Tool to Rewrite PCP Archive Logs

label {
    hostname -> "abc"
    tz -> "timezone"
    time -> +[hh:[mm:]]ss[.usec] | -[hh:[mm:]]ss[.usec]
		: usec is 6 decimal digits
		: adjust the label record(s) and the timestamps in all
		  pmInDom metadata and pmResults
}

indom domain.serial {
    pmindom -> domain.serial
    name "abc" -> "def" | cull
    inst 123 -> 456 | cull
    new inst 123 "foo"
    		: add new instances for an existing domain, or define
		: instances for a new instance domain
}

metric [name|domain.cluster.ordinal] {
    pmid -> domain.cluster.ordinal
    type -> XXX (for some PM_TYPE_XXX)
    		: PM_TYPE_NOSUPPORT => drop all values in pmResults
		: PM_TYPE_UNKOWN and PM_TYPE_EVENT are not allowed
    indom -> NULL | domain.serial
    sem -> XXX (for some PM_SEM_XXX)
    units -> dimSpace, dimTime, dimCount, scaleSpace, scaleTime, scaleCount
}