From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Jackson Subject: Re: Yet another base64 patch Date: Thu, 14 Apr 2005 20:58:31 -0700 Organization: SGI Message-ID: <20050414205831.01039ee8.pj@engr.sgi.com> References: <425DEF64.60108@zytor.com> <20050414022413.GB18655@64m.dyndns.org> <425E0174.4080404@zytor.com> <20050414024228.GC18655@64m.dyndns.org> <425E0D62.9000401@zytor.com> <425EA152.4090506@zytor.com> <20050414191157.GA27696@outpost.ds9a.nl> <425EC3B4.6090908@zytor.com> <20050414214756.GA31249@outpost.ds9a.nl> <425F13C9.5090109@zytor.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: torvalds@osdl.org, ahu@ds9a.nl, git@chrisli.org, git@vger.kernel.org X-From: git-owner@vger.kernel.org Fri Apr 15 05:57:19 2005 Return-path: Received: from vger.kernel.org ([12.107.209.244]) by ciao.gmane.org with esmtp (Exim 4.43) id 1DMHxE-0000RL-Lv for gcvg-git@gmane.org; Fri, 15 Apr 2005 05:57:16 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261717AbVDOEA1 (ORCPT ); Fri, 15 Apr 2005 00:00:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261731AbVDOEA0 (ORCPT ); Fri, 15 Apr 2005 00:00:26 -0400 Received: from omx2-ext.sgi.com ([192.48.171.19]:22700 "EHLO omx2.sgi.com") by vger.kernel.org with ESMTP id S261717AbVDOEAV (ORCPT ); Fri, 15 Apr 2005 00:00:21 -0400 Received: from cthulhu.engr.sgi.com (cthulhu.engr.sgi.com [192.26.80.2]) by omx2.sgi.com (8.12.11/8.12.9/linux-outbound_gateway-1.1) with ESMTP id j3F5caSH005989; Thu, 14 Apr 2005 22:38:46 -0700 Received: from vpn2 (mtv-vpn-hw-pj-2.corp.sgi.com [134.15.25.219]) by cthulhu.engr.sgi.com (SGI-8.12.5/8.12.5) with SMTP id j3F3wZlU14686140; Thu, 14 Apr 2005 20:58:36 -0700 (PDT) To: "H. Peter Anvin" In-Reply-To: <425F13C9.5090109@zytor.com> X-Mailer: Sylpheed version 1.0.0 (GTK+ 1.2.10; i686-pc-linux-gnu) Sender: git-owner@vger.kernel.org Precedence: bulk X-Mailing-List: git@vger.kernel.org Earlier, hpa wrote: > The base64 version has 2^12 subdirectories instead of 2^8 (I just used 2 > characters as the hash key just like the hex version.) Later, hpa wrote: > Ultimately the question is: do we care about old (broken) filesystems? I'd imagine we care a little - just not alot. I'd think that going to 2^12 subdirectories, which with 2^12 entries per subdirectory gets us to 16 million files before the leaf directories get bigger than the parent, is a good tradeoff. -- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson 1.650.933.1373, 1.925.600.0401