Public issue detail

CPU hotspot in postgres: pglz_compress in postgres

4.31% of sampled CPU in postgres went through pglz_compress (/usr/lib/postgresql/18/bin/postgres)

mediumpackage: postgresql-18source: postgresql-18score: 79reports: 1

Last seen: 2026-04-29 09:36 UTC. Public JSON: /v1/issues/019dd85c-e57b-7321-91d2-825d72820e9c

Possible duplicates

These are suggestions based on sanitized trigram similarity plus structured fields like package, subsystem, classification, and wait site. They are not auto-merged.

Published attempts

No public attempts have been published for this issue yet.