we have installed Elasticsearch, kibana and Logstash in redhat server. All are 6.2 version. It is almost 3 months over. Now we are facing some issue that elasticsearch is going to failed state as below.
● elasticsearch.service - Elasticsearch
Loaded: loaded (/usr/lib/systemd/system/elasticsearch.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Mon 2018-06-11 09:02:42 CDT; 48s ago
Docs: http://www.elastic.co
Process: 5916 ExecStart=/usr/share/elasticsearch/bin/elasticsearch -p ${PID_DIR}/elasticsearch.pid --quiet (code=exited, status=78)
Main PID: 5916 (code=exited, status=78)
Jun 11 09:02:18 SPLAWSDOPS03 systemd[1]: Started Elasticsearch.
Jun 11 09:02:18 SPLAWSDOPS03 systemd[1]: Starting Elasticsearch...
Jun 11 09:02:42 SPLAWSDOPS03 systemd[1]: elasticsearch.service: main process exited, code=exited, status=78/n/a
Jun 11 09:02:42 SPLAWSDOPS03 systemd[1]: Unit elasticsearch.service entered failed state.
Jun 11 09:02:42 SPLAWSDOPS03 systemd[1]: elasticsearch.service failed.
Can someone help me to resolve this issue.