On Thu, Sep 4, 2014 at 12:45 AM, Maros Vegh <maros.vegh at microstep-mis.sk> wrote: > The ceph fs is mounted via the kernel client. > The clients are running on this kernel: > 3.2.0-4-amd64 #1 SMP Debian 3.2.60-1+deb7u1 x86_64 GNU/Linux 3.2 is a pretty old kernel. Can you try it on a newer kernel, say 3.13 or 3.14? Is there anything distinctive about these two clusters? When did you start seeing these? Thanks, Ilya