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Fixes redundancy in the Transforms migration section #3013

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8 changes: 2 additions & 6 deletions docs/en/install-upgrade/upgrading-stack.asciidoc
Original file line number Diff line number Diff line change
Expand Up @@ -517,9 +517,7 @@ POST _transform/my-transform/_reset
====
When {kib} Upgrade Assistant reindexes the documents, {kib} will put a write block on the old destination index, copy the results to a new index, delete the old index, and create an alias to the new index. During this time, the {transform} will pause and wait for the destination to become writable again. If you do not want the {transform} to pause, continue to <<reindexing-transform-running, reindexing the {transform}'s destination index while the {transform} is running>>.

If an index is less than 10GB of size, we recommend using {kib}'s Upgrade Assistant to automatically migrate the index.

If an index size is greater than 10 GB it is recommended to use the Reindex API. Reindexing consists of the following steps:
If an index size is less than 10 GB, we recommend using {kib}'s Upgrade Assistant to automatically migrate the index.

You can use the https://www.elastic.co/docs/api/doc/elasticsearch/operation/operation-cat-indices-1[Get index information API] to obtain the size of an index:

Expand All @@ -528,9 +526,7 @@ You can use the https://www.elastic.co/docs/api/doc/elasticsearch/operation/oper
GET _cat/indices/.transform-destination-example?v&h=index,store.size
----

The reindexing can be initiated in the {kib} Upgrade Assistant.

If an index size is greater than 10 GB, it is recommended to use the Reindex API. Reindexing consists of the following steps:
If an index size is greater than 10 GB, we recommend using the Reindex API. Reindexing consists of the following steps:

. Set the original index to read-only.
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