You need to monitor the cluster with something like Marvel, kopf or HQ to find out what is happening. ES may die if the cluster is overloaded (think OOM), but you should see something in the logs on that.
On 20 April 2015 at 22:13, Sébastien Vassaux <svass...@gmail.com> wrote: > Hello! > > My webserver is running ubuntu 14.10 with elasticsearch 1.5.0 and java > 1.7u55 > > For some reason,* the elasticsearch service often goes down,* resulting > in my website not being available to my users anymore (using > FOSElasticaBundle with symfony). > > I am using systemctl to restart it automatically, but I would prefer a > good fix once and for all. I feel the logs I have are not descriptive > enough. > Being pretty new to managing a server, I need some help. > > Can someone help me figure out the reason for this failure ? What are the > right files I can output here to better understand the issue ? > > Thanks ! > > *My systemctl status gives :* > > elasticsearch.service - ElasticSearch > Loaded: loaded (/usr/lib/systemd/system/elasticsearch.service; enabled) > Active: active (running) since Mon 2015-04-20 12:04:24 CEST; 1h 56min > ago <------------- Here it means restarted 1h56 ago. Why did it > fail in the first place ? > Main PID: 9120 (java) > CGroup: /system.slice/elasticsearch.service > └─9120 /usr/bin/java -Xms256m -Xmx1g -Djava.awt.headless=true > -XX:+UseParNewGC -XX:+UseConcMarkSweepGC > -XX:CMSInitiatingOccupancyFraction=75 -XX:+UseCMSInitiatingO... > > *In my journalctl, I have :* > > Apr 18 18:56:19 xx.ovh.net sshd[29397]: error: open /dev/tty failed - > could not set controlling tty: Permission denied > Apr 20 13:52:45 xx.ovh.net sshd[9764]: error: open /dev/tty failed - > could not set controlling tty: Permission denied > > -- > 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/f0f6e4d3-35f6-4d63-ab91-bf048332e467%40googlegroups.com > <https://groups.google.com/d/msgid/elasticsearch/f0f6e4d3-35f6-4d63-ab91-bf048332e467%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 elasticsearch+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAEYi1X_Yhe-0TQme5PY_c_7DfoXKGkyUZWeVjTiieokL9Wb8cA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
