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Magicloud Magiclouds 05-06-2008 09:59 PM

iostat -x 2 only prints out 0!
Recently, I am monitoring a storage for high concurrency IO, to tune it.
While I am using iostat to see the speed per second, and await value. I
found out that sometime, when the machine is working, iostat just gives
out all 0 values for a few times, then return normal, or never until I

Any idea what is this about?


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