7.3.2 и потеря мастера

Denis_Lamanov · October 21, 2019, 7:14pm

GET _nodes

gist.github.com

https://gist.github.com/UkrZilla/56a930eb2b47292b123fd6454759ca5d

nodes

{
	"_nodes": {
		"total": 8,
		"successful": 8,
		"failed": 0
	},
	"cluster_name": "Plarium-Production",
	"nodes": {
		"2_nURxLPTbSA2k1L2Z53PA": {
			"name": "node-05",

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GET _nodes/stats

gist.github.com

https://gist.github.com/UkrZilla/aeb4340885dafb70611f6351cdccd4c5

stats

{
	"_nodes": {
		"total": 8,
		"successful": 8,
		"failed": 0
	},
	"cluster_name": "Plarium-Production",
	"nodes": {
		"2_nURxLPTbSA2k1L2Z53PA": {
			"timestamp": 1571684962205,

This file has been truncated. show original

Да, у нас на каждой ноде 128 Гб RAM, и под Heap отдано 96 Гб.
Но после миграции по версиям с 6.0 и до 7.4 потребление памяти уменьшилось
Сейчас можно и уменьшить раза в 2
Но меньше 30 боюсь не удастся - не запустится, настолько много шард

Topic		Replies	Views
Elasticsearch dies every other day Elasticsearch	15	1630	July 6, 2017
Cascading cluster failure Elasticsearch	13	510	July 6, 2017
Max latency between nodes Elasticsearch	6	3169	July 6, 2017
When one node goes down, memory usage jumps several gigabytes on other nodes Elasticsearch	7	563	July 6, 2017
Master node failure causes cluster to fail Elasticsearch	3	1677	July 6, 2017

7.3.2 и потеря мастера

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