Hey, is there any reason in the logfile of the master node, why it was deelected? (network outage as well)? Did you give your master nodes also a huge heap which could cause long outages during GC?
--Alex On Mon, Apr 21, 2014 at 5:51 PM, <[email protected]> wrote: > We currently are running dedicated master nodes but I believe they are > also servicing queries. I can change it such that queries only hit the > data nodes and see if that eliminates the issue... > > On Monday, April 21, 2014 3:40:59 PM UTC-6, Binh Ly wrote: >> >> Other than network, is it possible that your nodes could sometimes be >> overloaded such that they cannot respond immediately? If that's the case, >> then you can probably get 3 nodes (servers), make them master-only nodes >> (node.master: true, node.data: false). Set >> discovery.zen.minimum_master_nodes: >> 2 for those 3 nodes. And then for the rest of your other data nodes, make >> them non-master eligible (node.master: false, node.data: true). This way >> you have 3 nodes dedicated only to do cluster state/master tasks unimpeded >> by load or anything else other than your network. Just don't run anything >> else on them or send queries/indexing jobs to these 3 nodes. :) >> > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/4858a2da-5ceb-48f1-8cfe-fe460ab2dcce%40googlegroups.com<https://groups.google.com/d/msgid/elasticsearch/4858a2da-5ceb-48f1-8cfe-fe460ab2dcce%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAGCwEM8uaMs3GANv-eF2TKbbfmOCjDuyVj-kEQ%3Dxi9AdZ8vsQw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
