> > Centos 6.4 > Ceph Cuttlefish 0.61.7, or 0.61.8. > > I changed the MTU to 9216(or 9000), then restarted all the cluster nodes. > The whole cluster hung, with messages in the mon log as below: Does tcpdump report any tcp or ip checksum errors? (tcpdump -v -s0 -i <interface) Try setting MTU to under a page size, eg 3800 James _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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