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math/bits.Len64

standard library

The 5209th most-called standard-library function by production calls. Called 599 times across 75 modules; 113 of those run outside tests and generated code.

All of math/bits → Docs on pkg.go.dev ↗

prod calls
113
non-test, non-generated
all calls
599
total callsites
modules
75
distinct callers
in loop
12%
of prod calls
in tests
2%
11 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 →

  • Package function100%A direct call to an exported package function, resolved by type.

who calls this

Notable callers

Production calls into Len64 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 599, prioritizing in-loop and non-test usage. We link to source, never display it.

Len64 · 12 of 599 callsites

top callers

The modules that reach for it

The modules that call Len64 most in this snapshot.

  • github.com/gogo/protobuf9416%
  • github.com/kubernetes/kubernetes8013%
  • k8s.io/api5810%
  • github.com/grafana/loki/v3376%
  • github.com/uber/cadence-idl214%

siblings

More from math/bits

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