The freeze is likely a kernel panic. Try testing different versions of the kernel.
On Fri, Jan 19, 2018, 8:46 AM Youzhong Yang <youzh...@gmail.com> wrote: > One month ago when I first started evaluating ceph, I chose Debian 9.3 as > the operating system. I saw random OS hang so I gave up and switched to > Ubuntu 16.04. Every thing works well using Ubuntu 16.04. > > Yesterday I tried Ubuntu 17.10, again I saw random OS hang, no matter it's > mon, mgr, osd, or rgw. When it hangs, the console won't respond to keyboard > input, the host is unreachable from the network. > > This is the OS vs kernel version list: > Ubuntu 16.04 -> kernel 4.4 > Debian 9.3 -> kernel 4.9 > Ubuntu 17.10 -> kernel 4.13 > > Just wondering if anyone has seen the same issue, or it's just me. > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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