I see whole load of below exceptions in the log. May i know what could be causing this issue ?
tried to fail engine but could not acquire lock - engine should be failed by now [primary shar
d [[index_1], node[e__dqz3CS1GWuRhOEbozMw], [P], s[STARTED], a[id=x_7pm6iBTB-a7ilI8MkbAA]] was demoted while failing replica shard]
org.elasticsearch.cluster.action.shard.ShardStateAction$NoLongerPrimaryShardException: primary term  did not match current primary term