From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.176.0/21 X-Spam-Status: No, score=-3.5 required=3.0 tests=AWL,BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MSGID_FROM_MTA_HEADER,RP_MATCHES_RCVD shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 From: Junio C Hamano Subject: Re: cloning the kernel - why long time in "Resolving 313037 deltas" Date: Tue, 19 Dec 2006 01:10:59 -0800 Message-ID: <7v1wmwtfmk.fsf@assigned-by-dhcp.cox.net> References: <86y7p57y05.fsf@blue.stonehenge.com> <86r6uw9azn.fsf@blue.stonehenge.com> <86hcvs984c.fsf@blue.stonehenge.com> <8664c896xv.fsf@blue.stonehenge.com> <20061219051108.GA29405@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii NNTP-Posting-Date: Tue, 19 Dec 2006 09:11:33 +0000 (UTC) Cc: Theodore Tso , Nicolas Pitre , "Randal L. Schwartz" , git@vger.kernel.org Return-path: Envelope-to: gcvg-git@gmane.org In-Reply-To: (Johannes Schindelin's message of "Tue, 19 Dec 2006 09:32:36 +0100 (CET)") User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux) Precedence: bulk X-Mailing-List: git@vger.kernel.org Archived-At: Received: from vger.kernel.org ([209.132.176.167]) by ciao.gmane.org with esmtp (Exim 4.43) id 1Gwb06-0001Fy-PM for gcvg-git@gmane.org; Tue, 19 Dec 2006 10:11:07 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932701AbWLSJLB (ORCPT ); Tue, 19 Dec 2006 04:11:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932706AbWLSJLB (ORCPT ); Tue, 19 Dec 2006 04:11:01 -0500 Received: from fed1rmmtao02.cox.net ([68.230.241.37]:33409 "EHLO fed1rmmtao02.cox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932701AbWLSJLA (ORCPT ); Tue, 19 Dec 2006 04:11:00 -0500 Received: from fed1rmimpo02.cox.net ([70.169.32.72]) by fed1rmmtao02.cox.net (InterMail vM.6.01.06.03 201-2131-130-104-20060516) with ESMTP id <20061219091100.UDRU97.fed1rmmtao02.cox.net@fed1rmimpo02.cox.net>; Tue, 19 Dec 2006 04:11:00 -0500 Received: from assigned-by-dhcp.cox.net ([68.5.247.80]) by fed1rmimpo02.cox.net with bizsmtp id 0ZBB1W00R1kojtg0000000; Tue, 19 Dec 2006 04:11:12 -0500 To: Johannes Schindelin Sender: git-owner@vger.kernel.org Johannes Schindelin writes: > Hi, > > in a very unscientific test, without your patch local cloning of the > LilyPond repo takes 1m33s (user), and with your patch (pread() instead of > mmap()) it takes 1m13s (user). The real times are somewhat bogus, but > still in favour of pread(), but only by 8 seconds instead of 20. > > This is on Linux 2.4.32. Interesting. Anybody have numbers from 2.6?