# Index files according to pattern or interval name **URL:** \ **Category:** Logstash\ **Created:** [March 18, 2019, 8:45am UTC](https://discuss.elastic.co/t/index-files-according-to-pattern-or-interval-name/172728 "2019-03-18T08:45:35Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![fadihaddad](https://avatars.discourse-cdn.com/v4/letter/f/4bbf92/32.png) [@fadihaddad](https://discuss.elastic.co/u/fadihaddad)\ **Post date:** [March 18, 2019, 8:45am UTC](https://discuss.elastic.co/t/index-files-according-to-pattern-or-interval-name/172728/1 "2019-03-18T08:45:35Z")
is there a way o can index files on a name interval, for example : I have these file 2015125201\_test.csv 2015125211\_test.csv 2015125221\_test.csv 2015125231\_test.csv 2015125241\_test.csv 2015125301\_test.csv 2015125311\_test.csv I want to index in once logstash instance from 2015125201\_test.csv to 015125231\_test.csv and the other logstash instance 2015125241\_test.csv to 2015125311\_test.csv ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [April 15, 2019, 8:45am UTC](https://discuss.elastic.co/t/index-files-according-to-pattern-or-interval-name/172728/2 "2019-04-15T08:45:40Z")
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