minio/cmd/notification-summary.go
Ritesh H Shukla b4add82bb6
Updated Prometheus metrics (#11141)
* Add metrics for nodes online and offline
* Add cluster capacity metrics
* Introduce v2 metrics
2021-01-18 20:35:38 -08:00

55 lines
1.8 KiB
Go

/*
* MinIO Cloud Storage, (C) 2020 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 (
"context"
)
// GetTotalCapacity gets the total capacity in the cluster.
func GetTotalCapacity(ctx context.Context) (capacity uint64) {
d := globalNotificationSys.DiskHwInfo(ctx)
for _, s := range d {
capacity += s.GetTotalCapacity()
}
return
}
// GetTotalUsableCapacity gets the total usable capacity in the cluster.
func GetTotalUsableCapacity(ctx context.Context, s StorageInfo) (capacity float64) {
raw := GetTotalCapacity(ctx)
ratio := float64(s.Backend.StandardSCData) / float64(s.Backend.StandardSCData+s.Backend.StandardSCParity)
return float64(raw) * ratio
}
// GetTotalCapacityFree gets the total capacity free in the cluster.
func GetTotalCapacityFree(ctx context.Context) (capacity uint64) {
d := globalNotificationSys.DiskHwInfo(ctx)
for _, s := range d {
capacity += s.GetTotalFreeCapacity()
}
return
}
// GetTotalUsableCapacityFree gets the total usable capacity free in the cluster.
func GetTotalUsableCapacityFree(ctx context.Context, s StorageInfo) (capacity float64) {
raw := GetTotalCapacityFree(ctx)
ratio := float64(s.Backend.StandardSCData) / float64(s.Backend.StandardSCData+s.Backend.StandardSCParity)
return float64(raw) * ratio
}