Messages in this thread | | | Subject | Re: [patch] dubious process system time. | From | Martin Schwidefsky <> | Date | Fri, 25 Aug 2006 10:18:47 +0200 |
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On Fri, 2006-08-25 at 09:40 +1000, Paul Mackerras wrote: > > The system time that is accounted to a process includes the time spent > > in three different contexts: normal system time, hardirq time and > > softirq time. > > Is that true (at the moment) with CONFIG_VIRT_CPU_ACCOUNTING=y? I > thought it wasn't.
CONFIG_VIRT_CPU_ACCOUNTING improves the precision of the numbers that get accounted with account_[user,system,steal]_time. Which bucket the time goes into is decided in the three functions.
-- blue skies, Martin.
Martin Schwidefsky Linux for zSeries Development & Services IBM Deutschland Entwicklung GmbH
"Reality continues to ruin my life." - Calvin.
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