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callcount

google.golang.org/grpc/metadata.MD.Set

third-party

The 6550th most-called third-party method by production calls. Called 131 times across 30 modules; 93 of those run outside tests and generated code.

0% in production calls vs 2026-W39 (0 → 93)

All of google.golang.org/grpc/metadata → Docs on pkg.go.dev ↗

prod calls
93
non-test, non-generated
all calls
131
total callsites
modules
30
distinct callers
in loop
13%
of prod calls
in tests
29%
38 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 MD.Set 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 131, prioritizing in-loop and non-test usage. We link to source, never display it.

MD.Set · 12 of 131 callsites

top callers

The modules that reach for it

The modules that call MD.Set most in this snapshot.

  • github.com/siderolabs/talos2721%
  • github.com/dapr/dapr97%
  • github.com/temporalio/temporal97%
  • go.temporal.io/server97%
  • github.com/usememos/memos86%

siblings

More from google.golang.org/grpc/metadata

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