Hallo i was try to make a single node of elasticsearch on my centos 7. In the first installation of elasticsearch after i've done install centos 7.its just fine,the elasticsearch works very well. But im very confused ,the faillure always attempts me after i try to reinstalling elasticsearch for th…

I found the problem. after i deleting /var/lib/elasticsearch/nodes/0/node.lock and I reinstalling the elasticsearch. Its running active again but please,can u explain how can be happend?

Elasticsearch.log indent preformatted text by 4 spaces at org.apache.lucene.store.BaseDirectory.obtainLock(BaseDirectory.java:45) ~[lucene-core-8.3.0.jar:8.3.0 2aa586909b911e66e1d8863aa89f173d69f86cd2 - ishan - 2019-10-25 23:10:03] at org.elasticsearch.env.NodeEnvironment$NodeLock.<init>(NodeEn…

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Thanks for your respond and the informations above how to post correctly here is for the logs tail -f /var/log/elasticsearch/elasticsearch.log at org.apache.lucene.store.BaseDirectory.obtainLock(BaseDirectory.java:45) ~[lucene-core-8.3.0.jar:8.3.0 2aa586909b911e66e1d8863aa89f173d69f86cd2 - ish…

Could you post the full logs please ?

[2020-02-05T11:16:52,643][WARN ][o.e.b.ElasticsearchUncaughtExceptionHandler] [gilang] uncaught exception in thread [main] org.elasticsearch.bootstrap.StartupException: java.lang.IllegalStateException: failed to obtain node locks, tried [[/var/lib/elasticsearch]] with lock id [0]; maybe these locati…

It seems that elasticsearch is already running.

how it can be running while the status of elasticsearch is failed to start with error (code=exited, status=1/FAILURE)

Have you checked prior via jps if another process is running?

there is nothing running aplication except firewall and i'have already add firewall port for elastic,kibana,and logstash

is the network.host: 100.100.200.150 is your system's IP address.?

Failed to start Elasticsearch. (code=exited, status=1/FAILURE)

Elastic Stack Elasticsearch

dadoonet (David Pilato) February 5, 2020, 12:52pm 16

When a node is running it creates this file. Which prevents you from running another instance by mistake on the same machine.
When the node stops, this file is removed normally.

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Failed to start Elasticsearch. (code=exited, status=1/FAILURE)

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