Company some business operations, the server in ali, running for about a year ago, 7:30 p.m. the day before yesterday, 3 ~ 4 times, this situation last night 20 points, also appeared a, checked all the business, also can not find the reason, work order asked ali, who also said that didn't find any problem, it's brain fire died, his performance is: all customers can't open the page, the card, we found that the CPU usage suddenly from the original 30% to about 10% or less, the number of TCP connections will be high, network traffic is also highlight is low, I really don't know is what reason, head all big, don't even know how to die, in addition: architecture is SCDN + ECS + RDS, don't forget the master door to help me to analyse the reasons,

CodePudding user response:

There are bosses analysis analysis for me?