IMPORTANT: Version 6.6 of Elasticsearch has passed its maintenance date.
This documentation is no longer being updated. For the latest information, see the current release documentation.
The clear cache API allows to clear either all caches or specific cached associated with one or more indices.
The API, by default, will clear all caches. Specific caches can be cleaned
explicitly by setting the
request url parameter to
In addition to this, all caches relating to a specific field can also be
cleared by specifying
fields url parameter with a comma delimited list of
the fields that should be cleared. Note that the provided names must refer to
concrete fields — objects and field aliases are not supported.
The clear cache API can be applied to more than one index with a single
call, or even on
_all the indices.
POST /kimchy,elasticsearch/_cache/clear POST /_cache/clear