On 12 Sep 2013, at 15:15, Bela Ban <[email protected]> wrote: > FYI, > > > if you're running large clusters, you might be interested to know that I > implemented another optimization: JGRP-1317 [1]. > > The effect of it is that (in decreasing order of importance): > > - Regular view messages to existing members don't carry a digest any > longer. This is a significant size reduction, as a digest has 2 longs > per member (although compressed for network transmission) > > - Where we have a view and a digest (e.g. JoinRsp, merge response, > MergeView), the digest's 'members' field and the view's 'members' field > point to the same memory location > > - When we send such an object across the network, the 'members' field is > only marshalled once, leading to smaller messages > > > Next up, I'm going to tackle [2] which will reduce the size of view > messages even further: instead of sending the *full view* every time, we > only send delta views. I believe JGRP-1317 and JGRP-1354 will have a > huge impact on systems with a large number of nodes.
Nice! > > > [1] https://issues.jboss.org/browse/JGRP-1317 > [2] https://issues.jboss.org/browse/JGRP-1354 > > > -- > Bela Ban, JGroups lead (http://www.jgroups.org) > _______________________________________________ > infinispan-dev mailing list > [email protected] > https://lists.jboss.org/mailman/listinfo/infinispan-dev -- Manik Surtani _______________________________________________ infinispan-dev mailing list [email protected] https://lists.jboss.org/mailman/listinfo/infinispan-dev
