opensource/grpc-go
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This commit is contained in:
Menghan Li
2016-05-13 10:36:50 -07:00
parent 7bb7ec5e30
commit 577b4b0d4c
1 changed files with 5 additions and 4 deletions
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9
benchmark/stats/histogram.go
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@ -12,9 +12,6 @@ import (
// Histogram accumulates values in the form of a histogram with // Histogram accumulates values in the form of a histogram with
// exponentially increased bucket sizes. // exponentially increased bucket sizes.
// The first bucket (with index 0) is [0, n) where n = baseBucketSize.
// Bucket i (i>=1) contains [n * m^(i-1), n * m^i), where m = 1 + GrowthFactor.
// The type of the values is int64.
type Histogram struct { type Histogram struct {
// Count is the total number of values added to the histogram. // Count is the total number of values added to the histogram.
Count int64 Count int64
@ -35,6 +32,10 @@ type Histogram struct {
} }
// HistogramOptions contains the parameters that define the histogram's buckets. // HistogramOptions contains the parameters that define the histogram's buckets.
// The first bucket of the created histogram (with index 0) contains [min, min+n)
// where n = BaseBucketSize, min = MinValue.
// Bucket i (i>=1) contains [min + n * m^(i-1), min + n * m^i), where m = 1+GrowthFactor.
// The type of the values is int64.
type HistogramOptions struct { type HistogramOptions struct {
// NumBuckets is the number of buckets. // NumBuckets is the number of buckets.
NumBuckets int NumBuckets int
@ -47,7 +48,7 @@ type HistogramOptions struct {
MinValue int64 MinValue int64
} }
// HistogramBucket is one histogram bucket. // HistogramBucket represents one histogram bucket.
type HistogramBucket struct { type HistogramBucket struct {
// LowBound is the lower bound of the bucket. // LowBound is the lower bound of the bucket.
LowBound float64 LowBound float64