Based in this comment these logs are normal, moreover i am getting few GC logs per hour, for example: at 8am:
Node-3:-----------------------
[2018-01-10T08:04:41,292][INFO ][o.e.m.j.JvmGcMonitorService] [node-3] [gc][405989] overhead, spent [322ms] collecting in the last [1s]
[2018-01-10T08:14:10,063][INFO ][o.e.m.j.JvmGcMonitorService] [node-3] [gc][406557] overhead, spent [354ms] collecting in the last [1s]
[2018-01-10T08:34:07,748][INFO ][o.e.m.j.JvmGcMonitorService] [node-3] [gc][407753] overhead, spent [298ms] collecting in the last [1s]
[2018-01-10T08:44:06,484][INFO ][o.e.m.j.JvmGcMonitorService] [node-3] [gc][408351] overhead, spent [271ms] collecting in the last [1s]
[2018-01-10T08:54:05,269][INFO ][o.e.m.j.JvmGcMonitorService] [node-3] [gc][408949] overhead, spent [251ms] collecting in the last [1s]
Node-4:-----------------------
[2018-01-10T08:50:00,775][INFO ][o.e.m.j.JvmGcMonitorService] [node-4] [gc][409052] overhead, spent [252ms] collecting in the last [1s]
[2018-01-10T08:53:40,877][INFO ][o.e.m.j.JvmGcMonitorService] [node-4] [gc][409272] overhead, spent [288ms] collecting in the last [1s]
Questions:
- do these logs evidence a bad configuration o cluster problem?
- which relation have these logs and the cross cluster search queries?