I am noticing i have many entries in `ceph osd blacklist ls` and dirlisting works again after i removed all entries. What can cause this and is there any way to disable blacklisting ?
On Tue, Oct 29, 2019 at 11:56 AM Kári Bertilsson <karibert...@gmail.com> wrote: > The file system was created on luminous and the problems started after > upgrading from luminous to nautilus. > All CephFS configuration should be pretty much default except i enabled > snapshots which was disabled by default on luminous. > > On Tue, Oct 29, 2019 at 11:48 AM Kári Bertilsson <karibert...@gmail.com> > wrote: > >> All clients are using the kernel client on proxmox kernel >> version 5.0.21-3-pve. >> >> The mds logs are not showing anything interesting and have very little in >> them except for the restarts, maybe i need to increase debug level ? >> >> On Tue, Oct 29, 2019 at 6:33 AM Lars Täuber <taeu...@bbaw.de> wrote: >> >>> Hi! >>> >>> What kind of client (kernel vs. FUSE) do you use? >>> I experience a lot of the following problems with the most recent ubuntu >>> 18.04.3 kernel 4.15.0-66-generic : >>> kernel: [260144.644232] cache_from_obj: Wrong slab cache. inode_cache >>> but object is from ceph_inode_info >>> >>> Other clients with older kernels (e.g. 4.15.0-47-generic) work without >>> interruption on the same CephFS. >>> >>> >>> Lars >>> >>> >>> Mon, 28 Oct 2019 22:10:25 +0000 >>> Kári Bertilsson <karibert...@gmail.com> ==> Patrick Donnelly < >>> pdonn...@redhat.com> : >>> > Any ideas or tips on how to debug further ? >>> > >>> > On Mon, Oct 28, 2019 at 7:17 PM Kári Bertilsson <karibert...@gmail.com >>> > >>> > wrote: >>> > >>> > > Hello Patrick, >>> > > >>> > > Here is output from those commands >>> > > https://pastebin.com/yUmuQuYj >>> > > >>> > > 5 clients have the file system mounted, but only 2 of them have most >>> of >>> > > the activity. >>> > > >>> > > >>> > > >>> > > On Mon, Oct 28, 2019 at 6:54 PM Patrick Donnelly < >>> pdonn...@redhat.com> >>> > > wrote: >>> > > >>> > >> Hello Kári, >>> > >> >>> > >> On Mon, Oct 28, 2019 at 11:14 AM Kári Bertilsson < >>> karibert...@gmail.com> >>> > >> wrote: >>> > >> > This seems to happen mostly when listing folders containing 10k+ >>> > >> folders. >>> > >> > >>> > >> > The dirlisting hangs indefinitely or until i restart the active >>> MDS and >>> > >> then the hanging "ls" command will finish running. >>> > >> > >>> > >> > Every time restarting the active MDS fixes the problem for a >>> while. >>> > >> >>> > >> Please share details about your cluster. `fs dump`, `ceph status`, >>> and >>> > >> `ceph versions`. How many clients are using the file system? >>> > >> >>> > >> -- >>> > >> Patrick Donnelly, Ph.D. >>> > >> He / Him / His >>> > >> Senior Software Engineer >>> > >> Red Hat Sunnyvale, CA >>> > >> GPG: 19F28A586F808C2402351B93C3301A3E258DD79D >>> > >> >>> > >> >>> >>> >>> -- >>> Informationstechnologie >>> Berlin-Brandenburgische Akademie der Wissenschaften >>> Jägerstraße 22-23 10117 Berlin >>> Tel.: +49 30 20370-352 http://www.bbaw.de >>> _______________________________________________ >>> ceph-users mailing list -- ceph-users@ceph.io >>> To unsubscribe send an email to ceph-users-le...@ceph.io >>> >>
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