# Date filter in logstash.conf not parsing the date while grok parses it by timestamp\_iso8601

**URL:** https://discuss.elastic.co/t/date-filter-in-logstash-conf-not-parsing-the-date-while-grok-parses-it-by-timestamp-iso8601/30104
**Category:** Logstash
**Created:** [September 27, 2015, 10:41pm UTC](https://discuss.elastic.co/t/date-filter-in-logstash-conf-not-parsing-the-date-while-grok-parses-it-by-timestamp-iso8601/30104 "2015-09-27T22:41:57Z")
**Posts on this page:** 2
**Page:** 2

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### Author: ![magnusbaeck](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/magnusbaeck/32/44943_2.png) [@magnusbaeck](https://discuss.elastic.co/u/magnusbaeck)
#### Post date: [March 23, 2017, 1:31pm UTC](https://discuss.elastic.co/t/date-filter-in-logstash-conf-not-parsing-the-date-while-grok-parses-it-by-timestamp-iso8601/30104/21 "2017-03-23T13:31:23Z")

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@manopmk, please don't post new problems in old and unrelated threads.

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### 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, 4:27am UTC](https://discuss.elastic.co/t/date-filter-in-logstash-conf-not-parsing-the-date-while-grok-parses-it-by-timestamp-iso8601/30104/22 "2017-07-06T04:27:38Z")

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