On Thu, Feb 4, 2016 at 4:36 PM, Michael Metz-Martini | SpeedPartner GmbH <metz@xxxxxxxxxxxxxxx> wrote: > Hi, > > Am 03.02.2016 um 15:55 schrieb Yan, Zheng: >>> On Feb 3, 2016, at 21:50, Michael Metz-Martini | SpeedPartner GmbH <metz@xxxxxxxxxxxxxxx> wrote: >>> Am 03.02.2016 um 12:11 schrieb Yan, Zheng: >>>>> On Feb 3, 2016, at 17:39, Michael Metz-Martini | SpeedPartner GmbH <metz@xxxxxxxxxxxxxxx> wrote: >>>>> Am 03.02.2016 um 10:26 schrieb Gregory Farnum: >>>>>> On Tue, Feb 2, 2016 at 10:09 PM, Michael Metz-Martini | SpeedPartner >>> 2016-02-03 14:42:25.581840 7fadfd280700 0 log_channel(default) log >>> [WRN] : 7 slow requests, 6 included below; oldest blocked for > >>> 62.125785 secs >>> 2016-02-03 14:42:25.581849 7fadfd280700 0 log_channel(default) log >>> [WRN] : slow request 62.125785 seconds old, received at 2016-02-03 >>> 14:41:23.455812: client_request(client.10199855:1313157 getattr >>> pAsLsXsFs #100815bd349 2016-02-03 14:41:23.452386) currently failed to >>> rdlock, waiting >> >> This seems like dirty page writeback is too slow. Is there any hung OSD request in /sys/kernel/debug/ceph/xxx/osdc? > Where should I check? Client or mds? Do I have to enable something to > get this details? Directory /sys/kernel/debug/ceph/ seems to be missing. > On client with kernel ceph mount. If there is no debugfs, mount debugfs first (mount -t debugfs /sys/kernel/debug /sys/kernel/debug) Regards Yan, Zheng > > -- > Kind regards > Michael Metz-Martini > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com