When node left and Elasticsearch cluster crashed - problem simulation with commands
Video showing situation of cluster failure caused by node_left action. Elasticsearch will forced replicas to be assigned to nodes that exist currently in cluster after default 1 minute and if there is no enough space - cluster will become not operable.
YouTube Chapters:
00:00 - Introduction
00:21 - Start Elasticsearch
01:40 - Load test data
03:58 - Check data allocation
04:29 - Kill one node
05:52 - Cluster failure
06:40 - Visit my blog toughcoding.net
06:55 - Thank you
#elasticsearch #docker #tutorial
Video created by Tomasz "Tom D" Dzierżanowski