1 // Copyright 2014 Prometheus Team 2 // Licensed under the Apache License, Version 2.0 (the "License"); 3 // you may not use this file except in compliance with the License. 4 // You may obtain a copy of the License at 5 // 6 // http://www.apache.org/licenses/LICENSE-2.0 7 // 8 // Unless required by applicable law or agreed to in writing, software 9 // distributed under the License is distributed on an "AS IS" BASIS, 10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11 // See the License for the specific language governing permissions and 12 // limitations under the License. 13 14 // Package procfs provides functions to retrieve system, kernel and process 15 // metrics from the pseudo-filesystem proc. 16 // 17 // Example: 18 // 19 // package main 20 // 21 // import ( 22 // "fmt" 23 // "log" 24 // 25 // "github.com/prometheus/procfs" 26 // ) 27 // 28 // func main() { 29 // p, err := procfs.Self() 30 // if err != nil { 31 // log.Fatalf("could not get process: %s", err) 32 // } 33 // 34 // stat, err := p.Stat() 35 // if err != nil { 36 // log.Fatalf("could not get process stat: %s", err) 37 // } 38 // 39 // fmt.Printf("command: %s\n", stat.Comm) 40 // fmt.Printf("cpu time: %fs\n", stat.CPUTime()) 41 // fmt.Printf("vsize: %dB\n", stat.VirtualMemory()) 42 // fmt.Printf("rss: %dB\n", stat.ResidentMemory()) 43 // } 44 package procfs 45