Date: Sat, 24 Mar 2001 17:43:14 -0800 From: dannyman <dannyman@toldme.com> To: Matt Dillon <dillon@earth.backplane.com> Cc: "Michael C . Wu" <keichii@iteration.net>, Alfred Perlstein <bright@wintelcom.net>, grog@FreeBSD.ORG, fs@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: tuning a VERY heavily (30.0) loaded server Message-ID: <20010324174314.B38361@dell.dannyland.org> In-Reply-To: <200103201750.f2KHopk94248@earth.backplane.com>; from dillon@earth.backplane.com on Tue, Mar 20, 2001 at 09:50:51AM -0800 References: <20010320111144.A51924@peorth.iteration.net> <20010320092717.R29888@fw.wintelcom.net> <20010320113818.B52586@peorth.iteration.net> <200103201750.f2KHopk94248@earth.backplane.com>
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On Tue, Mar 20, 2001 at 09:50:51AM -0800, Matt Dillon wrote: > One thing that comes to mind is that you can smarthost your outgoing > email to another host so the queues don't build up. This should > greatly reduce mail load. In fact, I would recommend offloading email > entirely if possible... email always hits disks hard. > > Definitely get rid of MFS. MFS wastes 2x the memory allocated to it. > Use a softupdates-enabled filesystem in place of MFS, or use a > swap-backed VN-based partition with softupdates enabled. > > Alfred's vmiodirenable suggestion is a good one. [...] This might make a tiny help: mount things -noatime? If you are reading the same files over and over and over again you needn't bother WRITEing an atime ... To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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