# Primary Postgres database process (postmaster) eating all CPU

**URL:** https://meta.discourse.org/t/primary-postgres-database-process-postmaster-eating-all-cpu/84410
**Category:** Self-hosting
**Tags:** server-resources
**Created:** [April 2, 2018, 10:12pm UTC](https://meta.discourse.org/t/primary-postgres-database-process-postmaster-eating-all-cpu/84410 "2018-04-02T22:12:13Z")
**Posts on this page:** 1
**Showing post:** 12

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### Author: ![codinghorror](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/codinghorror/32/110067_2.png) [@codinghorror](https://meta.discourse.org/u/codinghorror)
#### Post date: [May 28, 2020, 1:36am UTC](https://meta.discourse.org/t/primary-postgres-database-process-postmaster-eating-all-cpu/84410/12 "2020-05-28T01:36:16Z")

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It could be that some cleanup is needed post-migration, if you check the official upgrade topic here and read the first post closely, there are details and recommended steps – [PostgreSQL 12 update](https://meta.discourse.org/t/postgresql-12-update/151236)

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