# Assigning common fields with series of process id

**URL:** https://discuss.elastic.co/t/assigning-common-fields-with-series-of-process-id/144777
**Category:** Logstash
**Created:** [August 16, 2018, 8:11pm UTC](https://discuss.elastic.co/t/assigning-common-fields-with-series-of-process-id/144777 "2018-08-16T20:11:03Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![Badger](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/badger/32/25190_2.png) [@Badger](https://discuss.elastic.co/u/Badger)
#### Post date: [August 16, 2018, 8:17pm UTC](https://discuss.elastic.co/t/assigning-common-fields-with-series-of-process-id/144777/2 "2018-08-16T20:17:42Z")

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Provided that log entries are never interleaved, and you use "--pipeline.workers 1" and do not use "--experimental-java-execution" you could do it using something similar to [this](https://discuss.elastic.co/t/logstash-data-between-start-and-end-transaction/143735/2?u=badger).

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