[DOCS] Clarify refresh_interval new behavior (#43726)

Update indexing-speed.asciidoc to clarify refresh_interval new behavior
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Tanguy Buchier 2019-07-15 17:26:56 +08:00 committed by Luca Cavanna
parent 6c1f740759
commit 078efc9ec4
1 changed files with 3 additions and 1 deletions

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@ -47,7 +47,9 @@ By default, Elasticsearch runs this operation every second, but only on
indices that have received one search request or more in the last 30 seconds.
This is the optimal configuration if you have no or very little search traffic
(e.g. less than one search request every 5 minutes) and want to optimize for
indexing speed.
indexing speed. This behavior aims to automatically optimize bulk indexing in
the default case when no searches are performed. In order to opt out of this
behavior set the refresh interval explicitly.
On the other hand, if your index experiences regular search requests, this
default behavior means that Elasticsearch will refresh your index every 1