Created
June 17, 2020 02:31
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シャットダウンがハングした時の Connection_handler_manager::wait_till_no_connection のバックトレース
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(gdb) bt full | |
+bt full | |
#0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 | |
No locals. | |
#1 0x00000000007b7705 in native_cond_wait (mutex=0x1de8450 <Connection_handler_manager::LOCK_connection_count>, | |
cond=0x1de8410 <Connection_handler_manager::COND_connection_count>) at /home/yoku0825/mysql-5.7.30/include/thr_cond.h:147 | |
No locals. | |
#2 my_cond_wait (mp=0x1de8450 <Connection_handler_manager::LOCK_connection_count>, | |
cond=0x1de8410 <Connection_handler_manager::COND_connection_count>) at /home/yoku0825/mysql-5.7.30/include/thr_cond.h:202 | |
No locals. | |
#3 inline_mysql_cond_wait (that=0x1de8410 <Connection_handler_manager::COND_connection_count>, | |
mutex=0x1de8450 <Connection_handler_manager::LOCK_connection_count>, | |
src_file=0x12d60f0 "/home/yoku0825/mysql-5.7.30/sql/conn_handler/connection_handler_manager.cc", src_line=210) | |
at /home/yoku0825/mysql-5.7.30/include/mysql/psi/mysql_thread.h:1191 | |
locker = 0x0 | |
state = { | |
m_flags = 31515280, | |
m_operation = PSI_COND_WAIT, | |
m_cond = 0x2b58d90, | |
m_mutex = 0x7f23cc7f7c50, | |
m_thread = 0x1e0e290 <Events::event_queue>, | |
m_timer_start = 45206160, | |
m_timer = 0x1e0e270 <Events::db_repository>, | |
m_wait = 0x7f23cc7f7c70 | |
} | |
result = <optimized out> | |
#4 Connection_handler_manager::wait_till_no_connection () | |
at /home/yoku0825/mysql-5.7.30/sql/conn_handler/connection_handler_manager.cc:210 | |
No locals. | |
#5 0x0000000000787451 in close_connections () at /home/yoku0825/mysql-5.7.30/sql/mysqld.cc:1102 | |
dump_thread_count = 0 | |
dump_thread_kill_retries = <optimized out> | |
thd_manager = 0x22c5d40 | |
set_kill_conn = { | |
<Do_THD_Impl> = { | |
_vptr.Do_THD_Impl = 0x1c61430 <vtable for Set_kill_conn+16> | |
}, | |
members of Set_kill_conn: | |
m_dump_thread_count = 0, | |
m_kill_dump_threads_flag = false | |
} | |
call_close_conn = { | |
<Do_THD_Impl> = { | |
_vptr.Do_THD_Impl = 0x1c61470 <vtable for Call_close_conn+16> | |
}, | |
members of Call_close_conn: | |
is_server_shutdown = true | |
} | |
#6 signal_hand (arg=arg@entry=0x0) at /home/yoku0825/mysql-5.7.30/sql/mysqld.cc:2173 | |
sig = 15 | |
set = { | |
__val = {[0] = 16389, | |
[1] = 0 <repeats 15 times>} | |
} | |
#7 0x0000000000ee9a81 in pfs_spawn_thread (arg=0x2314740) at /home/yoku0825/mysql-5.7.30/storage/perfschema/pfs.cc:2197 | |
typed_arg = 0x2314740 | |
user_arg = 0x0 | |
pfs = <optimized out> | |
user_start_routine = 0x786fb0 <signal_hand(void*)> | |
klass = <optimized out> | |
#8 0x00007f23f129aea5 in start_thread (arg=0x7f23cc7f8700) at pthread_create.c:307 | |
__res = <optimized out> | |
pd = 0x7f23cc7f8700 | |
now = <optimized out> | |
unwind_buf = { | |
cancel_jmp_buf = {[0] = { | |
jmp_buf = {[0] = 139791731492608, | |
[1] = 8926277761646558562, | |
[2] = 0, | |
[3] = 270336, | |
[4] = 0, | |
[5] = 139791731492608, | |
[6] = -8816048426653745822, | |
[7] = -8815972158318346910}, | |
mask_was_saved = 0 | |
}}, | |
priv = { | |
pad = {[0] = 0x0, | |
[1] = 0x0, | |
[2] = 0x0, | |
[3] = 0x0}, | |
data = { | |
prev = 0x0, | |
cleanup = 0x0, | |
canceltype = 0 | |
} | |
} | |
} | |
not_first_call = <optimized out> | |
pagesize_m1 = <optimized out> | |
sp = <optimized out> | |
freesize = <optimized out> | |
#9 0x00007f23ef67e8dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111 | |
No locals. | |
Author
yoku0825
commented
Jun 17, 2020
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