Accounting
Posted Mar 17, 2007 2:39 UTC (Sat) by
giraffedata (subscriber, #1954)
In reply to:
Accounting by gdt
Parent article:
RSDL hits a snag
I don't know if these are the systems you're thinking of, but I know much more elaborate accounting is done by older operating systems that were designed to be used on equipment so expensive that it was necessary to break the cost down by application.
A nice byproduct of that is that you can do fairer scheduling -- mainly because you can use a useful definition of fair. The Unix concept that fair means each process gets an equal share is a very, very, rough idea of fair allocation of resources.
In addition to something where a server process takes its CPU time from its clients, I'd like to see something where a child process takes its CPU time from its parent.
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