[PVE-User] blocked requests
mark at tuxis.nl
Mon Mar 13 23:08:04 CET 2017
> On 13 Mar 2017, at 18:43, lists <lists at merit.unu.edu> wrote:
> We are seeing occasional slow requests on our three-node pve ceph 0.94.9 cluster. I've seen it happening after ceph deep-scrubs start. Googling this, refers me to this page on lowering ceph scrub I/O priority:
> I'd just like to ask here: Anyone followed that procedure? Seems the pve/ceph is recent enough. Any insights to share?
I’m only deploying SSD-based clusters, which are way faster so you don’t really notice these. However, in our Dadup cluster, we did set the deep-scrub interval to a month, it was slowing storage down a lot. I have seen this post before, but have not implemented it.
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