Answer Posted / uday

vmstat is tool used to check current memory utilisation
status.
it reports memory statistics of process,virtual memory,
disk,trap,and CPU activity.
Basic synctax is
vmstat <options> interval count
option include
paging -p , cache -c ,.interrupt -i
if no option specified then it will show info. about
process , memory , paging , disk ,interrupts & cpu
interval- is time between 2 successive output. it will
show / produce next ouput after specified time.
count- indicate how much ouput you want to see.

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