On Tue, Aug 13, 2019 at 12:36 PM Serkan Çoban <cobanser...@gmail.com> wrote:
>
> Hi,
>
> Just installed nautilus 14.2.2 and setup cephfs on it. OS is all centos 7.6.
> From a client I can mount the cephfs with ceph-fuse, but I cannot
> mount with ceph kernel client.
> It gives "mount error 110 connection timeout" and I can see "libceph:
> corrupt full osdmap (-12) epoch 2759 off 656" in /var/log/messages.
> This client is not on same subnet with ceph servers.
>
> However on a client with the same subnet with the servers I can
> successfully mount both with ceph-fuse and kernel client.
>
> Do I need to configure anything for the clients those are in different subnet?
> Is this a kernel issue?
Hi Serkan,
It is failing to allocate memory, so the subnet is probably not the
issue. Is there anything else pointing to memory shortage -- "page
allocation failure" splats, etc?
How much memory is available for use on that node? How many OSDs do
you have in your cluster?
Thanks,
Ilya
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