Re: [infinispan-dev] Staggering remote GET calls

Ouch, call me dumbass... I haven't checked the test results. Something revoked my cluster allocation and the test was prematurely stopped. I'll rerun it (and check!), and show performance numbers as well. Radim (the dumbass) ----- Original Message ----- | From: "Dan Berindei" <dan.berindei(a)gmail.com&gt; | To: "infinispan -Dev List" <infinispan-dev(a)lists.jboss.org&gt; | Cc: "Manik Surtani" <msurtani(a)redhat.com&gt; | Sent: Wednesday, February 20, 2013 3:24:46 PM | Subject: Re: [infinispan-dev] Staggering remote GET calls | | | Radim, just to be sure, you are testing embedded mode with RadarGun, | right? With HotRod most of the get operations should be initiated | from the main owner, so Manik's changes shouldn't make a big | difference in the number of active threads. | | How about throughput, has it also improved compared to 5.2.0.CR3, or | is it the same? | | | | | | On Wed, Feb 20, 2013 at 2:15 PM, Radim Vansa < rvansa(a)redhat.com > | wrote: | | | Hi Manik, | | so I have tried to compile this branch and issued a 20 minute stress | test (preceded by 10 minute warmup) on 128 nodes, where each node | has 10 stressor threads. | While in 5.2.0.CR3 the maximum OOB threadpool size was 553 with this | configuration, with t_825 it was 219. This looks good, but it's | actually better :). When I looked on the per-node maximum, in t_825 | there was only one node with the 219 threads (as the max), others | were usually around 25, few around 40. On the contrary, in 5.2.0.CR3 | all the nodes had maximum around 500! | | Glad to bring good news :) | | Radim | | | | ----- Original Message ----- | | From: "Manik Surtani" < msurtani(a)redhat.com > | | To: "infinispan -Dev List" < infinispan-dev(a)lists.jboss.org >, | | "Radim Vansa" < rvansa(a)redhat.com > | | Sent: Tuesday, February 19, 2013 6:33:04 PM | | Subject: Staggering remote GET calls | | | | Guys, | | | | I have a topic branch with a fix for ISPN-825, to stagger remote | | GET | | calls. (See the JIRA for details on this patch). | | | | This should have an interesting effect on greatly reducing the | | pressure on the OOB thread pool. This isn't a *real* fix for the | | problem that Radim reported (Pedro is working on that with Bela), | | but reducing pressure on the OOB thread pool is a side effect of | | this fix. | | | | It should generally make things faster too, with less traffic on | | the | | network. I'd be curious for you to give this branch a try, Radim - | | see how it impacts your tests. | | | | https://github.com/maniksurtani/infinispan/tree/t_825 | | | | Cheers | | Manik | | -- | | Manik Surtani | | manik(a)jboss.org | | twitter.com/maniksurtani | | | | Platform Architect, JBoss Data Grid | | http://red.ht/data-grid | | | | | _______________________________________________ | infinispan-dev mailing list | infinispan-dev(a)lists.jboss.org | https://lists.jboss.org/mailman/listinfo/infinispan-dev | | | _______________________________________________ | infinispan-dev mailing list | infinispan-dev(a)lists.jboss.org | https://lists.jboss.org/mailman/listinfo/infinispan-dev _______________________________________________ infinispan-dev mailing list infinispan-dev(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/infinispan-dev