Remember a Linux OPS interview question ~l

Introduction: Group of Friends in the interview of a company, the company has a problem: I have two sets of machines, a group of machines address 10.0.1.10 to 10.0.1.30,B Group machine address for 10.0.1.60 to 10.0.1.90

A local AAA executable file uploaded to the above server, and the parameter x, Y, z values are 233 execution

AAA will automatically generate logs to/tmp/aaa.log, one minute after execution to see if there is an error in the log

Second Interview topic:

Nginx output to Slow.log for more than 5 seconds of log

Nginx single IP limit access rate 180 times/minute

Nginx load balancer, each IP fixed access to a back-end web machine

Third interview question:

1) Talk about the views and solutions of DDoS and CC attacks

2) using Docker to build MySQL, a master two-slave, data mount on the host

3) Docker and common container schemes compare their pros and cons

Emmmm, no one is going to be ~ in their own search for the answer ~ record.

Remember a Linux OPS interview question ~l