Date: Wed, 13 Feb 2002 17:07:50 -0800 From: Greg Lehey <grog@FreeBSD.org> To: Alfred Perlstein <alfred@FreeBSD.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/i386/conf GENERIC Message-ID: <20020213170750.B732@sydney.worldwide.lemis.com> In-Reply-To: <200202131847.g1DIlp851160@freefall.freebsd.org>; from alfred@FreeBSD.org on Wed, Feb 13, 2002 at 10:47:51AM -0800 References: <200202131847.g1DIlp851160@freefall.freebsd.org>
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On Wednesday, 13 February 2002 at 10:47:51 -0800, Alfred Perlstein wrote: > alfred 2002/02/13 10:47:51 PST > > Modified files: > sys/i386/conf GENERIC > Log: > Re-enable WITNESS for GENERIC. Since the 5.x branch is mostly about > SMP we'd like as much feedback as possible from users about possible > locking problems as early as possible. Why did you do that when obviously rwatson disagreed? The correct thing to do would have been to get a consensus first and give rwatson the opportunity to back it out. Note that we definitely don't have a consensus. > To negate most of the performance impact I've also enabled > WITNESS_SKIPSPIN. I've done this as we've been running WITNESS > over the spinlock code for a while without incident and it goes a > long way to making the performance problems of WITNESS much more > bearable. This might be a good compromise. But we need to agree first. Greg -- See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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