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[DOCS] Add upgrade support matrix (#45790)

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James Rodewig 2019-08-28 08:32:05 -04:00
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docs/reference/upgrade.asciidoc
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@ -10,6 +10,49 @@ process so upgrading does not interrupt service. Rolling upgrades are supported:
* From 5.6 to 6.8
* From 6.8 to {version}
The following table shows the recommended upgrade paths to {version}.
[cols="<1m,3",options="header",]
|====
|Upgrade from
|Recommended upgrade path to {version}
|7.0–7.3
|<<rolling-upgrades,Rolling upgrade>> to {version}
|6.8
|<<rolling-upgrades,Rolling upgrade>> to {version}
|6.0–6.7
a|
. https://www.elastic.co/guide/en/elasticsearch/reference/6.8/rolling-upgrades.html[Rolling upgrade] to 6.8
. <<rolling-upgrades,Rolling upgrade>> to {version}
|5.6
a|
. https://www.elastic.co/guide/en/elasticsearch/reference/6.8/rolling-upgrades.html[Rolling upgrade] to 6.8
. <<rolling-upgrades,Rolling upgrade>> to {version}
|5.0–5.5
a|
. https://www.elastic.co/guide/en/elasticsearch/reference/5.6/rolling-upgrades.html[Rolling upgrade] to 5.6
. https://www.elastic.co/guide/en/elasticsearch/reference/6.8/rolling-upgrades.html[Rolling upgrade] to 6.8
. <<rolling-upgrades,Rolling upgrade>> to {version}
|====
[WARNING]
====
The following upgrade paths are *not* supported:
* 6.8 to 7.0.
* 6.7 to 7.1.–{version}.
====
{es} can read indices created in the previous major version. If you
have indices created in 5.x or before, you must reindex or delete them
before upgrading to {version}. {es} nodes will fail to start if