+--server-tuning
|   +--dd
|   +--fdtree
|   +--fs
|   +--loader
|   +--memcached
|   +--metadata
|   +--network
|   +--perflog
|   |   +--cron-perflog
|   |   +--sample-output
|   +--postgres
|   +--postmark
|   +--raid
|   +--ram
|   +--scaling
|   +--swap

/etc/cron.perflog files

==> 100.perf-reduce <==

    #!/bin/ksh
    #
    # $Revision: 1.1 $ $Date: 2011-03-12 18:10:55-05 $
    # $Source: /doc/sitelog/cmswfs005/perflog/RCS/100.perf-reduce,v $
    # $Host: cmswfs005.wpafb.af.mil $
    # $UUID: 1865d353-8b6c-469a-876d-83f72e8ae5c1 $
    #
    #<100.perf-reduce: merges separate perflog files to save space.
    # PERFLOG env variable: top-level performance log directory.

==> 110.perf-clean <==

    #!/bin/ksh
    #
    # $Revision: 1.1 $ $Date: 2011-03-12 18:11:11-05 $
    # $Source: /doc/sitelog/cmswfs005/perflog/RCS/110.perf-clean,v $
    # $Host: cmswfs005.wpafb.af.mil $
    # $UUID: 3aaa505c-da19-4e3e-bb81-32226e4a38ea $
    #
    #<110.perf-clean: removes old perflog directory if "reduce" worked.
    # PERFLOG env variable: top-level performance log directory.

==> 120.perf-compress <==

    #!/bin/ksh
    #
    # $Revision: 1.1 $ $Date: 2011-03-12 18:11:43-05 $
    # $Source: /doc/sitelog/cmswfs005/perflog/RCS/120.perf-compress,v $
    # $Host: cmswfs005.wpafb.af.mil $
    # $UUID: 6d996d69-1ffc-4723-9e2f-82e777d92418 $
    #
    #<120.perf-compress: runs xz on yesterday's logfile.
    # PERFLOG env variable: top-level performance log directory.