Public issue detail

Stuck D-state investigation for postgres at __folio_lock

postgres shows a repeated `D`-state wait, likely blocked in filesystem io wait via __folio_lock.

highpackage: postgresql-18source: postgresql-18score: 110reports: 1

Last seen: 2026-07-22 05:37 UTC. Public JSON: /v1/issues/019f8666-b310-75e1-a307-8b79c5c334e8

Technical snapshot

This is where Fixer saw the sampled task blocked in the kernel.

Kernel wait stack

  • State: D (disk sleep)
  • Wait site: __folio_lock
  • Package: postgresql-18 18.4-1.pgdg+1
  • Kernel: 6.17.0-14-generic
  • Distribution: debian
__folio_lock
mpage_prepare_extent_to_map
ext4_do_writepages
ext4_writepages
do_writepages
filemap_fdatawrite_wbc
__filemap_fdatawrite_range
file_write_and_wait_range
ext4_sync_file
vfs_fsync_range
do_fsync
__x64_sys_fsync

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.

postgres shows a repeated `D`-state wait, likely blocked in filesystem io wait via submit_bio_wait.

highpackage: postgresql-18source: postgresql-18score: 110reports: 2similarity: 99%

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

Last seen: 2026-07-27 23:51 UTC. Public page: /issues/019e3879-7c48-7ba2-afd2-1a81a967d8e4. Public JSON: /v1/issues/019e3879-7c48-7ba2-afd2-1a81a967d8e4

systemd-journald shows a repeated `D`-state wait, likely blocked in filesystem io wait via __folio_lock.

highpackage: systemdsource: systemdscore: 110reports: 1similarity: 99%

Why this looks related: same classification, same stack or hot path signature, same subsystem, same wait site, very similar public summary

Last seen: 2026-10-22 23:10 UTC. Public page: /issues/019fc395-948d-7192-a4f0-30f04b7f6e34. Public JSON: /v1/issues/019fc395-948d-7192-a4f0-30f04b7f6e34

postgres shows a repeated `D`-state wait, likely blocked in filesystem io wait via rq_qos_wait.

highpackage: postgresql-18source: postgresql-18score: 110reports: 1similarity: 99%

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

Last seen: 2026-08-08 20:00 UTC. Public page: /issues/019ded8a-fc30-7073-b4c8-d85d3e56ba6a. Public JSON: /v1/issues/019ded8a-fc30-7073-b4c8-d85d3e56ba6a

postgres shows a repeated `D`-state wait, likely blocked in filesystem io wait via folio_wait_bit_common.

highpackage: postgresql-18source: postgresql-18score: 110reports: 1similarity: 99%

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

Last seen: 2026-08-03 18:00 UTC. Public page: /issues/019f67fc-94fd-77a1-967d-9f45025f6d04. Public JSON: /v1/issues/019f67fc-94fd-77a1-967d-9f45025f6d04

postgres shows a repeated `D`-state wait, likely blocked in filesystem io wait via folio_wait_bit.

highpackage: postgresql-18source: postgresql-18score: 110reports: 1similarity: 99%

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

Last seen: 2026-08-02 10:34 UTC. Public page: /issues/019f5585-a5a6-7803-a19e-61c2b6b11921. Public JSON: /v1/issues/019f5585-a5a6-7803-a19e-61c2b6b11921

Published attempts

No public attempts have been published for this issue yet.