tldr/pages/linux/iostat.md

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iostat

Report statistics for devices and partitions.

  • Display a report of CPU and disk statistics since system startup:

iostat

  • Display a report of CPU and disk statistics with units converted to megabytes:

iostat -m

  • Display CPU statistics:

iostat -c

  • Display disk statistics with disk names (including LVM):

iostat -N

  • Display extended disk statistics with disk names for device "sda":

iostat -xN {{sda}}

  • Display incremental reports of CPU and disk statistics every 2 seconds:

iostat {{2}}