os/exec.Cmd.Output
standard libraryThe 484th most-called standard-library method by production calls. Called 2,104 times across 297 modules; 1,638 of those run outside tests and generated code.
- prod calls
- 1,638
- non-test, non-generated
- all calls
- 2,104
- total callsites
- modules
- 297
- distinct callers
- in loop
- 5%
- of prod calls
- in tests
- 22%
- 466 calls
- resolved
- 100%
- 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 →
- Concrete method100%A method on a value whose type is known exactly.
- Embedded method<1%Reached through an embedded type.
who calls this
Notable callers
Production calls into Cmd.Output from notable Go projects. Open one on the map to see what else it hammers.
- Kubernetes 104 6%
- Tailscale 38 2%
- Go (golang.org/x) 30 2%
- Docker 22 1%
- CockroachDB 19 1%
where it's called
Callsites in the wild
12 representative callsites of 2,104, prioritizing in-loop and non-test usage. We link to source, never display it.
-
CCTV/age @v0.0.0-20260605191406-1e3d2860d46e
internal/generate.go:38
in loop -
cockroachdb/cockroach @v19.2.12+incompatible
in loop - in loop
- in loop
- in loop
- in loop
- in loop
-
google/pprof @v0.0.0-20260802141513-ef3492d7dac3
in loop - in loop
- in loop
-
magefile/mage @v1.17.2
in loop -
ollama/ollama @v0.32.5
in loop
top callers
The modules that reach for it
The modules that call Cmd.Output most in this snapshot.
- github.com/steveyegge/gastown23511%
- github.com/gastownhall/gastown21710%
- github.com/steveyegge/beads1095%
- github.com/gastownhall/beads1005%
- github.com/sagernet/tailscale502%
siblings
More from os/exec
The other most-called members in this package. See all →