Perf

      Current Perf version is perf-1.5.tar.gz

      Perf is an enhanced version of the SunOS perfmeter program. It uses the rstat protocol, and the XView library. As the latter is free and the former is supplied with most UNIX versions, it should run on most (UNIX) platforms. A (working) rstat daemon for Linux can also be found here.

      This is how it looks like: