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Docs: fix documentation for bloom filter defaults

This commit is contained in:
mikemccand 2014-07-27 18:39:29 -04:00
parent c367ae09e3
commit 96ecec34d1
1 changed files with 5 additions and 5 deletions
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10
docs/reference/index-modules/codec.asciidoc
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@ -145,17 +145,17 @@ Type name: `bloom`
==================================================
As of 1.4, the bloom filters are no longer loaded at search time by
default: they consume ~10 bits per unique id value, which can quickly
add up for indices with many tiny documents, and separate performance
improvements have made the performance gains with bloom filters very
small.
default: they consume RAM in proportion to the number of unique terms,
which can quickly add up for certain use cases, and separate
performance improvements have made the performance gains with bloom
filters very small.
You can enable loading of the bloom filter at search time on a
per-index basis by updating the index settings:
[source,js]
--------------------------------------------------
PUT /old_index/_settings?index.codec.bloom.load=false
PUT /old_index/_settings?index.codec.bloom.load=true
--------------------------------------------------
This setting, which defaults to `false`, can be updated on a live index. Note,