[ceph-users] Deploy Ceph on the secondary datacenter for DR

2020-05-31 Thread Nghia Viet Tran
Hi everyone, Currently, our client application and Ceph cluster are running on the primary datacenter. We’re planning to deploy Ceph on the secondary datacenter for DR. The secondary datacenter is in the standby mode. If something went wrong with the primary datacenter, the secondary datacenter

[ceph-users] Re: Cache pools at or near target size but no evict happen

2020-05-31 Thread icy chan
Hi Eugen, I think I found the root cause. The actual object numbers are below 500k that I configured. But there are some ghost objects from "ceph df" triggers the alarm. I will keep monitor it and post result here. $ rados -p cached-hdd-cache ls | wc -l 444654 $ ceph df | grep -e "POOL\|cached-hd

[ceph-users] Re: Radosgw PubSub Traffic

2020-05-31 Thread Yuval Lifshitz
Hi Dustin, Did you create a pubsub zone [1] in your cluster? (note that this is currently not supported in rook, so it had to be done manually). Yuval [1] https://docs.ceph.com/docs/master/radosgw/pubsub-module/#pubsub-zone-configuration On Fri, May 29, 2020 at 7:16 PM Dustin Guerrero <2140...@