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callcount

os/exec.Cmd.String

standard library

The 4750th most-called standard-library method by production calls. Called 187 times across 54 modules; 128 of those run outside tests and generated code.

No change in production calls since 2026-W39.

All of os/exec → Docs on pkg.go.dev ↗

prod calls
128
non-test, non-generated
all calls
187
total callsites
modules
54
distinct callers
in loop
5%
of prod calls
in tests
32%
59 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.

who calls this

Notable callers

Production calls into Cmd.String from notable Go projects. Open one on the map to see what else it hammers.

where it's called

Callsites in the wild

12 representative callsites of 187, prioritizing in-loop and non-test usage. We link to source, never display it.

top callers

The modules that reach for it

The modules that call Cmd.String most in this snapshot.

  • github.com/photoprism/photoprism3720%
  • github.com/moby/buildkit116%
  • github.com/cloudflare/cloudflared105%
  • github.com/krillinai/KrillinAI105%
  • github.com/kubevirt/kubevirt84%

siblings

More from os/exec

The other most-called members in this package. See all →