Ceph messages are transmitted using tcp, so the system isn't directly aware of packet loss at any level. I suppose we could try and export messenger reconnect counts via the admin socket, but that'd be a very noisy measure -- it seems simplest to just query the OS or hardware directly? -Greg
On Friday, September 12, 2014, Josef Johansson <jo...@oderland.se> wrote: > Hi, > > I've stumpled upon this a couple of times, where Ceph just stops > responding, but still works. > The cause has been package loss on the network layer, but Ceph doesn't > say anything. > > Is there a debug flag for showing retransmission of package, or someway > to see that packages are lost? > > Regards, > Josef > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com <javascript:;> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > -- Software Engineer #42 @ http://inktank.com | http://ceph.com
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