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// Copyright 2014 Prometheus Team
// 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 procfs provides functions to retrieve system, kernel and process
// metrics from the pseudo-filesystem proc.
//
// Example:
//
//    package main
//
//    import (
//    	"fmt"
//    	"log"
//
//    	"github.com/prometheus/procfs"
//    )
//
//    func main() {
//    	p, err := procfs.Self()
//    	if err != nil {
//    		log.Fatalf("could not get process: %s", err)
//    	}
//
//    	stat, err := p.NewStat()
//    	if err != nil {
//    		log.Fatalf("could not get process stat: %s", err)
//    	}
//
//    	fmt.Printf("command:  %s\n", stat.Comm)
//    	fmt.Printf("cpu time: %fs\n", stat.CPUTime())
//    	fmt.Printf("vsize:    %dB\n", stat.VirtualMemory())
//    	fmt.Printf("rss:      %dB\n", stat.ResidentMemory())
//    }
//
package procfs