High CPU load on some node


(Stephanus Tedy) #1

Hi Guys,

I have face problem with our cluster for few days.
Suddenly the cluster spikes.

I have multiple heavy queries, which is :

  • aggregations
  • range queries

is there any suggestion how to improve or what to check?

ES version : 5.2.2
Shards : 12
Replica : 1
Docs : 51M
Size : ~90GB
Traffic: ~1500 queries / sec
Nodes : 14 node with setup :

  • 11 data only node
  • 1 data and master node
  • 2 coordinator only node

hot_threads with options 100 thread :

Thanks!


(system) #2

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