mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-11-12 16:44:18 -08:00
47 lines
1.3 KiB
Go
47 lines
1.3 KiB
Go
// Copyright 2024 The Prometheus Authors
|
|
// 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.
|
|
|
|
//go:build !nomeminfo
|
|
// +build !nomeminfo
|
|
|
|
package collector
|
|
|
|
import (
|
|
"github.com/go-kit/log"
|
|
"github.com/power-devops/perfstat"
|
|
)
|
|
|
|
type meminfoCollector struct {
|
|
logger log.Logger
|
|
}
|
|
|
|
// NewMeminfoCollector returns a new Collector exposing memory stats.
|
|
func NewMeminfoCollector(logger log.Logger) (Collector, error) {
|
|
return &meminfoCollector{
|
|
logger: logger,
|
|
}, nil
|
|
}
|
|
|
|
func (c *meminfoCollector) getMemInfo() (map[string]float64, error) {
|
|
stats, err := perfstat.MemoryTotalStat()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return map[string]float64{
|
|
"total_bytes": float64(stats.RealTotal * 4096),
|
|
"free_bytes": float64(stats.RealFree * 4096),
|
|
"available_bytes": float64(stats.RealAvailable * 4096),
|
|
}, nil
|
|
}
|