InnoDB: Warning: a long semaphore wait: --Thread 139562551437056 has waited at trx0undo.ic line 171 for 907.00 seconds the semaphore: X-lock (wait_ex) on RW-latch at 0x7ef9c5d1e4e0 '&block->lock' a writer (thread id 139562551437056) has reserved it in mode wait exclusive number of...
DBA应该对InnoDB: Semaphore wait has lasted > 600 seconds. We intentionally crash the server because it appears to be hung. 一点都不陌生,MySQL后台线程srv_error_monitor_thread发现存在阻塞超过600s的latch锁时,如果连续10次检测该锁仍没有释放,就会触发panic避免服务持续hang下去。 发生了什么 版本号:MySQL...
解决方案:set global innodb_adaptive_hash_index=0;
DBA应该对InnoDB: Semaphore wait has lasted > 600 seconds. We intentionally crash the server because it appears to be hung. 一点都不陌生,MySQL后台线程srv_error_monitor_thread发现存在阻塞超过600s的latch锁时,如果连续10次检测该锁仍没有释放,就会触发panic避免服务持续hang下去。 发生了什么 版本号:MySQL...
DBA应该对InnoDB: Semaphore wait has lasted > 600 seconds. We intentionally crash the server because it appears to be hung. 一点都不陌生,MySQL后台线程srv_error_monitor_thread发现存在阻塞超过600s的latch锁时,如果连续10次检测该锁仍没有释放,就会触发panic避免服务持续hang下去。发生了什么?
Semaphore wait has lasted > 600 seconds 解决方案:set global innodb_adaptive_hash_index=0;
BA应该对InnoDB: Semaphore wait has lasted > 600 seconds. We intentionally crash the server because it appears to be hung. 一点都不陌生,MySQL后台线程srv_error_monitor_thread发现存在阻塞超过600s的latch锁时,如果连续10次检测该锁仍没有释放,就会触发panic避免服务持续hang下去。
semaphore wait has lasted > 600 seconds InnoDB: We intentionally crash the server, because it appears to be hung. 140911 8:32:01 InnoDB: Assertion failure in thread 3196 in file srv0srv.c line 2502 --- SEMAPHORES --- OS WAIT ARRAY INFO: reservation count 4003577, signal count 18944453 ...
I/O thread 1 state: waiting for completed aio requests (log thread)I/O thread 2 state: waiting for completed aio requests (read thread)I/O thread 3 state: waiting for completed aio requests (read thread)I/O thread 4 state: waiting for completed aio requests (read thread)I/O thread 5 ...
Tags:semaphore wait has lasted > 600 seconds [19 Dec 2017 11:24] 耀赵 Description:when add column,the mysqld crash and resatrt. here is innodb monitor: === 2017-12-19 18:30:48 0x7fb604b34700 INNODB MONITOR OUTPUT === Per second averages calculated from the last 20 seconds --- B...