# Index setting review

**URL:** <https://discuss.elastic.co/t/index-setting-review/16574>\
**Category:** Elasticsearch\
**Created:** [March 25, 2014, 3:22am UTC](https://discuss.elastic.co/t/index-setting-review/16574 "2014-03-25T03:22:33Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![shift](https://avatars.discourse-cdn.com/v4/letter/s/2bfe46/32.png) [@shift](https://discuss.elastic.co/u/shift)\
**Post date:** [March 25, 2014, 3:22am UTC](https://discuss.elastic.co/t/index-setting-review/16574/1 "2014-03-25T03:22:33Z")

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I am using elasticsearch version 1.0.1

I noticed index sizes reduce by 40% from their initial size, is there any  
overhead to indexing or searching with this compression?

Is compression automatic now, or is this parameter still used?  
"index.store.compress.stored" : "true"

Is this refresh value too high? I index about 150,000 msg/sec at peak  
rates.  
"index.refresh\_interval" : "180s"

Here are a few other settings that I would like scrutinized. 🙂

"index.cache.field.type" : "resident"  
"index.replication" : "async"

I index a lot of data, but also support a lot of queries, so I have these  
set:

index.translog.flush\_threshold\_ops: 50000  
indices.memory.index\_buffer\_size: 50%

index.cache.field.type: node  
indices.cache.filter.size: 40%  
index.fielddata.cache: node  
indices.fielddata.cache.size: 40%

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 6, 2017, 1:40am UTC](https://discuss.elastic.co/t/index-setting-review/16574/2 "2017-07-06T01:40:54Z")

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