Likwid 全程是 Like I knew what I am doing. 该项目通过简单的一些命令行工具来支持开发人员开发高性能和多线程的程序。
Likwid 包含下面工具：
likwid-topology: Show the thread and cache topology
likwid-perfCtr: Measure hardware performance counters on Intel and AMD processors
likwid-features: Show and Toggle hardware prefetch control bits on Intel Core 2 processors
likwid-pin: Pin your threaded application without touching your code (supports pthreads, Intel OpenMP and gcc OpenMP)
likwid-bench: Benchmarking framework allowing rapid prototyping of threaded assembly kernels
项目主页：http://code.google.com/p/likwid/
下载地址：http://code.google.com/p/likwid/downloads/list
来自:开源中国社区
