From owner-freebsd-fs@FreeBSD.ORG Wed Dec 14 12:21:07 2011 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7A247106566B for ; Wed, 14 Dec 2011 12:21:07 +0000 (UTC) (envelope-from cochard@gmail.com) Received: from mail-qy0-f182.google.com (mail-qy0-f182.google.com [209.85.216.182]) by mx1.freebsd.org (Postfix) with ESMTP id 369F28FC19 for ; Wed, 14 Dec 2011 12:21:06 +0000 (UTC) Received: by qcse13 with SMTP id e13so673466qcs.13 for ; Wed, 14 Dec 2011 04:21:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:from:date :x-google-sender-auth:message-id:subject:to:cc:content-type; bh=WHA0AiRdAC2Tl8tR2jHZXcT2GXwKAfmRjGFY1RJivjs=; b=eSB6ILJ675oeVum353lXJEzAtslI2xXXWP+kHlKXv2J5pAixhMTCRcH4iwjwLZX5dS L9+9P03CPYfC0a6+a5U3q6fX3Wu7BGExpuUZjzw5PigvmXJM68wv0pYCRhGrP3A2OV7B +3VsM/eSz+ny6Nk/T+SJFBB3HPSBJLRP6A/e8= Received: by 10.224.192.8 with SMTP id do8mr7006267qab.46.1323863426267; Wed, 14 Dec 2011 03:50:26 -0800 (PST) MIME-Version: 1.0 Sender: cochard@gmail.com Received: by 10.229.230.210 with HTTP; Wed, 14 Dec 2011 03:50:05 -0800 (PST) In-Reply-To: <201112131818.pBDIIlPm071707@chez.mckusick.com> References: <20111213091457.GU50300@deviant.kiev.zoral.com.ua> <201112131818.pBDIIlPm071707@chez.mckusick.com> From: =?ISO-8859-1?Q?Olivier_Cochard=2DLabb=E9?= Date: Wed, 14 Dec 2011 12:50:05 +0100 X-Google-Sender-Auth: h39bPbaifNNEYWi9bSE8vFK7Yz8 Message-ID: To: Kirk McKusick Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-fs@freebsd.org, Dieter BSD Subject: Re: Maximum blocksize for FFS? X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 14 Dec 2011 12:21:07 -0000 On Tue, Dec 13, 2011 at 7:18 PM, Kirk McKusick wrote: > The default blocksize in FreeBSD 9.0 is 32K/4K. We have been > running with this size in -current for a almost a year with no > reported problems. Hi, There is a reported problem: The number of inode was divided by two with FreeBSD 9.0 (PR bin/162659) and this create some problems because "the number of fragments per inode (NFPI) was not adapted to the new default block size" (Bruce Evans'explanation [1]). Regards, Olivier [1] http://lists.freebsd.org/pipermail/freebsd-bugs/2011-December/046713.html