[OpenIndiana-discuss] very slow zpool

Ian Collins ian at ianshome.com
Thu Dec 31 21:32:02 UTC 2015


Bob Friesenhahn wrote:
> On Thu, 31 Dec 2015, Martin Frost wrote:
>> Any thoughts about what could be causing the slowness?
> Run 'iostat -xe' in order to see if a disk is reporting errors or is
> abnormally slow.

I'd extend the options to get the pool summary and repeat every 30 
seconds or so to see if any drive is holding up the pool:

iostat -xetcMn 30

-- 
Ian.




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