mirror of
https://github.com/minio/minio.git
synced 2024-12-25 22:55:54 -05:00
3df7285c3c
This PR adds support below metrics - Cache Hit Count - Cache Miss Count - Data served from Cache (in Bytes) - Bytes received from AWS S3 - Bytes sent to AWS S3 - Number of requests sent to AWS S3 Fixes #8549
65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
/*
|
|
* MinIO Cloud Storage, (C) 2019 MinIO, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"go.uber.org/atomic"
|
|
)
|
|
|
|
// CacheStats - represents bytes served from cache,
|
|
// cache hits and cache misses.
|
|
type CacheStats struct {
|
|
BytesServed atomic.Uint64
|
|
Hits atomic.Uint64
|
|
Misses atomic.Uint64
|
|
}
|
|
|
|
// Increase total bytes served from cache
|
|
func (s *CacheStats) incBytesServed(n int64) {
|
|
s.BytesServed.Add(uint64(n))
|
|
}
|
|
|
|
// Increase cache hit by 1
|
|
func (s *CacheStats) incHit() {
|
|
s.Hits.Add(uint64(1))
|
|
}
|
|
|
|
// Increase cache miss by 1
|
|
func (s *CacheStats) incMiss() {
|
|
s.Misses.Add(uint64(1))
|
|
}
|
|
|
|
// Get total bytes served
|
|
func (s *CacheStats) getBytesServed() uint64 {
|
|
return s.BytesServed.Load()
|
|
}
|
|
|
|
// Get total cache hits
|
|
func (s *CacheStats) getHits() uint64 {
|
|
return s.Hits.Load()
|
|
}
|
|
|
|
// Get total cache misses
|
|
func (s *CacheStats) getMisses() uint64 {
|
|
return s.Misses.Load()
|
|
}
|
|
|
|
// Prepare new CacheStats structure
|
|
func newCacheStats() *CacheStats {
|
|
return &CacheStats{}
|
|
}
|