os/exec.Cmd.CombinedOutput
standard libraryThe 423rd most-called standard-library method by production calls. Called 3,758 times across 358 modules; 1,969 of those run outside tests and generated code.
1% in production calls vs 2026-W37 (1,958 → 1,969)
- prod calls
- 1,969
- non-test, non-generated
- all calls
- 3,758
- total callsites
- modules
- 358
- distinct callers
- in loop
- 9%
- of prod calls
- in tests
- 48%
- 1,789 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.CombinedOutput from notable Go projects. Open one on the map to see what else it hammers.
- Kubernetes 208 11%
- Tailscale 68 3%
- Docker 55 3%
- containerd 49 2%
- CockroachDB 27 1%
where it's called
Callsites in the wild
12 representative callsites of 3,758, prioritizing in-loop and non-test usage. We link to source, never display it.
- in loop
-
cockroachdb/cockroach @v19.2.12+incompatible
in loop -
miekg/dns @v0.6.114
internal/dnsperf/dnsperf.go:59
in loop - in loop
- in loop
-
encr.dev @v1.58.6
cli/daemon/sqldb/docker/docker.go:195
in loop -
etcd-io/etcd @v2.3.8+incompatible
in loop - in loop
- in loop
- in loop
- in loop
- in loop
top callers
The modules that reach for it
The modules that call Cmd.CombinedOutput most in this snapshot.
- github.com/steveyegge/gastown3058%
- github.com/gastownhall/gastown3048%
- github.com/steveyegge/beads2296%
- github.com/gastownhall/beads2286%
- github.com/tailscale/tailscale1063%
siblings
More from os/exec
The other most-called members in this package. See all →