FYI you can also set the balancer mode to crush-compat, this way even if the balancer is re enabled for any reason error messages will not occurs. https://docs.ceph.com/en/pacific/rados/operations/balancer/ On Thu, Dec 12, 2024, 15:28 Janne Johansson <icepic.dz@xxxxxxxxx> wrote: > I have clusters that have been upgraded into "upmap"-capable releases, > but in those cases, it was never in upmap mode, since these clusters > would also have jewel-clients as lowest possible, so if you tried to > enable balancer in upmap mode it would tell me to first bump clients > to luminous at least, then allow upmap mode on the balancer. > > Den tors 12 dec. 2024 kl 14:37 skrev Matt Vandermeulen < > storage@xxxxxxxxxxxx>: > > > > As you discovered, it looks like there are no upmap items in your > > cluster right now. The `ceph osd dump` command will list them, in JSON > > as you show, or you can `grep ^pg_upmap` without JSON as well (same > > output, different format). > > > > I think the balancer would have been enabled by default in Nautilus, I'm > > surprised this hit you now. You can make sure it's off with `ceph > > balancer off` so that it won't do anything in the future, and check its > > status with `ceph balancer status`. > > > > Thanks, > > Matt > > > > > > On 2024-12-12 08:37, Frank Schilder wrote: > > > Dear all, > > > > > > during our upgrade from octopus to pacific the MGR suddenly started > > > logging messages like this one to audit.log: > > > > > > 2024-12-10T10:30:01.105524+0100 mon.ceph-03 (mon.2) 3004 : audit [INF] > > > from='mgr.424622547 192.168.32.67:0/63' entity='mgr.ceph-03' > > > cmd=[{"prefix": "osd pg-upmap-items", "format": "json", "pgid": "1.60", > > > "id": [1054, 1125]}]: dispatch > > > > > > Apparently, the balancer got enabled and tried to do something. > > > However, we never enabled pg-upmap on our cluster, because we still > > > have jewel clients from the museum connected. Therefore, I'm pretty > > > certain that all of these upmap requests either failed or are scheduled > > > and pending. > > > > > > To be sure, I would like to confirm that nothing happened. How can I > > > list upmap items and scheduled+pending upmap operations? If there are > > > any, how do I delete these? I really would like to avoid that these > > > requests start hurting in a few years from now. I looked at the > > > documentation. Unfortunately, its the usual disease[1], commands for > > > setting all sorts of stuff are documented, but commands to query > > > anything seem to be missing. > > > > > > This workaround > > > > > > [root@gnosis osdmaps]# ceph osd dump -f json-pretty | grep upmap > > > "pg_upmap": [], > > > "pg_upmap_items": [], > > > > > > indicates nothing is screwed up yet. However, I would really like to > > > know what happened to the MGR commands and where they are now. How do I > > > confirm they went to digital heaven? > > > > > > [1] There are "ceph osd pg-upmap-items : set upmap items" and "ceph osd > > > rm-pg-upmap-items : clear upmap items" commands. Why would anyone ever > > > need a "ceph osd ls-pg-upmap-items"?? I found out that I can write it > > > myself > > > ( > https://ceph-users.ceph.narkive.com/h7y24SDg/stale-pg-upmap-items-entries-after-pg-increase > > > and > > > > https://gitlab.cern.ch/ceph/ceph-scripts/blob/master/tools/upmap/upmap-remapped.py#L102 > ). > > > However, a good API is always symmetric to make it *easy* for users to > > > check and fix screw-ups. > > > > > > Thanks and best regards, > > > ================= > > > Frank Schilder > > > AIT Risø Campus > > > Bygning 109, rum S14 > > > _______________________________________________ > > > ceph-users mailing list -- ceph-users@xxxxxxx > > > To unsubscribe send an email to ceph-users-leave@xxxxxxx > > _______________________________________________ > > ceph-users mailing list -- ceph-users@xxxxxxx > > To unsubscribe send an email to ceph-users-leave@xxxxxxx > > > > -- > May the most significant bit of your life be positive. > _______________________________________________ > ceph-users mailing list -- ceph-users@xxxxxxx > To unsubscribe send an email to ceph-users-leave@xxxxxxx > _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx
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