sync.Locker.Lock
standard libraryThe 1328th most-called standard-library method by production calls. Called 562 times across 112 modules; 484 of those run outside tests and generated code.
No change in production calls since 2026-W39.
- prod calls
- 484
- non-test, non-generated
- all calls
- 562
- total callsites
- modules
- 112
- distinct callers
- in loop
- 9%
- of prod calls
- in tests
- 14%
- 78 calls
- resolved
- 9%
- to a known target
resolution mix
How each call resolves
How each call was attributed. Only resolved kinds, where the target function is known, count toward the ranking. Interface dispatch and unresolved receivers are reported separately and never guessed. Read the taxonomy →
- Embedded method9%Reached through an embedded type.
- Interface method91%Called through an interface. The runtime target may differ.
who calls this
Notable callers
Production calls into Locker.Lock from notable Go projects. Open one on the map to see what else it hammers.
- Kubernetes 80 17%
- CockroachDB 21 4%
- Docker 16 3%
- Istio 16 3%
- HashiCorp 15 3%
where it's called
Callsites in the wild
12 representative callsites of 562, prioritizing in-loop and non-test usage. We link to source, never display it.
- in loop
- in loop
-
cockroachdb/cockroach @v19.2.12+incompatible
in loop - in loop
- in loop
-
moby/moby @v28.5.2+incompatible
in loop -
etcd-io/etcd @v2.3.8+incompatible
in loop -
Mrs4s/MiraiGo @v0.0.0-20240226124653-54bdd873e3fe
in loop - in loop
- in loop
-
coreos/etcd @v2.3.8+incompatible
in loop - in loop
top callers
The modules that reach for it
The modules that call Locker.Lock most in this snapshot.
- github.com/cockroachdb/cockroach234%
- github.com/tidwall/tile38224%
- github.com/kubernetes/minikube204%
- k8s.io/minikube204%
- github.com/hashicorp/waypoint173%
siblings
More from sync
The other most-called members in this package. See all →