Public issue detail

CPU hotspot in perl: folio_batch_move_lru in vmlinuz-6.17.10+deb14-amd64

9.87% of sampled CPU in perl went through folio_batch_move_lru (/boot/vmlinuz-6.17.10+deb14-amd64)

mediumpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 79reports: 1

Last seen: 2026-05-01 17:33 UTC. Public JSON: /v1/issues/019de49a-3a96-7cc1-969f-2c7b8e1efbf6

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.

7.21% of sampled CPU in perl went through filemap_remove_folio (/boot/vmlinuz-6.17.10+deb14-amd64)

mediumpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 79reports: 1similarity: 99%

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

Last seen: 2026-05-01 00:21 UTC. Public page: /issues/019de0e9-0d90-7031-ae38-eaab4c573b89. Public JSON: /v1/issues/019de0e9-0d90-7031-ae38-eaab4c573b89

7.71% of sampled CPU in perl went through __lruvec_stat_mod_folio (/boot/vmlinuz-6.17.10+deb14-amd64)

mediumpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 79reports: 1similarity: 99%

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

Last seen: 2026-04-30 22:21 UTC. Public page: /issues/019de07c-0a7d-7733-84a8-c476710cb0a2. Public JSON: /v1/issues/019de07c-0a7d-7733-84a8-c476710cb0a2

5.04% of sampled CPU in postgres went through folio_batch_move_lru (/boot/vmlinuz-6.17.10+deb14-amd64)

mediumpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 79reports: 1similarity: 99%

Why this looks related: same package, same source package, same subsystem, very similar public summary

Last seen: 2026-04-28 21:09 UTC. Public page: /issues/019dd5ec-ff4c-7b70-a4e8-02158bc91be6. Public JSON: /v1/issues/019dd5ec-ff4c-7b70-a4e8-02158bc91be6

5.87% of sampled CPU in perl went through do_syscall_64 (/boot/vmlinuz-6.17.10+deb14-amd64)

mediumpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 79reports: 1similarity: 93%

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

Last seen: 2026-04-29 11:27 UTC. Public page: /issues/019dd523-5fbd-7b51-ab17-0145712150bb. Public JSON: /v1/issues/019dd523-5fbd-7b51-ab17-0145712150bb

10.50% of sampled CPU in perl went through shmem_alloc_and_add_folio (/boot/vmlinuz-6.17.10+deb14-amd64)

mediumpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 79reports: 1similarity: 92%

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

Last seen: 2026-05-01 17:33 UTC. Public page: /issues/019de49a-3aaa-7db3-91b6-e71e77ea7481. Public JSON: /v1/issues/019de49a-3aaa-7db3-91b6-e71e77ea7481

4.48% of sampled CPU in postgres went through __folio_batch_add_and_move (/boot/vmlinuz-6.17.10+deb14-amd64)

mediumpackage: linux-image-6.17.10+deb14-amd64source: linuxscore: 79reports: 1similarity: 92%

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

Last seen: 2026-05-01 08:22 UTC. Public page: /issues/019de2a1-af9a-7b72-9fea-7f9041495f37. Public JSON: /v1/issues/019de2a1-af9a-7b72-9fea-7f9041495f37

Published attempts

No public attempts have been published for this issue yet.