I have 3 data nodes on Ubuntu 14.04 (KVM), Oracle Java 8, 2 Cores and 8 GB of RAM. 2 Replicas. About 20 million documents. Heap size 4 GB. After updating from 1.7.3 to 2.0 my load increases from around 0.5 to 3 - 4. In the beginning it was even worse because of relocation but now it should more o…

Elasticsearch crashes after update to 2.0

monotek (Monotek) October 31, 2015, 2:28pm 5

So why was it working without problems for months before the update to Elasticsearch 2.0?

Anyway. Updated to Kernel 3.19. Lets see if it helps.

Elasticsearch 2,x and Linux kernel versions tested

Topic		Replies	Views
ElasticSearch 2.3.4 grinding to a halt Elasticsearch	10	1305	July 5, 2017
Elasticsearch suddenly stops working Elasticsearch	7	5442	January 29, 2017
Persistent high JVM usage issue (all methods tried already) Elasticsearch	1	426	May 26, 2017
Elasticsearch crashes ubuntu vm Elasticsearch	8	1490	February 20, 2018
Out Of Memory crash, few documents & load Elasticsearch	10	2247	November 11, 2021