Have a look at http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/cluster-nodes-shutdown.html#_rolling_restart_of_nodes_full_cluster_restart <http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/cluster-nodes-shutdown.html#_rolling_restart_of_nodes_full_cluster_restart>
-- David Pilato | Technical Advocate | Elasticsearch.com @dadoonet <https://twitter.com/dadoonet> | @elasticsearchfr <https://twitter.com/elasticsearchfr> | @scrutmydocs <https://twitter.com/scrutmydocs> > Le 18 févr. 2015 à 16:37, Jan-Erik Westlund <je.westl...@gmail.com> a écrit : > > Thanks David ! > > All my "Recovery Throttling settings" are default in the elasticsearch.yml > file. > How do I disable allocation, in a running production environment ? > Do I need to disable allocation first, restart each node / daemon, and after > rename the nodes ? > > Or maybe it would be better to down the ES cluster (all 3 nodes) during a > maintenance windows, change all names, and then restart the ES cluster nodes > again ? > > //Jan-Erik > > Den onsdag 18 februari 2015 kl. 16:18:42 UTC+1 skrev David Pilato: > Yes. It’s safe. > You can do it one at a time. > > If you already have data around and don’t want your shards moving during > this, you should disable allocation. > > > -- > David Pilato | Technical Advocate | Elasticsearch.com > <http://elasticsearch.com/> > @dadoonet <https://twitter.com/dadoonet> | @elasticsearchfr > <https://twitter.com/elasticsearchfr> | @scrutmydocs > <https://twitter.com/scrutmydocs> > > > >> Le 18 févr. 2015 à 16:14, Jan-Erik Westlund <je.we...@gmail.com >> <javascript:>> a écrit : >> >> Hi ! >> >> Is it safe to change the node names of my 3 nodes in an existing >> elasticsearch 1.4.0 cluster ? >> >> The reason is to get rid of the random names like: Elizabeth "Betsy" >> Braddock, Franz Kafka, etc... >> >> Is it just to set the node.name <http://node.name/>: "server name" in >> elasticsearch.yml and then restart the daemon ? >> Do I do it one node at the time, or do I need down the cluster and then >> change all node names, and then bring up the cluster again ? >> >> >> //Jan-Erik >> >> -- >> 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 elasticsearc...@googlegroups.com <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/elasticsearch/0bed6a3d-9315-4060-9585-cf68907f844b%40googlegroups.com >> >> <https://groups.google.com/d/msgid/elasticsearch/0bed6a3d-9315-4060-9585-cf68907f844b%40googlegroups.com?utm_medium=email&utm_source=footer>. >> For more options, visit https://groups.google.com/d/optout >> <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 elasticsearch+unsubscr...@googlegroups.com > <mailto:elasticsearch+unsubscr...@googlegroups.com>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/a79c0ae3-d786-4bf4-80cb-61acdb8804d3%40googlegroups.com > > <https://groups.google.com/d/msgid/elasticsearch/a79c0ae3-d786-4bf4-80cb-61acdb8804d3%40googlegroups.com?utm_medium=email&utm_source=footer>. > For more options, visit https://groups.google.com/d/optout > <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 elasticsearch+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/639A13FF-A6F9-4309-9D8A-B4C83184D6EE%40pilato.fr. For more options, visit https://groups.google.com/d/optout.
