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Updates the supported upgrade path table in [Upgrade Elasticsearch][0] to include a new row for maintenance releases. For example, this row covers upgrading from 7.6.0 to 7.6.2. The new table row only displays for releases greater than n.x.0. For example, the new row will display for the 7.7.1 release but not the 7.7.0 release. [0]: https://www.elastic.co/guide/en/elasticsearch/reference/master/setup-upgrade.html
90 lines
2.7 KiB
Plaintext
90 lines
2.7 KiB
Plaintext
[[setup-upgrade]]
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= Upgrade {es}
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[partintro]
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--
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{es} can usually be upgraded using a <<rolling-upgrades,Rolling upgrade>>
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process so upgrading does not interrupt service. Rolling upgrades are supported:
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* Between minor versions
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* From 5.6 to 6.8
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* From 6.8 to {version}
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ifeval::[ "{version}" != "{minor-version}.0" ]
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* From any version since {minor-version}.0 to {version}
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endif::[]
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The following table shows the recommended upgrade paths to {version}.
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[cols="<1,3",options="header",]
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|====
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|Upgrade from
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|Recommended upgrade path to {version}
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ifeval::[ "{version}" != "{minor-version}.0" ]
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|A previous {minor-version} version (e.g., {minor-version}.0)
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|<<rolling-upgrades,Rolling upgrade>> to {version}
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endif::[]
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|7.0–7.7
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|<<rolling-upgrades,Rolling upgrade>> to {version}
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|6.8
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|<<rolling-upgrades,Rolling upgrade>> to {version}
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|6.0–6.7
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a|
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. https://www.elastic.co/guide/en/elasticsearch/reference/6.8/rolling-upgrades.html[Rolling upgrade] to 6.8
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. <<rolling-upgrades,Rolling upgrade>> to {version}
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|5.6
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a|
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. https://www.elastic.co/guide/en/elasticsearch/reference/6.8/rolling-upgrades.html[Rolling upgrade] to 6.8
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. <<rolling-upgrades,Rolling upgrade>> to {version}
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|5.0–5.5
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a|
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. https://www.elastic.co/guide/en/elasticsearch/reference/5.6/rolling-upgrades.html[Rolling upgrade] to 5.6
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. https://www.elastic.co/guide/en/elasticsearch/reference/6.8/rolling-upgrades.html[Rolling upgrade] to 6.8
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. <<rolling-upgrades,Rolling upgrade>> to {version}
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|====
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[WARNING]
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====
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The upgrade path from 6.8 to 7.0 is *not* supported (both full cluster restart and rolling upgrade).
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====
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To upgrade directly to {version} from 6.7 or earlier, you must shut down the
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cluster, install {version}, and restart. For more information, see
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<<restart-upgrade, Full cluster restart upgrade>>.
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[WARNING]
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====
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In-place downgrades to earlier versions are *not* supported. To downgrade to an
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earlier version, <<snapshots-restore-snapshot,restore a snapshot>> taken prior
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to the version upgrade.
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====
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{es} can read indices created in the previous major version. If you
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have indices created in 5.x or before, you must reindex or delete them
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before upgrading to {version}. {es} nodes will fail to start if
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incompatible indices are present. Snapshots of 5.x or earlier indices cannot be
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restored to a 7.x cluster even if they were created by a 6.x cluster. For
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information about upgrading old indices, see <<reindex-upgrade, Reindex to upgrade>>.
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When upgrading to a new version of {es}, you need to upgrade each
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of the products in your Elastic Stack. For more information, see the
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{stack-ref}/upgrading-elastic-stack.html[Elastic Stack Installation and Upgrade Guide].
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--
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include::upgrade/rolling_upgrade.asciidoc[]
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include::upgrade/cluster_restart.asciidoc[]
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include::upgrade/reindex_upgrade.asciidoc[]
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