  0x0000000000733683 in MDL_context::acquire_locks (this=0x31cb140, mdl_requests=0x7f7d780fedd0, 
984    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1930
985#6  0x000000000089e7cf in lock_object_name (thd=0x31cb050, mdl_type=MDL_key::FUNCTION, 
986    db=0x7f7d6402aae0 "testdb_N", name=0x7f7d6402aaf0 "f1_2_N")
987    at /home/elenst/lp-5.5-threadpool/sql/lock.cc:885
988#7  0x00000000008ebbb1 in sp_drop_routine (thd=0x31cb050, type=TYPE_ENUM_FUNCTION, 
989    name=0x7f7d6402aaf8) at /home/elenst/lp-5.5-threadpool/sql/sp.cc:1259
990#8  0x0000000000640278 in mysql_execute_command (thd=0x31cb050)
991    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:4142
992#9  0x0000000000643f0b in mysql_parse (thd=0x31cb050, 
993    rawbuf=0x7f7d6402aa18 "DROP FUNCTION IF EXISTS testdb_N . f1_2_N", length=41, 
994    parser_state=0x7f7d780ff580) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
995#10 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x31cb050, 
996    packet=0x31ceb81 "DROP FUNCTION IF EXISTS testdb_N . f1_2_N ", packet_length=42)
997    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
998#11 0x000000000063758e in do_command (thd=0x31cb050)
999    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
1000#12 0x00000000007724e8 in threadpool_process_request (thd=0x31cb050)
1001    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
1002#13 0x00000000007a11c7 in handle_event (ev=0x30db2a0)
1003    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
1004#14 0x00000000007a1484 in worker_main (param=0x14c5c00)
1005    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
1006#15 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
1007#16 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
1008#17 0x0000000000000000 in ?? ()
1009
1010
1011Thread 3 (Thread 0x7f7d780b8710 (LWP 8397)):
1012#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
1013#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x305c4e8, mp=0x305c440, 
1014    abstime=0x7f7d780b6670, 
1015    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
1016    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
1017#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x305c4e8, mutex=0x305c440, 
1018    abstime=0x7f7d780b6670, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
1019    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
1020#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x305c440, thd=0x305c350, 
1021    abs_timeout=0x7f7d780b6670, set_status_on_timeout=true, 
1022    wait_state_name=0xd2bf04 "Waiting for global read lock")
1023    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
1024#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x305c440, mdl_request=0x7f7d780b6710, 
1025    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
1026#5  0x00000000005e2e18 in open_table (thd=0x305c350, table_list=0x7f7d64031948, 
1027    mem_root=0x7f7d780b6cb0, ot_ctx=0x7f7d780b6cf0)
1028    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:2930
1029#6  0x00000000005e58a6 in open_and_process_table (thd=0x305c350, lex=0x305e7c8, 
1030    tables=0x7f7d64031948, counter=0x7f7d780b6e14, flags=0, prelocking_strategy=0x7f7d780b6e60, 
1031    has_prelocking_list=false, ot_ctx=0x7f7d780b6cf0, new_frm_mem=0x7f7d780b6cb0)
1032    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4492
1033#7  0x00000000005e6648 in open_tables (thd=0x305c350, start=0x7f7d780b6dd0, counter=0x7f7d780b6e14, 
1034    flags=0, prelocking_strategy=0x7f7d780b6e60)
1035    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4939
1036#8  0x00000000005e74c2 in open_and_lock_tables (thd=0x305c350, tables=0x7f7d64031948, derived=true, 
1037    flags=0, prelocking_strategy=0x7f7d780b6e60)
1038    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:5537
1039#9  0x00000000005db4f2 in open_and_lock_tables (thd=0x305c350, tables=0x7f7d64031948, derived=true, 
1040    flags=0) at /home/elenst/lp-5.5-threadpool/sql/sql_base.h:493
1041#10 0x000000000063cd2c in mysql_execute_command (thd=0x305c350)
1042    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:3033
1043#11 0x0000000000643f0b in mysql_parse (thd=0x305c350, 
1044    rawbuf=0x7f7d64030bb8 "DELETE    A , B FROM testdb_S . t1_view1_N  AS A NATURAL JOIN testdb_S . t1_merge1_S  B WHERE `pk` BETWEEN 3 AND 3 + 1", length=118, parser_state=0x7f7d780b7580)
1045    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
1046#12 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x305c350, 
1047    packet=0x305fe81 "DELETE    A , B FROM testdb_S . t1_view1_N  AS A NATURAL JOIN testdb_S . t1_merge1_S  B WHERE `pk` BETWEEN 3 AND 3 + 1", packet_length=118)
1048    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
1049#13 0x000000000063758e in do_command (thd=0x305c350)
1050    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
1051#14 0x00000000007724e8 in threadpool_process_request (thd=0x305c350)
1052    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
1053#15 0x00000000007a11c7 in handle_event (ev=0x1d29090)
1054    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
1055#16 0x00000000007a1484 in worker_main (param=0x14c5c00)
1056    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
1057#17 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
1058#18 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
1059#19 0x0000000000000000 in ?? ()
1060
1061Thread 2 (Thread 0x7f7d78070710 (LWP 8398)):
1062#0  0x00007f7d90b06709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
1063#1  0x0000000000c99400 in safe_cond_timedwait (cond=0x31d2d28, mp=0x31d2c80, 
1064    abstime=0x7f7d7806e970, 
1065    file=0xd2be20 "/home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h", line=1012)
1066    at /home/elenst/lp-5.5-threadpool/mysys/thr_mutex.c:549
1067#2  0x00000000007312c0 in inline_mysql_cond_timedwait (that=0x31d2d28, mutex=0x31d2c80, 
1068    abstime=0x7f7d7806e970, src_file=0xd2c030 "/home/elenst/lp-5.5-threadpool/sql/mdl.cc", 
1069    src_line=983) at /home/elenst/lp-5.5-threadpool/include/mysql/psi/mysql_thread.h:1012
1070#3  0x00000000007320b7 in MDL_wait::timed_wait (this=0x31d2c80, thd=0x31d2b90, 
1071    abs_timeout=0x7f7d7806e970, set_status_on_timeout=true, 
1072    wait_state_name=0xd2bf04 "Waiting for global read lock")
1073    at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:983
1074#4  0x0000000000733416 in MDL_context::acquire_lock (this=0x31d2c80, mdl_request=0x7f7d7806ea90, 
1075    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1836
1076#5  0x0000000000733683 in MDL_context::acquire_locks (this=0x31d2c80, mdl_requests=0x7f7d7806ecb0, 
1077    lock_wait_timeout=31536000) at /home/elenst/lp-5.5-threadpool/sql/mdl.cc:1930
1078#6  0x00000000005e61b6 in lock_table_names (thd=0x31d2b90, tables_start=0x7f7d64014108, 
1079    tables_end=0x0, lock_wait_timeout=31536000, flags=0)
1080    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4722
1081#7  0x00000000005e6563 in open_tables (thd=0x31d2b90, start=0x7f7d7806ee40, counter=0x7f7d7806ee5c, 
1082    flags=0, prelocking_strategy=0x7f7d7806ee60)
1083    at /home/elenst/lp-5.5-threadpool/sql/sql_base.cc:4906
1084#8  0x000000000063a167 in lock_tables_open_and_lock_tables (thd=0x31d2b90, tables=0x7f7d64014108)
1085    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1813
1086#9  0x000000000063d660 in mysql_execute_command (thd=0x31d2b90)
1087    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:3221
1088#10 0x0000000000643f0b in mysql_parse (thd=0x31d2b90, 
1089    rawbuf=0x7f7d64013fd8 "LOCK TABLES testdb_S . t1_part2_S  AS y  WRITE", length=46, 
1090    parser_state=0x7f7d7806f580) at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:5694
1091#11 0x0000000000638277 in dispatch_command (command=COM_QUERY, thd=0x31d2b90, 
1092    packet=0x31d66c1 "LOCK TABLES testdb_S . t1_part2_S  AS y  WRITE", packet_length=46)
1093    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:1052
1094#12 0x000000000063758e in do_command (thd=0x31d2b90)
1095    at /home/elenst/lp-5.5-threadpool/sql/sql_parse.cc:791
1096#13 0x00000000007724e8 in threadpool_process_request (thd=0x31d2b90)
1097    at /home/elenst/lp-5.5-threadpool/sql/threadpool_common.cc:183
1098#14 0x00000000007a11c7 in handle_event (ev=0x3113ba0)
1099    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1223
1100#15 0x00000000007a1484 in worker_main (param=0x14c5c00)
1101    at /home/elenst/lp-5.5-threadpool/sql/threadpool_unix.cc:1277
1102#16 0x00007f7d90b01a4f in start_thread () from /lib64/libpthread.so.0
1103#17 0x00007f7d8f89682d in clone () from /lib64/libc.so.6
1104#18 0x0000000000000000 in ?? ()
1105
1106Thread 1 (Thread 0x7f7d90eea720 (LWP 8340)):
1107#0  0x00007f7d8f88d6b3 in poll () from /lib64/libc.so.6
1108#1  0x000000000059d1ca in handle_connections_sockets ()
1109    at /home/elenst/lp-5.5-threadpool/sql/mysqld.cc:5628
1110#2  0x000000000059c6df in mysqld_main (argc=51, argv=0x1cf2440)
1111    at /home/elenst/lp-5.5-threadpool/sql/mysqld.cc:5083
1112#3  0x00000000005951a4 in main (argc=51, argv=0x7fffd8c53718)
1113    at /home/elenst/lp-5.5-threadpool/sql/main.cc:25