From owner-freebsd-arch@FreeBSD.ORG Fri May 27 09:17:52 2005 Return-Path: X-Original-To: freebsd-arch@freebsd.org Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 452B316A41C for ; Fri, 27 May 2005 09:17:52 +0000 (GMT) (envelope-from marcolz@stack.nl) Received: from mailhost.stack.nl (vaak.stack.nl [131.155.140.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id E6EA043D4C for ; Fri, 27 May 2005 09:17:51 +0000 (GMT) (envelope-from marcolz@stack.nl) Received: from hammer.stack.nl (hammer.stack.nl [IPv6:2001:610:1108:5010::153]) by mailhost.stack.nl (Postfix) with ESMTP id 60D471F157; Fri, 27 May 2005 11:17:50 +0200 (CEST) Received: by hammer.stack.nl (Postfix, from userid 333) id 4218C655D; Fri, 27 May 2005 11:17:50 +0200 (CEST) Date: Fri, 27 May 2005 11:17:50 +0200 From: Marc Olzheim To: Ken Smith Message-ID: <20050527091750.GB91258@stack.nl> References: <1117139065.82793.20.camel@opus.cse.buffalo.edu> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="61jdw2sOBCFtR2d/" Content-Disposition: inline In-Reply-To: <1117139065.82793.20.camel@opus.cse.buffalo.edu> X-Operating-System: FreeBSD hammer.stack.nl 5.4-STABLE FreeBSD 5.4-STABLE X-URL: http://www.stack.nl/~marcolz/ User-Agent: Mutt/1.5.9i Cc: freebsd-arch@freebsd.org Subject: Re: Modifying file access time upon exec... X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 27 May 2005 09:17:52 -0000 --61jdw2sOBCFtR2d/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, May 26, 2005 at 04:24:25PM -0400, Ken Smith wrote: > Any thoughts before I commit it? The patch itself is pretty small. But > given the sections of code it's mucking with combined with it adding a > little 'nit' filesystem implementers should be aware of I wanted to run > it by as many clueful eyes as possible before doing the final commit. Has this been run through some kind of real world performance test ? I can imagine for instance /bin/sh's vnode is being updated a lot... Would it be eligible to a becoming a mount option ? I don't see any real problems with it, but perhaps people running executables over NFS filesystems that cannot be mounted with noatime might have an issue, like netbooting diskless machines... Marc --61jdw2sOBCFtR2d/ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFCluW+ezjnobFOgrERAvQ6AJ94j17A3kxbnFee4Q/VpbGqciE9fwCfTBUK X56bUiy+sGLKQkcbpeHq5CE= =d4ZX -----END PGP SIGNATURE----- --61jdw2sOBCFtR2d/--