Date: 30 Jul 1999 14:56:49 +0200 From: Dag-Erling Smorgrav <des@flood.ping.uio.no> To: James Howard <howardjp@wam.umd.edu> Cc: Tim Vanderhoek <vanderh@ecf.utoronto.ca>, "Daniel C. Sobral" <dcs@newsguy.com>, freebsd-hackers@FreeBSD.ORG Subject: Re: replacing grep(1) Message-ID: <xzpzp0e1ejy.fsf@flood.ping.uio.no> In-Reply-To: James Howard's message of "Thu, 29 Jul 1999 19:05:57 -0400 (EDT)" References: <Pine.GSO.4.10.9907291856100.11776-100000@rac9.wam.umd.edu>
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James Howard <howardjp@wam.umd.edu> writes: > DES tells me he has a new version (0.10) which mmap()s. It supposedly > cuts the run time down significantly, I do not have the numbers in front > of me. Unfortunetly he has not posted this version yet so I cannot > download it and run it myself. It's in the usual place (ftp://ftp.ofug.org/pub/grep/). > He also says that if mmap fails, he drops > back to stdio. This should only happen in the NFS case, the > 2G case, > etc. Any case in which a) the file is too large to mmap, b) the file is not a regular file, or c) mmap() fails (e.g. NFS). DES -- Dag-Erling Smorgrav - des@flood.ping.uio.no To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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