Copy makes a new histogram which is a copy of h.

DecodeSnapshots decodes a file with SnapshotTicks into a series.

NewRegistry returns an initialized Registry.

Histograms is a thread-local handle for creating and registering NamedHistograms.

NamedHistogram is a named histogram for use in Operations.

Registry is a thread-safe enclosure for a (possibly large) number of named histograms.

SnapshotTick parallels Tick but replace the histogram with a snapshot that is suitable for serialization.

Tick is an aggregation of ticking all histograms in a Registry with a given name.