On 12/06/2019 22.33, Yan, Zheng wrote: > I have tracked down the bug. thank you for reporting this. 'echo 2 > > /proc/sys/vm/drop_cache' should fix the hang. If you can compile ceph > from source, please try following patch. I managed to get the packages built for Xenial properly and tested and everything seems fine. I deployed it to production and got rid of the drop_caches hack and I've seen no stuck ops for two days so far. If there is a bug or PR opened for this can you point me to it so I can track when it goes into a release? Thanks! -- Hector Martin (hector@xxxxxxxxxxxxxx) Public Key: https://mrcn.st/pub _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com