To report statistics for Linux tasks

$ pidstat

To display statistics for specific process id

$ pidstat -p <pid_number>

To display only tasks whose command name includes the string comm

$ pidstat -C apache2

$ pidstat -C mysql

To report I/O statistics

$ pidstat -d 

To display all activities horizontally on a single line

$ pidstat -h

To display the process command name and all its arguments

$ pidstat -l  

To report page faults and memory usage

$ pidstat -r

To display statistics for threads associated with selected tasks

$ pidstat -t

To report CPU usage

$ pidstat -u

To Report task switching activity

$ pidstat -w

regards,

T.Dhanasekar