Elasticsearch - Revision history

Tony: /* FAQ */

2025-11-17T11:23:58Z

FAQ

← Older revision		Revision as of 11:23, 17 November 2025
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	/usr/share/elasticsearch/bin/elasticsearch-plugin install ingest-attachment		/usr/share/elasticsearch/bin/elasticsearch-plugin install ingest-attachment

			==low disk watermark [85%] exceeded==
			Change cluster.routing.allocation.disk.watermark.low or make room

	==Get version of active elasticsearch==		==Get version of active elasticsearch==

2025-09-30T08:22:34Z

Documentation

← Older revision		Revision as of 08:22, 30 September 2025
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	*Old GC is processed quickly (within 1 second).		*Old GC is processed quickly (within 1 second).
	*Old GC is not frequently executed (once per 10 minutes or more).		*Old GC is not frequently executed (once per 10 minutes or more).


			==Upgrading Elasticsearch==
			*[https://www.elastic.co/docs/deploy-manage/upgrade Upgrade your deployment, cluster, or orchestrator]

	=HOWTO=		=HOWTO=

2025-07-24T09:57:36Z

FAQ

← Older revision		Revision as of 09:57, 24 July 2025
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	===org.elasticsearch.ElasticsearchException: Failed to bind service===		===org.elasticsearch.ElasticsearchException: Failed to bind service===
	?		?


			==Elasticsearch doesn't get restarted after apt upgrade==
			Check
			RESTART_ON_UPGRADE
			in /etc/default/elasticsearch

2025-06-19T15:26:47Z

HOWTO

← Older revision		Revision as of 15:26, 19 June 2025
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	==Start elasticsearch in safe mode==		==Start elasticsearch in safe mode==
	su -s /bin/bash elasticsearch -c "usr/share/elasticsearch/bin/elasticsearch -E node.ingest=false -E node.master=false -E node.data=false"		su -s /bin/bash elasticsearch -c "usr/share/elasticsearch/bin/elasticsearch -E node.ingest=false -E node.master=false -E node.data=false"

			==View contents==
			curl -H 'Content-Type: application/json' -X GET http://localhost:9200/next_index/_search?pretty

	=Monitoring elasticsearch=		=Monitoring elasticsearch=

2025-02-03T09:04:58Z

Configuration

← Older revision		Revision as of 09:04, 3 February 2025
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	==Configuration==		==Configuration==
	*http://jprante.github.io/2012/11/28/Elasticsearch-Java-Virtual-Machine-settings-explained.html		*http://jprante.github.io/2012/11/28/Elasticsearch-Java-Virtual-Machine-settings-explained.html


			===elasticsearch.yml===
			====network.host====
			Takes settings as documented in https://www.elastic.co/guide/en/elasticsearch/reference/current/modules-network.html#network-interface-values

	==Heap==		==Heap==
	*https://www.elastic.co/blog/a-heap-of-trouble		*https://www.elastic.co/blog/a-heap-of-trouble

2024-10-23T10:07:51Z

FAQ

← Older revision		Revision as of 10:07, 23 October 2024
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	or		or
	wget -q -O - http://localhost:9200/_cluster/stats \| sed 's/^.versions\":\[\"$.$\"\].*$/\1\n/g'		wget -q -O - http://localhost:9200/_cluster/stats \| sed 's/^.versions\":\[\"$.$\"\].*$/\1\n/g'


			==Error messages==
			===org.elasticsearch.ElasticsearchException: Failed to bind service===
			?

2024-06-26T08:30:57Z

Links

← Older revision		Revision as of 08:30, 26 June 2024
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	=Links=		=Links=

			*[https://opster.com/guides/elasticsearch/glossary/elasticsearch-threshold/ Elasticsearch DiskThreshold]


	=Documentation=		=Documentation=

2024-06-14T09:54:10Z

HOWTO

← Older revision		Revision as of 09:54, 14 June 2024
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	===Number of logfiles to keep===		===Number of logfiles to keep===
	appender.rolling.strategy.max		appender.rolling.strategy.max


			==Start elasticsearch in safe mode==
			su -s /bin/bash elasticsearch -c "usr/share/elasticsearch/bin/elasticsearch -E node.ingest=false -E node.master=false -E node.data=false"

	=Monitoring elasticsearch=		=Monitoring elasticsearch=

2024-04-25T14:45:23Z

Get version of active elasticsearch

← Older revision		Revision as of 14:45, 25 April 2024
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	==Get version of active elasticsearch==		==Get version of active elasticsearch==
	wget -q -O - http://localhost:9200/_cluster/stats		wget -q -O - http://localhost:9200/_cluster/stats
			or
			wget -q -O - http://localhost:9200/_cluster/stats \| sed 's/^.versions\":\[\"$.$\"\].*$/\1\n/g'

2024-03-01T12:59:54Z

FAQ

← Older revision		Revision as of 12:59, 1 March 2024
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	/usr/share/elasticsearch/bin/elasticsearch-plugin remove ingest-attachment		/usr/share/elasticsearch/bin/elasticsearch-plugin remove ingest-attachment
	/usr/share/elasticsearch/bin/elasticsearch-plugin install ingest-attachment		/usr/share/elasticsearch/bin/elasticsearch-plugin install ingest-attachment


			==Get version of active elasticsearch==
			wget -q -O - http://localhost:9200/_cluster/stats