From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id p3UFxBqL127952 for ; Sat, 30 Apr 2011 10:59:11 -0500 Received: from smtp3-g21.free.fr (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id D6E5D422CA2 for ; Sat, 30 Apr 2011 09:02:43 -0700 (PDT) Received: from smtp3-g21.free.fr (smtp3-g21.free.fr [212.27.42.3]) by cuda.sgi.com with ESMTP id bbO151C9imFolNPb for ; Sat, 30 Apr 2011 09:02:43 -0700 (PDT) Date: Sat, 30 Apr 2011 18:02:13 +0200 From: Emmanuel Florac Subject: Re: RAID6 r-m-w, op-journaled fs, SSDs Message-ID: <20110430180213.6dcfc41c@galadriel2.home> In-Reply-To: <19900.10868.583555.849181@tree.ty.sabi.co.UK> References: <19900.10868.583555.849181@tree.ty.sabi.co.UK> Mime-Version: 1.0 List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: Peter Grandi , Linux fs JFS Cc: Linux RAID , Linux fs XFS TGUgU2F0LCAzMCBBcHIgMjAxMSAxNjoyNzo0OCArMDEwMCB2b3VzIMOpY3JpdmllejoKCj4gV2hp bGUgSSBhZ3JlZSB3aXRoIEJBQVJGLmNvbSBhcmd1bWVudHMgZnVsbHksIEkgc29tZXRpbWVzIGhh dmUKPiB0byBkZWFsIHdpdGggbGVnYWN5IHN5c3RlbXMgd2l0aCB3aWRlIFJBSUQ2IHNldHMgKGZv ciBleGFtcGxlIDE2Cj4gZHJpdmVzLCBxdWl0ZSByZXZvbHRpbmcpCgpSZXZvbHRpbmcgZm9yIHdo YXQ/IEkgbWFuYWdlIGh1bmRyZWRzIG9mIHN1Y2ggc3lzdGVtcywgYnV0IDk5JSBvZiB0aGVtCmFy ZSB1c2VkIGZvciB2aWRlbyBzdG9yYWdlICh0eXBpY2FsIGZpbGUgc2l6ZSByYW5nZSBpcyBzZXZl cmFsIHRvCmh1bmRyZWQgb2YgR0JzKS4KCj4gU29tZXRpbWVzIChidXQgZm9ydHVuYXRlbHkgbm90 IHRoYXQgcmVjZW50bHkpIEkgaGF2ZSBoYWQgdG8gZGVhbAo+IHdpdGggc21hbGwtZmlsZSBmaWxl c3lzdGVtcyBzZXR1cCBvbiB3aWRlLXN0cmlwZSBSQUlENiBzZXR1cAoKV2hhdCBkbyB5b3UgY2Fs bCAid2lkZSBzdHJpcGUiIGV4YWN0bHk/IERvIHlvdSBtZWFuIGEgMjU2SyBzdHJpcGUsIGEKNE1C 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