Public issue detail

CPU hotspot in postgres: pg_checksum_page in postgres

10.41% of sampled CPU in postgres went through pg_checksum_page (/usr/lib/postgresql/18/bin/postgres)

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

Last seen: 2026-05-01 15:38 UTC. Public JSON: /v1/issues/019dda2b-7c05-79d3-956c-82c10027ae1d

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.

13.32% of sampled CPU in postgres went through PageSetChecksumCopy (/usr/lib/postgresql/18/bin/postgres)

mediumpackage: postgresql-18source: postgresql-18score: 79reports: 1similarity: 99%

Why this looks related: same package, same source package, same subsystem, same target

Last seen: 2026-04-29 07:24 UTC. Public page: /issues/019dd820-5443-7340-bf54-2e209d97f24a. Public JSON: /v1/issues/019dd820-5443-7340-bf54-2e209d97f24a

Published attempts

No public attempts have been published for this issue yet.