Performance monitoring tools?

Answer Posted / satish

Performance monitoring with iostat,vmstat & netstat

iostat -xtc gives disk r/s w/s kr/s kw/s wait %w %b

if the percentage busy(%) of disks is greater than 5 and service time is greaterthan 30 milliseconds we have to perform actions like

spread the file system
move the file system
tune the file system
Increase the system parameters
VMstat procs mem rss pipo faults cpu swapfree

netstat destination gateway flag Interface

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