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  1. #1

    iowait - which one is responsible?

    Quick question...I have multiple HDDs in a server and the server shows high iowait, how do I find out which of these HDDs is responsible for the high iowait?


  2. #2


    iostat -t 1 -x hdd
    iostat -t 1 -x hdb
    iostat -t 1 -x hdc
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  3. #3
    Thats what I thought too, but...

    -bash: iostat: command not found

    Should have mentioned this is a rhel box.

  4. #4
    Join Date
    Nov 2001
    Install the systat rpm.
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