Hi, On 01/19/18 14:46, Youzhong Yang wrote: > Just wondering if anyone has seen the same issue, or it's just me. we're using debian with our own backported kernels and ceph, works rock solid. what you're describing sounds more like hardware issues to me. if you don't fully "trust"/have confidence in your hardware (and your logs don't reveal anything), I'd recommend running some burn-in tests (memtest, cpuburn, etc.) on them for 24 hours/machine to rule out cpu/ram/etc. issues. Regards, Daniel _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com