[Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". 0x00007f7f80d97ab4 in read () from /lib64/libc.so.6 Thread 47 (Thread 0x7f7ed7fff700 (LWP 1135054)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dc2300) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dc2300, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 46 (Thread 0x7f7ee8ff9700 (LWP 1135053)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dc2b50) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dc2b10) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 45 (Thread 0x7f7ee97fa700 (LWP 1135052)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dc1540) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dc1540, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 44 (Thread 0x7f7ee9ffb700 (LWP 1135051)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dc1d90) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dc1d50) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 43 (Thread 0x7f7eea7fc700 (LWP 1135050)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dc0780) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dc0780, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 42 (Thread 0x7f7eeaffd700 (LWP 1135049)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dc0fd0) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dc0f90) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 41 (Thread 0x7f7eeb7fe700 (LWP 1135048)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dbf9c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dbf9c0, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 40 (Thread 0x7f7eebfff700 (LWP 1135047)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dc0210) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dc01d0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 39 (Thread 0x7f7ef8ff9700 (LWP 1135046)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dbec00) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dbec00, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 38 (Thread 0x7f7ef97fa700 (LWP 1135045)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dbf450) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dbf410) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 37 (Thread 0x7f7ef9ffb700 (LWP 1135044)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dbde40) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dbde40, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 36 (Thread 0x7f7efa7fc700 (LWP 1135043)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dbe690) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dbe650) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 35 (Thread 0x7f7efaffd700 (LWP 1135042)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dbd080) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dbd080, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 34 (Thread 0x7f7efb7fe700 (LWP 1135041)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dbd8d0) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dbd890) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 33 (Thread 0x7f7efbfff700 (LWP 1135040)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dbc2c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dbc2c0, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 32 (Thread 0x7f7f0cff9700 (LWP 1135039)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dbcb10) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dbcad0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 31 (Thread 0x7f7f0d7fa700 (LWP 1135038)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dbb500) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dbb500, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 30 (Thread 0x7f7f0dffb700 (LWP 1135037)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dbbd50) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dbbd10) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 29 (Thread 0x7f7f0e7fc700 (LWP 1135036)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1dba740) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1dba740, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 28 (Thread 0x7f7f0effd700 (LWP 1135035)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dbaf90) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dbaf50) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 27 (Thread 0x7f7f0f7fe700 (LWP 1135034)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1db98f0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1db98f0, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 26 (Thread 0x7f7f0ffff700 (LWP 1135033)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1dba140) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1dba100) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 25 (Thread 0x7f7f20ff9700 (LWP 1135032)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1db8c40) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1db8c40, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 24 (Thread 0x7f7f217fa700 (LWP 1135031)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1d91cf0) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1d91cb0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 23 (Thread 0x7f7f21ffb700 (LWP 1135030)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1db8190) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1db8190, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 22 (Thread 0x7f7f227fc700 (LWP 1135029)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1d91c70) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1d91c30) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 21 (Thread 0x7f7f22ffd700 (LWP 1135028)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1db76e0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1db76e0, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 20 (Thread 0x7f7f237fe700 (LWP 1135027)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1d6d6e0) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1d6d6a0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 19 (Thread 0x7f7f23fff700 (LWP 1135026)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1db4940) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1db4940, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 18 (Thread 0x7f7f38ff9700 (LWP 1135025)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1d81c90) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1d81c50) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 17 (Thread 0x7f7f397fa700 (LWP 1135024)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1db3e30) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1db3e30, pSem=0x7fffd02184c0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 16 (Thread 0x7f7f39ffb700 (LWP 1135023)): #0 0x00007f7f82edb878 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f844667e0 in maxbase::ConditionVariable::wait_for (d=..., guard=..., this=0x1da2030) at /usr/include/c++/8/bits/std_mutex.h:126 #2 maxbase::WatchdogNotifier::Dependent::Ticker::run (this=0x1da1ff0) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/watchdognotifier.cc:97 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 15 (Thread 0x7f7f3a7fc700 (LWP 1135022)): #0 0x00007f7f80da71b7 in epoll_wait () from /lib64/libc.so.6 #1 0x00007f7f8446a09a in maxbase::Worker::poll_waitevents (this=this@entry=0x1d92190) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:1152 #2 0x00007f7f8446a563 in maxbase::Worker::run (this=0x1d92190, pSem=0x7fffd0218660) at /home/timofey_turenko_mariadb_com/MaxScale/maxutils/maxbase/src/worker.cc:861 #3 0x00007f7f820ceb73 in execute_native_thread_routine () from /lib64/libstdc++.so.6 #4 0x00007f7f82ed52de in start_thread () from /lib64/libpthread.so.0 #5 0x00007f7f80da6e83 in clone () from /lib64/libc.so.6 Thread 14 (Thread 0x7f7f56ffd700 (LWP 1135012)): #0 0x00007f7f82edb7da in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f7f843e606a in __gthread_cond_timedwait (__abs_timeout=0x7f7f56ffc5f0, __mutex=0x7f7f848bdf90 <_ZN12_GLOBAL__N_19this_unitE+144>, __cond=0x7f7f848bdf60 <_ZN12_GLOBAL__N_19this_unitE+96>) at /usr/include/c++/8/x86_64-redhat-linux/bits/gthr-default.h:871