Atop

• atop(1) atop - Advanced System & Process Monitor
• atopacctd(8) atopacctd - process accounting daemon
• atopcat(1) atopcat - concatenate raw log files to stdout
• atopconvert(1) atopconvert - convert raw log file to newer version
• atoprc(5) atoprc - atop/atopsar related rcfile
• atopsar(1) atopsar - Advanced System Activity Report (atop related)