Date: Thu, 01 Feb 1996 18:28:21 +0100 From: Poul-Henning Kamp <phk@critter.tfs.com> To: "Andrew V. Stesin" <stesin@elvisti.kiev.ua> Cc: toor@dyson.iquest.net (John S. Dyson), hackers@freebsd.org Subject: Re: Good news -- pipe stuff Message-ID: <9819.823195701@critter.tfs.com> In-Reply-To: Your message of "Thu, 01 Feb 1996 17:57:28 %2B0200." <199602011557.RAA17767@office.elvisti.kiev.ua>
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> Hello John, > > # Rules of thumb like 2x or 3x kind-of don't really model what is happening. > # A better model would be "sum up the size of all of the programs that you > # are running (including malloc areas, etc)". If that is bigger 2X the > # amount of memory that you are using, then that is how much swap space you > # need, otherwise 2X memory is a good bet. > > Who can say apriory what programs and how many of them > you'll be running tomorrow? Today your'e Ok, tomorrow > you suddenly get some 15 sendmails running on the queue, > and several uuxqts, and so on, so on. > Well, be generous then :-) I have always used my own private fudge-factor: 1) No less than 32M, ever. 2) 5-10 % of the disk capacity. My laptop has 48M swap for instance. -- Poul-Henning Kamp | phk@FreeBSD.ORG FreeBSD Core-team. http://www.freebsd.org/~phk | phk@login.dknet.dk Private mailbox. whois: [PHK] | phk@ref.tfs.com TRW Financial Systems, Inc. Future will arrive by its own means, progress not so.
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