Thanks Shawn for the insight. WIll try your recommendations . Gopal
On Mon, Apr 27, 2015 at 9:46 PM, Rajesh Hazari <rajeshhaz...@gmail.com> wrote: > thanks, i am sure that we have missed this command line property, this > gives me more information on how to use latest solr scripts more > effectively. > > > *Thanks,* > *Rajesh**.* > > On Mon, Apr 27, 2015 at 12:04 PM, Shawn Heisey <apa...@elyograg.org> > wrote: > > > On 4/27/2015 9:15 AM, Gopal Jee wrote: > > > We have a 26 node solr cloud cluster. During heavy re-indexing, some of > > > nodes go into recovering state. > > > as per current config, soft commit is set to 15 minute and hard commit > to > > > 30 sec. Moreover, zkClientTimeout is set to 30 sec in solr nodes. > > > Please advise. > > > > The most common reason for this is general performance issues that make > > some operations take longer than the zkClientTimeout. > > > > My first suspect would be long garbage collection pauses. This assumes > > you're not using a very recent version (4.10.x or 5.x) with the new > > bin/solr script, and your java commandline does not have any garbage > > collection tuning. The bin/solr script does a lot of GC tuning. > > > > The second suspect would be that you don't have enough RAM left for your > > operating system to cache your index effectively. > > > > It's possible to have both of these problems happening. These problems, > > and a few others, are outlined here: > > > > http://wiki.apache.org/solr/SolrPerformanceProblems > > > > Thanks, > > Shawn > > > > >
