# gdb -p $(pidof mysqld) GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1 Copyright (C) 2014 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word". Attaching to process 8369 Reading symbols from /var/vcap/data/packages/mariadb/7f74b9fd30c04d2240f6582e03d8acf96eca95f8/bin/mysqld...done. Reading symbols from /lib/x86_64-linux-gnu/libbz2.so.1.0...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libbz2.so.1.0 Reading symbols from /lib/x86_64-linux-gnu/libz.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libz.so.1 Reading symbols from /lib/x86_64-linux-gnu/libcrypt.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libcrypt.so.1 Reading symbols from /lib/x86_64-linux-gnu/libssl.so.1.0.0...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libssl.so.1.0.0 Reading symbols from /lib/x86_64-linux-gnu/libcrypto.so.1.0.0...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libcrypto.so.1.0.0 Reading symbols from /lib/x86_64-linux-gnu/libdl.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libdl.so.2 Reading symbols from /lib/x86_64-linux-gnu/libpthread.so.0...(no debugging symbols found)...done. [New LWP 8747] [New LWP 8739] [New LWP 8697] [New LWP 8696] [New LWP 8694] [New LWP 8693] [New LWP 8692] [New LWP 8691] [New LWP 8690] [New LWP 8689] [New LWP 8688] [New LWP 8687] [New LWP 8686] [New LWP 8685] [New LWP 8684] [New LWP 8683] [New LWP 8682] [New LWP 8681] [New LWP 8679] [New LWP 8678] [New LWP 8677] [New LWP 8676] [New LWP 8675] [New LWP 8674] [New LWP 8673] [New LWP 8672] [New LWP 8671] [New LWP 8670] [New LWP 8669] [New LWP 8375] [New LWP 8374] [New LWP 8373] [New LWP 8372] [New LWP 8371] [New LWP 8370] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Loaded symbols for /lib/x86_64-linux-gnu/libpthread.so.0 Reading symbols from /usr/lib/x86_64-linux-gnu/libstdc++.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/x86_64-linux-gnu/libstdc++.so.6 Reading symbols from /lib/x86_64-linux-gnu/libm.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libm.so.6 Reading symbols from /lib/x86_64-linux-gnu/libc.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libc.so.6 Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols found)...done. Loaded symbols for /lib64/ld-linux-x86-64.so.2 Reading symbols from /lib/x86_64-linux-gnu/libgcc_s.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libgcc_s.so.1 Reading symbols from /lib/x86_64-linux-gnu/libnss_compat.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnss_compat.so.2 Reading symbols from /lib/x86_64-linux-gnu/libnsl.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnsl.so.1 Reading symbols from /lib/x86_64-linux-gnu/libnss_nis.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnss_nis.so.2 Reading symbols from /lib/x86_64-linux-gnu/libnss_files.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/libnss_files.so.2 Reading symbols from /var/vcap/packages/mariadb/lib/plugin/libgalera_smm.so...done. Loaded symbols for /var/vcap/packages/mariadb/lib/plugin/libgalera_smm.so Reading symbols from /lib/x86_64-linux-gnu/librt.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/x86_64-linux-gnu/librt.so.1 0x00007f28fb53784d in poll () from /lib/x86_64-linux-gnu/libc.so.6 (gdb) set pagination 0 (gdb) thread apply all bt Thread 36 (Thread 0x7f28fa9f5700 (LWP 8370)): #0 0x00007f28fbe257be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00005620255179a6 in inline_mysql_cond_timedwait (that=0x5620265e4020 , mutex=0x5620265e4060 , src_file=0x562025659940 "/var/vcap/data/compile/mariadb/mariadb-10.1.18/mysys/thr_timer.c", src_line=292, abstime=0x7f28fa9f4e50) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/include/mysql/psi/mysql_thread.h:1202 #2 timer_handler (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/mysys/thr_timer.c:292 #3 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 35 (Thread 0x7f28f9a84700 (LWP 8371)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007f28f9f549ee in wait (this=0x7f28f9a83d20, cond=...) at galerautils/src/gu_lock.hpp:56 #2 galera::ServiceThd::thd_func (arg=0x56202787a148) at galera/src/galera_service_thd.cpp:30 #3 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 34 (Thread 0x7f28d37fd700 (LWP 8372)): #0 0x00007f28fb545283 in epoll_wait () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007f28f9f0fe34 in asio::detail::epoll_reactor::run (this=0x5620278b9d60, block=, ops=...) at asio/asio/detail/impl/epoll_reactor.ipp:239 #2 0x00007f28f9f10ae4 in do_one (this_idle_thread=, lock=..., this=) at asio/asio/detail/impl/task_io_service.ipp:263 #3 asio::detail::task_io_service::run (this=0x5620278b9cc0, ec=...) at asio/asio/detail/impl/task_io_service.ipp:129 #4 0x00007f28f9f0ec86 in run (this=0x5620278b8bf0) at asio/asio/impl/io_service.ipp:56 #5 gcomm::AsioProtonet::event_loop (this=0x5620278b8b50, period=...) at gcomm/src/asio_protonet.cpp:121 #6 0x00007f28f9f299fe in GCommConn::run (this=0x5620278b92c0) at gcs/src/gcs_gcomm.cpp:498 #7 0x00007f28f9f2f149 in GCommConn::run_fn (arg=) at gcs/src/gcs_gcomm.cpp:209 #8 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #9 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 33 (Thread 0x7f28d2ffc700 (LWP 8373)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007f28f9f27543 in wait (this=0x7f28d2ffb190, cond=...) at galerautils/src/gu_lock.hpp:56 #2 front (timeout=..., this=0x5620278b9490) at gcs/src/gcs_gcomm.cpp:124 #3 gcomm_recv (backend=, msg=0x562027881360, timeout=9223372035999999999) at gcs/src/gcs_gcomm.cpp:673 #4 0x00007f28f9f1d258 in core_msg_recv (timeout=9223372035999999999, recv_msg=0x562027881360, backend=0x562027881478) at gcs/src/gcs_core.cpp:468 #5 gcs_core_recv (conn=0x562027881300, recv_act=recv_act@entry=0x7f28d2ffbe30, timeout=) at gcs/src/gcs_core.cpp:1067 #6 0x00007f28f9f21456 in gcs_recv_thread (arg=0x562027881110) at gcs/src/gcs.cpp:1191 #7 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 32 (Thread 0x7f28fcfc6b00 (LWP 8374)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202508822b in inline_mysql_cond_wait (src_file=0x5620255a08c8 "/var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_thd.cc", src_line=439, mutex=, that=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/include/mysql/psi/mysql_thread.h:1165 #2 wsrep_rollback_process (thd=0x7f28bc000998) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_thd.cc:439 #3 0x0000562025078232 in start_wsrep_THD (arg=0x562025087ba0 ) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_mysqld.cc:1851 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 31 (Thread 0x7f28fcf7cb00 (LWP 8375)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000562025033b3b in inline_mysql_cond_wait (src_file=0x562025590950 "/var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/mdl.cc", src_line=1083, mutex=0x7f28c8000a90, that=0x7f28c8000ac0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/include/mysql/psi/mysql_thread.h:1165 #2 MDL_wait::timed_wait (this=this@entry=0x7f28c8000a90, owner=0x7f28c8000a48, abs_timeout=abs_timeout@entry=0x7f28fcf78e30, set_status_on_timeout=set_status_on_timeout@entry=false, wait_state_name=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/mdl.cc:1083 #3 0x00005620250353da in MDL_context::acquire_lock (this=this@entry=0x7f28c8000a90, mdl_request=mdl_request@entry=0x7f28c8020030, lock_wait_timeout=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/mdl.cc:2124 #4 0x0000562024f276a3 in open_table_get_mdl_lock (thd=thd@entry=0x7f28c8000998, ot_ctx=ot_ctx@entry=0x7f28fcf79760, mdl_request=mdl_request@entry=0x7f28c8020030, flags=flags@entry=0, mdl_ticket=mdl_ticket@entry=0x7f28fcf79108) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_base.cc:2102 #5 0x0000562024f2b40a in open_table (thd=thd@entry=0x7f28c8000998, table_list=table_list@entry=0x7f28c801fc08, ot_ctx=ot_ctx@entry=0x7f28fcf79760) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_base.cc:2374 #6 0x0000562024f2f0a5 in open_and_process_table (ot_ctx=0x7f28fcf79760, has_prelocking_list=false, prelocking_strategy=0x7f28fcf798f0, flags=0, counter=0x7f28fcf797fc, tables=0x7f28c801fc08, lex=0x7f28c80041d8, thd=0x7f28c8000998) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_base.cc:4067 #7 open_tables (thd=thd@entry=0x7f28c8000998, options=..., start=start@entry=0x7f28fcf797e8, counter=counter@entry=0x7f28fcf797fc, flags=flags@entry=0, prelocking_strategy=prelocking_strategy@entry=0x7f28fcf798f0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_base.cc:4578 #8 0x0000562024f2f3cd in open_and_lock_tables (thd=0x7f28c8000998, options=..., tables=0x7f28c801fc08, derived=derived@entry=false, flags=flags@entry=0, prelocking_strategy=prelocking_strategy@entry=0x7f28fcf798f0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_base.cc:5249 #9 0x00005620251968bc in open_and_lock_tables (flags=0, derived=false, tables=, thd=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_base.h:534 #10 Rows_log_event::do_apply_event (this=0x7f28c8022b48, rgi=0x7f28c801aea0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/log_event.cc:9803 #11 0x00005620250866ae in apply_event (rgi=0x7f28c801aea0, this=0x7f28c8022b48) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/log_event.h:1343 #12 wsrep_apply_events (buf_len=0, events_buf=0x7f28d4000291, thd=0x7f28c8000998) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_applier.cc:163 #13 wsrep_apply_cb (ctx=0x7f28c8000998, buf=0x7f28d4000291, buf_len=74, flags=, meta=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_applier.cc:260 #14 0x00007f28f9f3c0d8 in galera::TrxHandle::apply (this=this@entry=0x7f28c801b7a0, recv_ctx=recv_ctx@entry=0x7f28c8000998, apply_cb=apply_cb@entry=0x562025086060 , meta=...) at galera/src/trx_handle.cpp:315 #15 0x00007f28f9f7838d in apply_trx_ws (recv_ctx=recv_ctx@entry=0x7f28c8000998, apply_cb=0x562025086060 , commit_cb=0x562025086c60 , trx=..., meta=...) at galera/src/replicator_smm.cpp:39 #16 0x00007f28f9f7b422 in galera::ReplicatorSMM::apply_trx (this=this@entry=0x562027879c30, recv_ctx=recv_ctx@entry=0x7f28c8000998, trx=trx@entry=0x7f28c801b7a0) at galera/src/replicator_smm.cpp:433 #17 0x00007f28f9f7e4be in galera::ReplicatorSMM::process_trx (this=0x562027879c30, recv_ctx=0x7f28c8000998, trx=0x7f28c801b7a0) at galera/src/replicator_smm.cpp:1224 #18 0x00007f28f9f5ae18 in galera::GcsActionSource::dispatch (this=this@entry=0x56202787a280, recv_ctx=recv_ctx@entry=0x7f28c8000998, act=..., exit_loop=@0x7f28fcf7b610: false) at galera/src/gcs_action_source.cpp:116 #19 0x00007f28f9f5c5ac in galera::GcsActionSource::process (this=0x56202787a280, recv_ctx=0x7f28c8000998, exit_loop=@0x7f28fcf7b610: false) at galera/src/gcs_action_source.cpp:181 #20 0x00007f28f9f7ea1b in galera::ReplicatorSMM::async_recv (this=0x562027879c30, recv_ctx=0x7f28c8000998) at galera/src/replicator_smm.cpp:355 #21 0x00007f28f9f8cd98 in galera_recv (gh=, recv_ctx=) at galera/src/wsrep_provider.cpp:244 #22 0x0000562025087594 in wsrep_replication_process (thd=0x7f28c8000998) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_thd.cc:329 #23 0x0000562025078232 in start_wsrep_THD (arg=0x562025087530 ) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_mysqld.cc:1851 #24 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #25 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 30 (Thread 0x7f28d27fb700 (LWP 8669)): #0 0x00007f28fbe257be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202542d096 in inline_mysql_cond_timedwait (src_file=0x5620256452f0 "/var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/maria/ma_servicethread.c", src_line=116, abstime=0x7f28d27fade0, mutex=0x5620265d4600 , that=0x5620265d45c0 ) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/include/mysql/psi/mysql_thread.h:1202 #2 my_service_thread_sleep (control=control@entry=0x562025cfa760 , sleep_time=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/maria/ma_servicethread.c:115 #3 0x00005620254268a7 in ma_checkpoint_background (arg=0x1e) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/maria/ma_checkpoint.c:708 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 29 (Thread 0x7f289baf8700 (LWP 8670)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4960, cond=0x562027bc4998) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4960, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=0, message1=message1@entry=0x7f289baf7e80, message2=message2@entry=0x7f289baf7e88, type=type@entry=0x7f289baf7e90, space_id=space_id@entry=0x7f289baf7e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 28 (Thread 0x7f289b2f7700 (LWP 8671)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc49d0, cond=0x562027bc4a08) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc49d0, reset_sig_count=8, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=1, message1=message1@entry=0x7f289b2f6e80, message2=message2@entry=0x7f289b2f6e88, type=type@entry=0x7f289b2f6e90, space_id=space_id@entry=0x7f289b2f6e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=1) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 27 (Thread 0x7f289aaf6700 (LWP 8672)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4a40, cond=0x562027bc4a78) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4a40, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=2, message1=message1@entry=0x7f289aaf5e80, message2=message2@entry=0x7f289aaf5e88, type=type@entry=0x7f289aaf5e90, space_id=space_id@entry=0x7f289aaf5e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=2) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 26 (Thread 0x7f289a2f5700 (LWP 8673)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4ab0, cond=0x562027bc4ae8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4ab0, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=3, message1=message1@entry=0x7f289a2f4e80, message2=message2@entry=0x7f289a2f4e88, type=type@entry=0x7f289a2f4e90, space_id=space_id@entry=0x7f289a2f4e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=3) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 25 (Thread 0x7f2899af4700 (LWP 8674)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4b20, cond=0x562027bc4b58) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4b20, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=4, message1=message1@entry=0x7f2899af3e80, message2=message2@entry=0x7f2899af3e88, type=type@entry=0x7f2899af3e90, space_id=space_id@entry=0x7f2899af3e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=4) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 24 (Thread 0x7f28992f3700 (LWP 8675)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4b90, cond=0x562027bc4bc8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4b90, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=5, message1=message1@entry=0x7f28992f2e80, message2=message2@entry=0x7f28992f2e88, type=type@entry=0x7f28992f2e90, space_id=space_id@entry=0x7f28992f2e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=5) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 23 (Thread 0x7f2898af2700 (LWP 8676)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4c00, cond=0x562027bc4c38) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4c00, reset_sig_count=7, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=6, message1=message1@entry=0x7f2898af1e80, message2=message2@entry=0x7f2898af1e88, type=type@entry=0x7f2898af1e90, space_id=space_id@entry=0x7f2898af1e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=6) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 22 (Thread 0x7f28982f1700 (LWP 8677)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4c70, cond=0x562027bc4ca8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4c70, reset_sig_count=5, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=7, message1=message1@entry=0x7f28982f0e80, message2=message2@entry=0x7f28982f0e88, type=type@entry=0x7f28982f0e90, space_id=space_id@entry=0x7f28982f0e98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=7) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 21 (Thread 0x7f2897af0700 (LWP 8678)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4ce0, cond=0x562027bc4d18) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4ce0, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=8, message1=message1@entry=0x7f2897aefe80, message2=message2@entry=0x7f2897aefe88, type=type@entry=0x7f2897aefe90, space_id=space_id@entry=0x7f2897aefe98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 20 (Thread 0x7f28972ef700 (LWP 8679)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027bc4d50, cond=0x562027bc4d88) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027bc4d50, reset_sig_count=5, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202529172e in os_aio_simulated_handle (global_segment=global_segment@entry=9, message1=message1@entry=0x7f28972eee80, message2=message2@entry=0x7f28972eee88, type=type@entry=0x7f28972eee90, space_id=space_id@entry=0x7f28972eee98) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0file.cc:6016 #4 0x00005620253b2b18 in fil_aio_wait (segment=segment@entry=9) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fil/fil0fil.cc:6137 #5 0x00005620252fcf18 in io_handler_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0start.cc:545 #6 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 19 (Thread 0x7f2895ecb700 (LWP 8681)): #0 0x00007f28fbe257be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00005620252931ab in os_cond_wait_timed (abstime=0x7f2895ecade0, fast_mutex=0x562027e952a0, cond=0x562027e952d8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:159 #2 os_event_wait_time_low (event=event@entry=0x562027e952a0, time_in_usec=time_in_usec@entry=1000000, reset_sig_count=1) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:591 #3 0x000056202526cef2 in lock_wait_timeout_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/lock/lock0wait.cc:536 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 18 (Thread 0x7f28956ca700 (LWP 8682)): #0 0x00007f28fbe257be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00005620252931ab in os_cond_wait_timed (abstime=0x7f28956c9d90, fast_mutex=0x562027900c90, cond=0x562027900cc8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:159 #2 os_event_wait_time_low (event=0x562027900c90, time_in_usec=time_in_usec@entry=1000000, reset_sig_count=1) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:591 #3 0x00005620252f7de6 in srv_error_monitor_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0srv.cc:2417 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 17 (Thread 0x7f2894ec9700 (LWP 8683)): #0 0x00007f28fbe257be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00005620252931ab in os_cond_wait_timed (abstime=0x7f2894ec8e20, fast_mutex=0x562027900d00, cond=0x562027900d38) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:159 #2 os_event_wait_time_low (event=0x562027900d00, time_in_usec=time_in_usec@entry=5000000, reset_sig_count=1) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:591 #3 0x00005620252f781c in srv_monitor_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0srv.cc:2141 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 16 (Thread 0x7f288ffff700 (LWP 8684)): #0 0x00007f28fb53c4c3 in select () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000056202529390b in os_thread_sleep (tm=tm@entry=1000000) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0thread.cc:278 #2 0x00005620252f91c0 in srv_master_sleep () at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0srv.cc:3188 #3 srv_master_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0srv.cc:3238 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 15 (Thread 0x7f28966cc700 (LWP 8685)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027900c20, cond=0x562027900c58) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027900c20, reset_sig_count=reset_sig_count@entry=4) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x00005620252fa621 in srv_purge_coordinator_suspend (rseg_history_len=, slot=0x562027900b68) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0srv.cc:3548 #4 srv_purge_coordinator_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/srv/srv0srv.cc:3670 #5 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 14 (Thread 0x7f288f7fe700 (LWP 8686)): #0 0x00007f28fb53c4c3 in select () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000056202529390b in os_thread_sleep (tm=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0thread.cc:278 #2 0x000056202536bbfe in page_cleaner_sleep_if_needed (next_loop_time=next_loop_time@entry=1493530139194) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/buf/buf0flu.cc:2640 #3 0x0000562025371677 in buf_flush_page_cleaner_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/buf/buf0flu.cc:2764 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 13 (Thread 0x7f288effd700 (LWP 8687)): #0 0x00007f28fb53c4c3 in select () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000056202529390b in os_thread_sleep (tm=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0thread.cc:278 #2 0x000056202536bbfe in page_cleaner_sleep_if_needed (next_loop_time=next_loop_time@entry=1493530139182) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/buf/buf0flu.cc:2640 #3 0x00005620253725e7 in buf_flush_lru_manager_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/buf/buf0flu.cc:2914 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 12 (Thread 0x7f288e7fc700 (LWP 8688)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000056202529308b in os_cond_wait (fast_mutex=0x562027900d70, cond=0x562027900da8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:196 #2 os_event_wait_low (event=0x562027900d70, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:477 #3 0x000056202536bb03 in buf_dump_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/buf/buf0dump.cc:703 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 11 (Thread 0x7f288dffb700 (LWP 8689)): #0 0x00007f28fbe257be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00005620252931ab in os_cond_wait_timed (abstime=0x7f288dffadf0, fast_mutex=0x5620280f3b00, cond=0x5620280f3b38) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:159 #2 os_event_wait_time_low (event=0x5620280f3b00, time_in_usec=time_in_usec@entry=10000000, reset_sig_count=1, reset_sig_count@entry=0) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:591 #3 0x00005620253aae33 in dict_stats_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/dict/dict0stats_bg.cc:546 #4 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 10 (Thread 0x7f288d7fa700 (LWP 8690)): #0 0x00007f28fbe257be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00005620252931ab in os_cond_wait_timed (abstime=0x7f288d7f9da0, fast_mutex=0x562027ef81a0, cond=0x562027ef81d8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:159 #2 os_event_wait_time_low (event=0x562027ef81a0, time_in_usec=time_in_usec@entry=5000000, reset_sig_count=reset_sig_count@entry=1) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0sync.cc:591 #3 0x0000562025327ff7 in ib_wqueue_timedwait (wq=wq@entry=0x562027ef92d8, wait_in_usecs=wait_in_usecs@entry=5000000) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/ut/ut0wqueue.cc:154 #4 0x00005620253eafb6 in fts_optimize_thread (arg=0x562027ef92d8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/fts/fts0opt.cc:3064 #5 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 9 (Thread 0x7f288cff9700 (LWP 8691)): #0 0x00007f28fb53c4c3 in select () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000056202529390b in os_thread_sleep (tm=tm@entry=1000000) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/os/os0thread.cc:278 #2 0x0000562025356fac in btr_defragment_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/storage/xtradb/btr/btr0defragment.cc:758 #3 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 8 (Thread 0x7f28d009eb00 (LWP 8692)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000562025189513 in inline_mysql_cond_wait (src_file=0x5620255f6380 "/var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/log.cc", src_line=9612, mutex=0x562025d9aed0 , that=0x562025d9af00 ) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/include/mysql/psi/mysql_thread.h:1165 #2 binlog_background_thread (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/log.cc:9612 #3 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 7 (Thread 0x7f28d0054b00 (LWP 8693)): #0 0x00007f28fbe290c1 in sigwait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000562024ee4813 in signal_hand (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/mysqld.cc:3465 #2 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 6 (Thread 0x7f2896aedb00 (LWP 8694)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000562024efcb9f in inline_mysql_cond_wait (src_file=0x56202557a260 "/var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/slave.cc", src_line=341, mutex=, that=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/include/mysql/psi/mysql_thread.h:1165 #2 handle_slave_background (arg=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/slave.cc:341 #3 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 5 (Thread 0x7f2896aa3b00 (LWP 8696)): #0 0x00007f28fb53784d in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000056202554b6cd in poll (__timeout=28800000, __nfds=1, __fds=0x7f2896aa2ba0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46 #2 vio_io_wait (vio=vio@entry=0x562027f092b8, event=event@entry=VIO_IO_EVENT_READ, timeout=28800000) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:992 #3 0x000056202554b758 in vio_socket_io_wait (vio=vio@entry=0x562027f092b8, event=event@entry=VIO_IO_EVENT_READ) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:108 #4 0x000056202554b84e in vio_read (vio=0x562027f092b8, buf=0x562027f901d8 "\a", size=4) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:184 #5 0x0000562024eef1b3 in my_real_read (net=0x562027f7c080, complen=complen@entry=0x7f2896aa2d78, header=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/net_serv.cc:875 #6 0x0000562024eefe61 in my_net_read_packet (net=0x562027f7c080, read_from_server=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/net_serv.cc:1138 #7 0x0000562024f76665 in do_command (thd=0x562027f7be48) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:985 #8 0x000056202502c574 in do_handle_one_connection (thd_arg=thd_arg@entry=0x562027f7be48) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1350 #9 0x000056202502c747 in handle_one_connection (arg=0x562027f7be48) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1262 #10 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #11 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 4 (Thread 0x7f2896a59b00 (LWP 8697)): #0 0x00007f28fb53784d in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000056202554b6cd in poll (__timeout=28800000, __nfds=1, __fds=0x7f2896a58ba0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46 #2 vio_io_wait (vio=vio@entry=0x562027f8fd68, event=event@entry=VIO_IO_EVENT_READ, timeout=28800000) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:992 #3 0x000056202554b758 in vio_socket_io_wait (vio=vio@entry=0x562027f8fd68, event=event@entry=VIO_IO_EVENT_READ) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:108 #4 0x000056202554b84e in vio_read (vio=0x562027f8fd68, buf=0x562027f862c8 "\a", size=4) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:184 #5 0x0000562024eef1b3 in my_real_read (net=0x562027f812c0, complen=complen@entry=0x7f2896a58d78, header=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/net_serv.cc:875 #6 0x0000562024eefe61 in my_net_read_packet (net=0x562027f812c0, read_from_server=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/net_serv.cc:1138 #7 0x0000562024f76665 in do_command (thd=0x562027f81088) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:985 #8 0x000056202502c574 in do_handle_one_connection (thd_arg=thd_arg@entry=0x562027f81088) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1350 #9 0x000056202502c747 in handle_one_connection (arg=0x562027f81088) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1262 #10 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #11 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 3 (Thread 0x7f2896a0fb00 (LWP 8739)): #0 0x00007f28fb53784d in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000056202554b6cd in poll (__timeout=28800000, __nfds=1, __fds=0x7f2896a0eba0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46 #2 vio_io_wait (vio=vio@entry=0x562027f8ae08, event=event@entry=VIO_IO_EVENT_READ, timeout=28800000) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:992 #3 0x000056202554b758 in vio_socket_io_wait (vio=vio@entry=0x562027f8ae08, event=event@entry=VIO_IO_EVENT_READ) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:108 #4 0x000056202554b84e in vio_read (vio=0x562027f8ae08, buf=0x562027fadd28 "\001", size=4) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/vio/viosocket.c:184 #5 0x0000562024eef1b3 in my_real_read (net=0x562027fa8d20, complen=complen@entry=0x7f2896a0ed78, header=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/net_serv.cc:875 #6 0x0000562024eefe61 in my_net_read_packet (net=0x562027fa8d20, read_from_server=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/net_serv.cc:1138 #7 0x0000562024f76665 in do_command (thd=0x562027fa8ae8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:985 #8 0x000056202502c574 in do_handle_one_connection (thd_arg=thd_arg@entry=0x562027fa8ae8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1350 #9 0x000056202502c747 in handle_one_connection (arg=0x562027fa8ae8) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1262 #10 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #11 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 2 (Thread 0x7f28969c5b00 (LWP 8747)): #0 0x00007f28fbe25404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007f28f9f83395 in wait (this=0x7f28969c13e0, cond=...) at galerautils/src/gu_lock.hpp:56 #2 galera::Monitor::enter (this=this@entry=0x56202787a888, obj=...) at galera/src/monitor.hpp:123 #3 0x00007f28f9f7db08 in galera::ReplicatorSMM::pre_commit (this=0x562027879c30, trx=0x7f287c02a010, meta=) at galera/src/replicator_smm.cpp:778 #4 0x00007f28f9f8dbd0 in galera_pre_commit (gh=, conn_id=14, trx_handle=, flags=, meta=0x562027fa4948) at galera/src/wsrep_provider.cpp:518 #5 0x0000562025073f62 in wsrep_run_wsrep_commit (thd=thd@entry=0x562027f9f888, all=all@entry=false) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_hton.cc:479 #6 0x0000562025074e88 in wsrep_prepare (hton=, thd=0x562027f9f888, all=) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/wsrep_hton.cc:189 #7 0x00005620250d476e in prepare_or_error (ht=ht@entry=0x5620278f4a08, thd=thd@entry=0x562027f9f888, all=all@entry=false) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/handler.cc:1147 #8 0x00005620250d6dbc in ha_commit_trans (thd=thd@entry=0x562027f9f888, all=all@entry=false) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/handler.cc:1443 #9 0x0000562025039bf1 in trans_commit_stmt (thd=thd@entry=0x562027f9f888) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/transaction.cc:438 #10 0x0000562024f6a52c in mysql_execute_command (thd=thd@entry=0x562027f9f888) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:5716 #11 0x0000562024f72dea in mysql_parse (thd=thd@entry=0x562027f9f888, rawbuf=rawbuf@entry=0x7f287c007d80 "INSERT INTO t1 VALUES (2)", length=length@entry=25, parser_state=parser_state@entry=0x7f28969c4610) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:7318 #12 0x0000562024f73581 in wsrep_mysql_parse (thd=thd@entry=0x562027f9f888, rawbuf=0x7f287c007d80 "INSERT INTO t1 VALUES (2)", length=25, parser_state=parser_state@entry=0x7f28969c4610) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:7141 #13 0x0000562024f75944 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x562027f9f888, packet=packet@entry=0x562027fa4ac9 "INSERT INTO t1 VALUES (2)", packet_length=packet_length@entry=25) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:1485 #14 0x0000562024f766f1 in do_command (thd=0x562027f9f888) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_parse.cc:1108 #15 0x000056202502c574 in do_handle_one_connection (thd_arg=thd_arg@entry=0x562027f9f888) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1350 #16 0x000056202502c747 in handle_one_connection (arg=0x562027f9f888) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/sql_connect.cc:1262 #17 0x00007f28fbe21184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #18 0x00007f28fb544bed in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 1 (Thread 0x7f28fd0eb780 (LWP 8369)): #0 0x00007f28fb53784d in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x0000562024ee6549 in poll (__timeout=-1, __nfds=2, __fds=0x7ffc5de8b6e0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:41 #2 handle_connections_sockets () at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/mysqld.cc:6533 #3 0x0000562024eee5a6 in mysqld_main (argc=65, argv=0x562027815d38) at /var/vcap/data/compile/mariadb/mariadb-10.1.18/sql/mysqld.cc:5958 #4 0x00007f28fb468f45 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 #5 0x0000562024ee1b38 in _start () (gdb)