How to find MySQL process list and to kill those processes

Question

The MySQL database hangs  due to some queries   How can I find the processes and kill them

User · Answer

select GROUP CONCAT stat SEPARATOR      from  select concat  KILL   id      as stat from information schema processlist  as stats    Then copy and paste the result back into the terminal  Something like   KILL 2871  KILL 2879  KILL 2874  KILL 2872  KILL 2866

User · Answer

You can do something like this to check if any mysql process is running or not   ps aux   grep mysqld ps aux   grep mysql   Then if it is running you can killall by using depending on what all processes are running currently    killall -9 mysql killall -9 mysqld killall -9 mysqld safe

User · Answer

Here is the solution    Login to DB  Run a command show full processlist to get the process id with status and query itself which causes the database hanging  Select the process id and run a command KILL  lt pid gt   to kill that process    Sometimes it is not enough to kill each process manually  So  for that we ve to go with some trick    Login to MySQL   Run a query Select concat  KILL   id      from information schema processlist where user  user   to print all processes with KILL command  Copy the query result  paste and remove a pipe   sign  copy and paste all again into the query console  HIT ENTER  BooM it s done

[mysql] How to find MySQL process list and to kill those processes?

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