Around eleven o 'clock at noon today mongo IO suddenly soared, jack CPU and client access particularly slow, every time appear this kind of situation will return to normal after restart mongo, some people say it's slow query problem, then check the slow log, but in the end a slow log time at eight o 'clock in the morning, so may has nothing to do with the slow query,

CodePudding user response:

Slow time to check the balance in work, and look at the current operations in the currentOp is doing