# What pattern applies for log4j2 configuration of %d{DEFAULT}{UTC}

**URL:** <https://discuss.elastic.co/t/what-pattern-applies-for-log4j2-configuration-of-d-default-utc/57722>\
**Category:** Logstash\
**Created:** [August 10, 2016, 4:15pm UTC](https://discuss.elastic.co/t/what-pattern-applies-for-log4j2-configuration-of-d-default-utc/57722 "2016-08-10T16:15:21Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![sundud](https://avatars.discourse-cdn.com/v4/letter/s/7feea3/32.png) [@sundud](https://discuss.elastic.co/u/sundud)\
**Post date:** [August 10, 2016, 4:15pm UTC](https://discuss.elastic.co/t/what-pattern-applies-for-log4j2-configuration-of-d-default-utc/57722/1 "2016-08-10T16:15:21Z")

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My log4j2.xml has PatternLayout like this:

[%d{DEFAULT}{UTC}] ..

resulting in

[2016-08-08 22:24:58,668]..

What pattern would be used in  
codec \> pattern  
grok \> match \> message

Sorry if this is a RTFM question but my search did not produce anything worth trying.

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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, 4:43am UTC](https://discuss.elastic.co/t/what-pattern-applies-for-log4j2-configuration-of-d-default-utc/57722/2 "2017-07-06T04:43:58Z")

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Closed on July 6, 2017, 4:43am UTC