$ dstat -lcmdnt 5 ---load-avg--- ---total-CPU-usage--- ---memory-usage--- -dsk/total- -net/total- ---system--- 1m 5m 15m |usr sys idl wai hiq siq| used buff cach free| read writ| recv send| time 17.9 23.2 22.2| 38 19 35 1 0 7|27.4G 2462M 31.4G 1313M|3609k 1...
//系统占用,仅linux/mac下有效 //system memory usage sysInfo := new(syscall.Sysinfo_t) err := syscall.Sysinfo(sysInfo) iferr == nil { mem.All = sysInfo.Totalram * uint32(syscall.Getpagesize()) mem.Free = sysInfo.Freeram * uint32(syscall.Getpagesize()) mem.Used = mem.All - me...
AI代码解释 // runtime/signal_unix.gofuncsetThreadCPUProfiler(hz int32){mp:=getg().m// 获取当前协程绑定的的线程M...spec:=new(itimerspec)spec.it_value.setNsec(1+int64(fastrandn(uint32(1e9/hz)))spec.it_interval.setNsec(1e9/int64(hz))// 设置间隔为 100000000/100 纳秒 = 10msvartim...
Go is a language particularly well suited to identifying memory leaks because of its powerful toolchain, which ships with amazingly capable tools (pprof) which make pinpointing memory usage easy. 李海彬 2018/08/16 1.7K0 Golang程序性能分析 网站go 程序性能分析我相信是每个程序员都会遇到的问题,比如...
memInfo, _ := mem.VirtualMemory()returnmemInfo.UsedPercent }funcGetDiskPercent()float64{ parts, _ := disk.Partitions(true) diskInfo, _ := disk.Usage(parts[0].Mountpoint)returndiskInfo.UsedPercent } 测试 funcmain() { fmt.Println(GetCpuPercent()) ...
gethostname() gethostbyname() gethostbynamel() gethostbyaddr() ip2long() long2ip() Misc. Functions echo() uniqid()exit()die() getenv() putenv() memory_get_usage() memory_get_peak_usage() version_compare() zip_open() Ternary(condition bool, trueVal, falseValinterface{})interface{} ...
Go语言圣经(中文版)Modern Go ProgrammingDSL for Query: use SQL to query in memory collection, and any databasesEssential GoGo语言高级编程(Advanced Go Programming)Go语言101一本着墨于Go语法和语义的编程指导书深入Go并发编程研讨课go教程电子书深入解析GoGo 语言中文开源图书、资料或文档Go专家编程Go语言爱好...
Usage funcclient() {// Get a TCP connectionconn,err:=net.Dial(...)iferr!=nil{panic(err) }// Setup client side of smuxsession,err:=smux.Client(conn,nil)iferr!=nil{panic(err) }// Open a new streamstream,err:=session.OpenStream()iferr!=nil{panic(err) }// Stream implements io....
Cross-platform process cpu % and memory usage of a PID for golang Ideas from https://github.com/soyuka/pidusage but just use Golang API import ( "os" "github.com/struCoder/pidusage" ) func printStat() { sysInfo, err := pidusage.GetStat(os.Process.Pid) } How it works A check on...
memInfo,err:=mem.VirtualMemory() iferr!=nil{ logger.Error(err) return0,err } returnmemInfo.UsedPercent,nil } //获取硬盘使用率 funcGetDiskPercent() (float64,error) { parts,err:=disk.Partitions(true) iferr!=nil{ logger.Error(err)