mysql5.7並行複製遇到的問題

收到告警，從庫有延時，登陸上去看下沒有什麼慢查詢，出現了下面的事件： Slave_SQL_Running_State: Waiting for Slave Workers to free pending events 官方文檔解釋 This waiting action occurs when the total size of events being processed by Workers

>>阅读原文<<