Server crashes on high mount volume

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Hello, my case is very specific but i think other may have this issue.

I have a ceph cluster up and running hosting block storage for my openshift (kubernetes) cluster.
Things goes bad when i "evacuate" a node, which is move all containers to other hosts, when this happens i can see a lot of map/mount commands and suddenly the node crashes, here is the log [1].


1.https://gist.github.com/spinolacastro/ff2bb85b3768a71d3ff6d1d6d85f00a2

[root@n-13-0 ~]# cat /etc/redhat-release
CentOS Linux release 7.2.1511 (Core)

[root@n-13-0 ~]# uname -a
Linux n-13-0 3.10.0-327.36.3.el7.x86_64 #1 SMP Mon Oct 24 16:09:20 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

[root@n-13-0 ~]# rpm -qa | grep ceph
python-cephfs-10.2.4-0.el7.x86_64
ceph-common-10.2.4-0.el7.x86_64
libcephfs1-10.2.4-0.el7.x86_64

Both osd and clients runs Jewel.


---
Diego Castro / The CloudFather
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