Date: Thu, 7 Feb 2002 12:41:57 -0800 From: Alfred Perlstein <bright@mu.org> To: Henk Wevers <henk@wevers.org> Cc: freebsd-hackers@freebsd.org Subject: Re: vfs.ufs.dirhash_docheck? Message-ID: <20020207124157.K3623@elvis.mu.org> In-Reply-To: <3C62DC57.5050703@wevers.org>; from henk@wevers.org on Thu, Feb 07, 2002 at 08:58:15PM %2B0100 References: <3C62DC57.5050703@wevers.org>
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* Henk Wevers <henk@wevers.org> [020207 11:58] wrote: > Hi, > > Just to try the "thing" out i did put vfs.ufs.dirhash_docheck to 1. > My active memory use was in 30 minutes 75 MB lower, and the io is > faster, the load is lower. > The OS is FreeBSD 4.5-REL with 1250MB ram on a PIII 733, it runs 30+ > active jail() enviorements. > > What does it exactly, this hidden sysctl value? It's a debugging sysctl that is wasting cpu cycles. Turn it off, don't touch the flashing lights and keep your dirty mitts away from the big red button. -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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