zpool - low speed write

Stefan Huerter maulwurf at guckux.de
Wed Aug 4 13:37:56 UTC 2010


Guckux Alex

> zpool iostat -v
>                capacity     operations    bandwidth
> pool         used  avail   read  write   read  write
> ----------  -----  -----  -----  -----  -----  -----
> tank        1,91T   829G    101      4  12,4M   148K
>   ada4       597G   334G     31      1  3,81M  53,4K
>   ada2       633G   295G     32      1  4,03M  51,8K
>   ada3       727G   201G     37      1  4,59M  42,9K
> ----------  -----  -----  -----  -----  -----  -----

only this command?
The first output of zpool iostat shows you only a statistical output for a
specific time (unknown to me now).
Have you tried s.th. like:
zpool iostat -v 10 10
shows you the first statistic summary, followed 9 output with 10sec delay
and a statistic average to the last output.

Bye
   Stefan


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