absurd I/O perf with ZFS: hangs on zfs->cv)
Eitan Adler
lists at eitanadler.com
Thu Jan 17 03:55:56 UTC 2013
On 15 January 2013 23:57, Eitan Adler <lists at eitanadler.com> wrote:
> Hi all.
>
>
> Running FreeBSD 9.1-Release, I am seeing some absurd hangs (10 minutes
> or more to open a file) with SIGINFO informing me that the process is
> stuck on zio->io_cv.
>
> Does anyone have any suggestions for what I want to look at to tune
> this? This is on a newly bought laptop with large amounts of RAM and
> almost nothing else running.
It is taking me 45 minutes to make 5 commits to git. Something is
wrong here but I have no idea what I should be looking at. Any ideas?
--
Eitan Adler
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