Date: Mon, 18 Oct 2010 14:12:50 -0500 From: Adam Vande More <amvandemore@gmail.com> To: Martin Turgeon <freebsd@optiksecurite.com> Cc: Bas Smeelen <b.smeelen@ose.nl>, freebsd-questions@freebsd.org Subject: Re: How is CPU usage calculated? Message-ID: <AANLkTimT_4D4THvszdDS=U0UKtScGgKZEN4A9e8BB2%2Bf@mail.gmail.com> In-Reply-To: <4CBC97CB.80604@optiksecurite.com> References: <20101015071719.1536f19e@mail.ose.nl> <4CBC97CB.80604@optiksecurite.com>
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On Mon, Oct 18, 2010 at 1:54 PM, Martin Turgeon <freebsd@optiksecurite.com>wrote: > I didn't knew about -H to show individual threads, but my problem isn't > there. My problem is that the summary printed in the first lines doesn't > match the total of the process detailled under the summary. For example, I > have a user CPU usage est 83.1% in the summary, but the only process worth > mentionning in the list is mysqld that is taking 255.52% WCPU. That's far > less than half the "CPU power" but 83% is far more. It's that difference > that I don't understand. > > How is this possible? > man 1 top 83.1% doesn't mean what you think it does. -- Adam Vande More
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