Now returns the current monotonic time, with an arbitrary starting time. It is not useful for telling the current wall clock time, only for timing.

The opaque value in the requests is related to the base value returned by its index in the array meaning the first request sent out will have the opaq

fills a bunch of channels round robin with keys

Creates a new relay with one connection or returns an existing relay for the given socket.

Percentiles go by 5% percentile steps from min to max. We report all of them even though it's likely only min, 25th, 50th, 75th, 95th, 99th, and max w

the first 21 positions are the percentiles by 5's from 0 to 100 the 22nd position is the bonus 99th percentile this makes looping over the values easi

Mae sure this includes all possibilities in the github.com/netflix/rend/common.RequestType enum

Add performs an add request on the remote backend

Add performs an add request on the remote backend

Add performs an add operation on the backend. It only sets the value if it does not already exist.

AddCounter registers a counter and returns an ID that can be used to increment it. There is a maximum of 1024 metrics, after which adding a new one wi

AddFloatGauge registers a float-based gauge and returns an ID that can be used to access it. There is a maximum of 1024 gauges, after which adding a n

AddHistogram creates a new histogram structure to record observations. The handle returned is used to record observations. There is a maximum of 1024

AddIntGauge registers an integer-based gauge and returns an ID that can be used to update it. There is a maximum of 1024 gauges, after which adding a