After a update from 2.4.3 to 2.4.4 elasticsearch, getting exception while starting
Machine: CentOs 7
systemctl start elasticsearch
systemctl status elasticsearch
elasticsearch.service - Elasticsearch
Loaded: loaded (/usr/lib/systemd/system/elasticsearch.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Tue 2017-02-14 09:33:33 EST; 11min ago
Docs: http://www.elastic.co
Process: 1051 ExecStart=/usr/share/elasticsearch/bin/elasticsearch -Des.pidfile=${PID_DIR}/elasticsearch.pid -Des.default.path.home=${ES_HOME} -Des.default.path.logs=${LOG_DIR} -Des.default.path.data=${DATA_DIR} -Des.default.path.conf=${CONF_DIR} (code=exited, status=1/FAILURE)
Process: 1042 ExecStartPre=/usr/share/elasticsearch/bin/elasticsearch-systemd-pre-exec (code=exited, status=0/SUCCESS)
Main PID: 1051 (code=exited, status=1/FAILURE)
Feb 14 09:33:33 AELK-N03 elasticsearch[1051]: at org.elasticsearch.node.Node.(Node.java:158)
Feb 14 09:33:33 AELK-N03 elasticsearch[1051]: at org.elasticsearch.node.Node.(Node.java:140)
Feb 14 09:33:33 AELK-N03 elasticsearch[1051]: at org.elasticsearch.node.NodeBuilder.build(NodeBuilder.java:143)
Feb 14 09:33:33 AELK-N03 elasticsearch[1051]: at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:194)
Feb 14 09:33:33 AELK-N03 elasticsearch[1051]: at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:286)
Feb 14 09:33:33 AELK-N03 elasticsearch[1051]: at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:45)
Feb 14 09:33:33 AELK-N03 elasticsearch[1051]: Refer to the log for complete error details.
Feb 14 09:33:33 AELK-N03 systemd[1]: elasticsearch.service: main process exited, code=exited, status=1/FAILURE
Feb 14 09:33:33 AELK-N03 systemd[1]: Unit elasticsearch.service entered failed state.
Feb 14 09:33:33 AELK-N03 systemd[1]: elasticsearch.service failed.
