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#!/usr/bin/env bpftrace /* * threadsnoop - List new thread creation. * * See BPF Performance Tools, Chapter 13, for an explanation of this tool. * * Copyright (c) 2019 Brendan Gregg. * Licensed under the Apache License, Version 2.0 (the "License"). * This was originally created for the BPF Performance Tools book * published by Addison Wesley. ISBN-13: 9780136554820 * When copying or porting, include this comment. * * 15-Feb-2019 Brendan Gregg Created this. */ BEGIN { printf("%-15s %7s %-16s %s\n", "TIME", "PID", "COMM", "FUNC"); } uprobe:libpthread:pthread_create, uprobe:libc:pthread_create { printf("%15s %7d %-16s %s\n", strftime("%H:%M:%S.%f", nsecs), pid, comm, usym(arg2)); }