From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay3.corp.sgi.com [198.149.34.15]) by oss.sgi.com (Postfix) with ESMTP id 04D727F37 for ; Tue, 15 Dec 2015 16:19:27 -0600 (CST) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay3.corp.sgi.com (Postfix) with ESMTP id 77D83AC001 for ; Tue, 15 Dec 2015 14:19:26 -0800 (PST) Received: from ipmail07.adl2.internode.on.net (ipmail07.adl2.internode.on.net [150.101.137.131]) by cuda.sgi.com with ESMTP id t0GdWLaqcWg7lv3R for ; Tue, 15 Dec 2015 14:19:23 -0800 (PST) Date: Wed, 16 Dec 2015 09:19:10 +1100 From: Dave Chinner Subject: Re: Fixing XFS RAID - does XFS ever issue non-aligned discards? Message-ID: <20151215221910.GP26718@dastard> References: <20151215141605.5b60d336@sauron> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20151215141605.5b60d336@sauron> 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 Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: =?utf-8?Q?Micha=C5=82?= Pecio Cc: xfs@oss.sgi.com T24gVHVlLCBEZWMgMTUsIDIwMTUgYXQgMDI6MTY6MDVQTSArMDEwMCwgTWljaGHFgiBQZWNpbyB3 cm90ZToKPiBIaSwKPiAKPiBJJ20gdXNpbmcgWEZTIHdpdGggYnNpemU9NDA5NiBvbiBSQUlEMCBv ZiB0d28gSW50ZWwgMzIwIFNTRHMgdW5kZXIKPiBMaW51eCAzLjE4IExUUy4gSSdtIHdvbmRlcmlu ZyBpZiBpdCdzIGNvcnJlY3QgdG8gYXNzdW1lIHRoYXQgZGlzY2FyZHMKPiBpc3N1ZWQgYnkgWEZT IHdpbGwgYWx3YXlzIGJlIG11bHRpcGxlcyBvZiA0ayBhbmQgNGstYWxpZ25lZD8KClllcy4gRGlz Y2FyZHMgYXJlIG9ubHkgZG9uZSBvbiBmaWxlc3lzdGVtIGJsb2Nrcywgc28gd2lsbCBoYXZlCmZp bGVzeXN0ZW0gYmxvY2sgZ3JhbnVsYXJpdHkvYWxpZ25tZW50LgoKQ2hlZXJzLAoKRGF2ZS4KLS0g CkRhdmUgQ2hpbm5lcgpkYXZpZEBmcm9tb3JiaXQuY29tCgpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwp4ZnMgbWFpbGluZyBsaXN0Cnhmc0Bvc3Muc2dpLmNv bQpodHRwOi8vb3NzLnNnaS5jb20vbWFpbG1hbi9saXN0aW5mby94ZnMK