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For all Lean Enthusiast

virtual memory statistic

  • vmstat reports information about processes, memory, paging, block IO, traps, disks and cpu activity. The first report produced gives averages since the last reboot. Additional reports give information on a sampling period of length delay.  The process and memory reports are instantaneous in either case.

Syntax:    vmstat <time innterval sec> <number of reports after time interval>