Date: Fri, 20 Oct 2006 14:18:57 +0200 From: Ivan Voras <ivoras@fer.hr> To: freebsd-hackers@freebsd.org Subject: Re: 6.1-STABLE hangs, ddb shows 'acpi_timer_read'? Message-ID: <ehaerh$pn9$1@sea.gmane.org> In-Reply-To: <82C14B40C9061504218D7585@Unsupported> References: <D5A35FC423766495F2B3D855@Unsupported> <20061020110151.GU55428@deviant.kiev.zoral.com.ua> <82C14B40C9061504218D7585@Unsupported>
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Karl Pielorz wrote: > Thanks for the link! Anyone know much is all that lot (such as > INVARIANTS/WITNESS) etc. likely to slow the machine down? - A few > percent? More? Huge. See http://wikitest.freebsd.org/WitnessPerformance > > I'm just a little hesitant to put it all in, and end up with a machine > that's 80% slower :( Try switching timecounter to TSC, and keep an eye on ntpd to see if your time drifts too much.
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