On Fri, Oct 21, 2016 at 10:19 PM, Nick Fisk <n...@fisk.me.uk> wrote: > Hi, > > I'm just testing out using a Ceph client in a DMZ behind a FW from the > main Ceph cluster. One thing I have noticed is that if the > state table on the FW is emptied maybe by restarting it or just clearing > the state table...etc. Then the Ceph client will hang for a > long time as the TCP session can no longer pass through the FW and just > gets blocked instead. >
This "FW" is linux firewall or hardware FW? > > I believe this behaviour can be adjusted by the "ms tcp read timeout" > setting to limit its impact, but wondering if anybody has any > other ideas. I'm also thinking of experimenting with either stateless FW > rules for Ceph or getting the FW to send back RST packets > instead of silently dropping packets. > hmm, I think it depends on FW > > Thanks, > Nick > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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