From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jon Smirl" Subject: Re: svn to git, N-squared? Date: Mon, 12 Jun 2006 11:32:08 -0400 Message-ID: <9e4733910606120832xaf74e77pad7f70df864541fc@mail.gmail.com> References: <20060612043949.20992.qmail@science.horizon.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: git@vger.kernel.org, torvalds@osdl.org X-From: git-owner@vger.kernel.org Mon Jun 12 17:32:31 2006 Return-path: Envelope-to: gcvg-git@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by ciao.gmane.org with esmtp (Exim 4.43) id 1FpoOk-0005Gt-At for gcvg-git@gmane.org; Mon, 12 Jun 2006 17:32:15 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752038AbWFLPcL (ORCPT ); Mon, 12 Jun 2006 11:32:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752042AbWFLPcK (ORCPT ); Mon, 12 Jun 2006 11:32:10 -0400 Received: from nz-out-0102.google.com ([64.233.162.203]:54686 "EHLO nz-out-0102.google.com") by vger.kernel.org with ESMTP id S1752038AbWFLPcJ (ORCPT ); Mon, 12 Jun 2006 11:32:09 -0400 Received: by nz-out-0102.google.com with SMTP id s18so1659355nze for ; Mon, 12 Jun 2006 08:32:08 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=fIhlClkW6xirquezL9A8ZhEZsJOHoEv+/8x6PY7BTxHIziEc3mI7Y9SZmTjvfWmwlkY/iK+ry3bFYrsQ4XO67D25r0IefUOMvG+5TNin526j6WIDVshT7LTcmLxCppUklxs8fCgPBBPQ5ij8+YTLrBrkvZ6lprnYAKOX15obrgg= Received: by 10.37.15.52 with SMTP id s52mr8907653nzi; Mon, 12 Jun 2006 08:32:08 -0700 (PDT) Received: by 10.36.36.7 with HTTP; Mon, 12 Jun 2006 08:32:08 -0700 (PDT) To: "linux@horizon.com" In-Reply-To: <20060612043949.20992.qmail@science.horizon.com> Content-Disposition: inline Sender: git-owner@vger.kernel.org Precedence: bulk X-Mailing-List: git@vger.kernel.org Archived-At: On 12 Jun 2006 00:39:49 -0400, linux@horizon.com wrote: > Insanity is copying the data rather than just the file name. Git is > good about not reading unnecessary files, and anything necessary should > be cached, so on-disk fragmentation is not a concern. I've run a pack and I moved the objects to new directories. Directory is 746M with 64K files now. I've stablized like this. 1GB RAM with 2.8Ghz P4 hyperthread. Is there anyway to tell what it is doing in the kernel for so much time? procs -----------memory---------- ---swap-- -----io---- --system-- -----cpu------ r b swpd free buff cache si so bi bo in cs us sy id wa st 1 0 599128 24712 38196 247008 0 0 0 0 451 382 12 39 48 0 0 1 0 599128 24836 38196 246872 0 0 0 4 413 354 15 38 48 0 0 1 0 599128 24960 38212 246856 0 0 0 64 453 390 15 37 48 0 0 1 0 599128 24960 38212 246856 0 0 0 0 414 367 12 40 49 0 0 1 0 599128 23504 38212 248216 0 0 0 0 448 365 13 39 48 0 0 1 0 599128 24156 38212 247604 0 0 0 0 407 355 13 39 49 0 0 1 0 599128 25240 38212 246652 0 0 0 0 446 390 13 39 48 0 0 1 0 599128 25240 38224 246572 0 0 4 48 415 418 12 40 47 0 0 1 0 599128 25116 38232 246496 0 0 0 12 452 432 12 40 48 0 0 Still doesn't seem to be making much forward progress. -- Jon Smirl jonsmirl@gmail.com