[ceph-users] Re: Do not use SSDs with (small) SLC cache

2023-02-28 Thread Matthew Stroud
A bit late to the game, but I'm not sure if it is your drives. I had a very similar issue to yours on enterprise drives (not that means much outside of support). What I was seeing is that a rebuild would kick off, PGs would instantly start to become laggy and then our clients (openstack rbd) wo

[ceph-users] Laggy PGs on a fairly high performance cluster

2023-01-12 Thread Matthew Stroud
We have a 14 osd node all ssd cluster and for some reason we are continually getting laggy PGs and those seem to correlate to slow requests on Quincy (doesn't seem to happen on our Pacific clusters). These laggy pgs seem to shift between osds. The network seems solid, as in I'm not seeing errors

[ceph-users] Re: Dashboard doesn't respond after failover

2019-10-21 Thread Matthew Stroud
Thanks for responding. It isn’t a session issue, because the port is closed. It wouldn’t bother me if I had to log in again. Thanks, Matthew Stroud On Oct 21, 2019, at 3:25 AM, Volker Theile wrote:  Hi Matthew, that's normal because the session is not authenticated on the failover ma

[ceph-users] Dashboard doesn't respond after failover

2019-10-01 Thread Matthew Stroud
For some reason the active MGR process just resets the connection after failover. Nothing really sticks out in the logs to explain this. However if I restart the MGR process, it will start responding just fine. Thoughts? Thanks, Matt CONFIDENTIALITY NOTICE: Th