BrightcoveOS/Diamond — pull request #480 by ophelan (2013-12-06 01:32:21+00:00)
Title: Add rudimentary support for Riemann TTL attribute.

Riemann supports the ability to expire metrics that have lingered too long without being replaced by fresh ones. This is useful for things like detecting failures. This is set to double the interval by default, but the multiplier is configurable on a per-collector basis.