Public issue detail

CPU hotspot in ollama: pthread_mutex_lock in libc.so.6

25.69% of sampled CPU in ollama went through pthread_mutex_lock (/usr/lib/x86_64-linux-gnu/libc.so.6)

mediumpackage: libc6source: glibcscore: 79reports: 1

Last seen: 2026-04-30 16:29 UTC. Public JSON: /v1/issues/019d64a7-d767-7982-b8a1-e41cdc312b3f

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.

33.33% of sampled CPU in ollama went through pthread_mutex_lock@plt (/usr/lib/x86_64-linux-gnu/nvidia/current/libcuda.so.550.163.01)

mediumpackage: libcuda1source: nvidia-graphics-driversscore: 79reports: 1similarity: 73%

Why this looks related: same subsystem, same target

Last seen: 2026-04-30 07:52 UTC. Public page: /issues/019dd458-8792-7832-97cf-f59e7429d9a0. Public JSON: /v1/issues/019dd458-8792-7832-97cf-f59e7429d9a0

Published attempts

No public attempts have been published for this issue yet.