Hello, I have 20 node platinum licenced ELK cluster. (Version 7.6.1) Setup is stated as below. 16 data nodes --> each 64GB memory // 32gb allocated as Xms-Xmx jvm . --> 8TB disk each 3 master nodes --> 32gb memory each 1 Ml node --> 64 gb memory [Nodes] My problem is i checked most of the in…

Just to give brief info in case it helps others; My final numbers atm; thread_pool.write.queue_size: 250 indices.memory.index_buffer_size: 30% (higher percentages like 40,50 seemed to lag servers a bit and didn't make much difference for me - kibana started to lose connection with nodes not sure…

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Elasticsearch Increasing Write rejections

Elastic Stack Elasticsearch

Christian_Dahlqvist (Christian Dahlqvist) August 19, 2021, 5:19am 5

There have been improvements in this area in recent versions so it might be a good idea to upgrade.

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