[ceph-users] Re: Changing PG size of cache pool

2022-03-27 Thread Eugen Block
Hi, understandable, but we played with the PGs of our rbd cache pool a couple of times, last time was year ago (although it only has roughly 200 GB of data in it). We haven't noticed any issues. But to be fair, we only use this one cache tier. And there's probably a reason why it's not re

[ceph-users] Re: Changing PG size of cache pool

2022-03-26 Thread Daniel Persson
Hi Eugen. I've tried. The system says it's not recommended but I may force it. Forcing something with the risk of losing data is not something I'm going to do. Best regards Daniel On Sat, Mar 26, 2022 at 8:55 PM Eugen Block wrote: > Hi, > > just because the autoscaler doesn’t increase the pg_n

[ceph-users] Re: Changing PG size of cache pool

2022-03-26 Thread Eugen Block
Hi, just because the autoscaler doesn’t increase the pg_num doesn’t mean you can’t increase it manually. Have you tried that? Zitat von Daniel Persson : Hi Team. We are currently in the process of changing the size of our cache pool. Currently it's set to 32 PGs and distributed weirdly on