mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-11-13 17:14:23 -08:00
48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
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// Copyright 2024 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build !nomeminfo
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// +build !nomeminfo
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package collector
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import (
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"log/slog"
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"github.com/power-devops/perfstat"
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)
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type meminfoCollector struct {
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logger *slog.Logger
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}
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// NewMeminfoCollector returns a new Collector exposing memory stats.
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func NewMeminfoCollector(logger *slog.Logger) (Collector, error) {
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return &meminfoCollector{
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logger: logger,
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}, nil
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}
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func (c *meminfoCollector) getMemInfo() (map[string]float64, error) {
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stats, err := perfstat.MemoryTotalStat()
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if err != nil {
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return nil, err
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}
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return map[string]float64{
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"total_bytes": float64(stats.RealTotal * 4096),
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"free_bytes": float64(stats.RealFree * 4096),
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"available_bytes": float64(stats.RealAvailable * 4096),
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}, nil
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}
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