#所有过去内存分配的采样
go tool pprof http://127.0.0.1:8080/debug/pprof/allocs
#对活动对象的内存分配进行采样(活动)
go tool pprof http://127.0.0.1:8080/debug/pprof/heap
# 下载 cpu profile,默认从当前开始收集 30s 的 cpu 使用情况,需要等待 30s
go tool pprof http://127.0.0.1:8080/debug/pprof/profile
# wait 120s
go tool pprof http://127.0.0.1:8080/debug/pprof/profile?seconds=120
#导致同步原语阻塞的堆栈跟踪
go tool pprof http://127.0.0.1:8080/debug/pprof/block
#所有当前goroutine的堆栈跟踪
go tool pprof http://127.0.0.1:8080/debug/pprof/goroutine
#争用互斥锁持有者的堆栈跟踪
go tool pprof http://127.0.0.1:8080/debug/pprof/mutex
#当前程序的执行轨迹。
go tool pprof http://127.0.0.1:8080/debug/pprof/trace