当我使用时,我不知道这是错误的。
INFO: Illegal access: this web application instance has been stopped already. Could not load org.jgroups.protocols.pbcast.GmsImpl$Request. The eventual following stack trace is caused by an error thrown for debugging purposes as well as to attempt to terminate the thread which cau
服务器详细信息
MySQL 5.6.22
256 RAM
4TB SSD
32芯
背景信息
有一个删除进程,它每秒执行3次删除操作。每秒2-3k QPS。大部分都是选择。没有长时间运行的查询。
问题
有时,查询开始在1-3秒范围内运行,而不是毫秒。大多数是在“等待查询缓存锁”时。
SEMAPHORES
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OS WAIT ARRAY INFO: reservation count -2033262178
--Thread 6060 has waited at row0purge.cc line 754 for 1.00 seconds the sema