Job for mysqld.service failed because the control process exited with error code
I encountered a problem during the startup mysql today.Job for mysqld.service failed because the control process exited with error codeThe error is recorded as follows.
premise
Before starting, in/etc/my.cnfAdded the following content:
server-id=slave1
Solution process
After online search, many solutions are created/var/run/mysqld/Directory, the lack of this directory causes mysql to start creating pid files. But this directory is on my server. Finally find mysql official website aboutserver-idThe description shows that the type of server-id isInteger, that is, the number should be 0, 1, 2..., not should beslave1Such a string willserver-id=slave1Change intoserver-id=2It will start successfully in the future.
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