command pidof- To list all the process ID of one service @ OS level

 pidof - To list all the process id (PID) of one service at operating system(OS) level use the below commad.

$ pidof  <service_name>

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eg:

$ pidof  sapstartsrv              

result:

list of PID running for sapstartsrv

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use cases:

to kill all the PID of one service @ OS level, need to collect all the pid numbers of running service.by the above pidof command, can collect list of pid of the service.