[Bugs] [Bug 1309462] Upgrade from 3.7.6 to 3.7.8 causes massive drop in write performance. Fresh install of 3.7.8 also has low write performance

bugzilla at redhat.com bugzilla at redhat.com
Thu Mar 17 09:55:57 UTC 2016


https://bugzilla.redhat.com/show_bug.cgi?id=1309462



--- Comment #49 from Ravishankar N <ravishankar at redhat.com> ---
(In reply to Robert Rauch from comment #48)
> This issue also occured to us. We were able to regain the expected write
> performance for our replica-2 volumes using the suggested workaround
> (performance.write-behind off, data-self-heal off).
> 
> However, the problem remains for replica-3 arbiter-1 volumes and we
> currently consider downgrading to 3.7.6. Do you have any further suggestions?

It shouldn't matter if it is an arbiter volume or not. I would suggest you
upgrade to 3.7.9 which I think is going to be out in a couple of days.

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