From owner-freebsd-questions Thu Nov 4 3:26:29 1999 Delivered-To: freebsd-questions@freebsd.org Received: from sad.rosevale.com.au (gregro.lnk.telstra.net [139.130.137.117]) by hub.freebsd.org (Postfix) with ESMTP id D94E6156A7 for ; Thu, 4 Nov 1999 03:26:20 -0800 (PST) (envelope-from greg@rosevale.com.au) Received: (from root@localhost) by sad.rosevale.com.au (8.9.3/8.9.3) id VAA11044; Thu, 4 Nov 1999 21:54:55 +1030 (CST) From: Greg Robinson Message-Id: <199911041124.VAA11044@sad.rosevale.com.au> Subject: Re: swap space... In-Reply-To: <199911031806.LAA98299@fedde.littleton.co.us> from Chris Fedde at "Nov 3, 1999 11:06:33 am" To: jcm@dogma.freebsd-uk.eu.org Date: Thu, 4 Nov 1999 21:54:55 +1030 (CST) Cc: freebsd-questions@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL54 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > Jonathon McKitrick writes: > +--------------- > | So TOO much swap space can be a bad thing? I just saw a comment saying > | too much space will allow the OS to swap everything to disk and reduce > | performance. > | > | -jonathon > +--------------- > > Too much swap allocated wastes disk space that could be used for > something else. But there are valid reasons why you might want to [ ... ] Big is beautiful: Filesystem 1K-blocks Used Avail Capacity Mounted on /dev/wd0s1a 1016303 23591 911408 3% / /dev/wd0s1e 3048942 675066 2129961 24% /usr /dev/wd0s1g 3045563 1067524 1734394 38% /home /dev/wd0s1f 2032623 68481 1801533 4% /usr/local procfs 4 4 0 100% /proc # disklabel -r /dev/rwd0s1a | grep swap b: 2097152 2097152 swap # (Cyl. 130*- 261*) (1 gig swap for 32 meg ram machine). Guess I wasted space for just about everything. But I was just sick of running out of it! My rule is 2 * physical ram, or more if you have it, as you never realy know what a machine will do, and users tend to push them to their limits. Greg. PS. Should I start a thread on partitioning now? :-) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message