Date: Mon, 16 Aug 2010 20:03:52 +1000 From: Peter Jeremy <peterjeremy@acm.org> To: Dag-Erling =?iso-8859-1?Q?Sm=F8rgrav?= <des@des.no> Cc: current@FreeBSD.org Subject: Re: Official request: Please make GNU grep the default Message-ID: <20100816100352.GA6255@server.vk2pj.dyndns.org> In-Reply-To: <86sk2faqdl.fsf@ds4.des.no> References: <4C6505A4.9060203@FreeBSD.org> <20100813085235.GA16268@freebsd.org> <4C66C010.3040308@FreeBSD.org> <4C673F02.8000805@FreeBSD.org> <20100815013438.GA8958@troutmask.apl.washington.edu> <4C67492C.5020206@FreeBSD.org> <B7A05068-9578-4341-851B-86BD9BC7A2DA@gmail.com> <8639ufd78w.fsf@ds4.des.no> <4C6844D8.5070602@andric.com> <86sk2faqdl.fsf@ds4.des.no>
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[-- Attachment #1 --] On 2010-Aug-16 10:55:18 +0200, Dag-Erling Smørgrav <des@des.no> wrote: >It might be worth a shot adding mmap(2) support as well, i.e. when >processing an uncompressed regular file, try to mmap(2) it first, and if >that fails, fall back to the plain buffered read(2) method. Note that ZFS and mmap() don't get on especially well together so this isn't a definite win. You also need to allow for files that are too large to be mapped in one go. -- Peter Jeremy [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.15 (FreeBSD) iEYEARECAAYFAkxpDQgACgkQ/opHv/APuId/oQCfWVrBX6Qn1Lq5ZeImbqpzxWCo WAwAoIWR36t/AYpTfuqK3BwuSbuDl26H =7JaF -----END PGP SIGNATURE-----
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