PromEx.BucketGenerator (PromEx v1.1.1) View Source
This module provides functions to generate histogram bucket ranges. The lists of buckets that can be generated are either linear or exponential.
Link to this section Summary
Functions
Create an exponential set of buckets based on the provided parameters.
Create a linear set of buckets based on the provided parameters.
Link to this section Functions
Specs
exponential!(start :: number(), factor :: number(), num_buckets :: number()) :: [non_neg_integer()]
Create an exponential set of buckets based on the provided parameters.
Examples
iex> PromEx.BucketGenerator.exponential!(1, 4, 10)
[1, 4, 16, 64, 256, 1024, 4096, 16384, 65536, 262144]
iex> PromEx.BucketGenerator.exponential!(1, 2, 10)
[1, 2, 4, 8, 16, 32, 64, 128, 256, 512]Specs
linear!(start :: number(), step :: number(), num_buckets :: number()) :: [ non_neg_integer() ]
Create a linear set of buckets based on the provided parameters.
Examples
iex> PromEx.BucketGenerator.linear!(10, 10, 10)
[10, 20, 30, 40, 50, 60, 70, 80, 90, 100]
iex> PromEx.BucketGenerator.linear!(0, 250, 11)
[0, 250, 500, 750, 1000, 1250, 1500, 1750, 2000, 2250, 2500]