Date: Sat, 10 Feb 1996 11:43:51 +0100 (MET) From: Luigi Rizzo <luigi@labinfo.iet.unipi.it> To: dufault@hda.com (Peter Dufault) Cc: hackers@FreeBSD.ORG Subject: Re: Compressed RAM/SWAP Message-ID: <199602101043.LAA04471@labinfo.iet.unipi.it> In-Reply-To: <199602101037.FAA09522@hda.com> from "Peter Dufault" at Feb 10, 96 05:36:56 am
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> If there are lots of zero'd pages that aren't used that often, > can't be eliminated, and would benefit from compression wouldn't > it be better to look at a ZFOD (zero fill on demand) mechanism? But this only works if the pages are not accessed at all. The first time they are accessed they must be filled up. Luigi ==================================================================== Luigi Rizzo Dip. di Ingegneria dell'Informazione email: luigi@iet.unipi.it Universita' di Pisa tel: +39-50-568533 via Diotisalvi 2, 56126 PISA (Italy) fax: +39-50-568522 http://www.iet.unipi.it/~luigi/ ====================================================================
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