From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexandre DERUMIER Subject: block device type supporting trim or scsi unmap ? Date: Thu, 10 May 2012 12:19:12 +0200 (CEST) Message-ID: <736c70c0-1b1e-4191-9a0c-8768b28392be@mailpro> References: <4d1098b7-0c3e-4253-9381-be021467b76e@mailpro> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit To: kvm@vger.kernel.org Return-path: Received: from mailpro.odiso.net ([89.248.209.98]:48947 "EHLO mailpro.odiso.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757753Ab2EJKTd (ORCPT ); Thu, 10 May 2012 06:19:33 -0400 Received: from localhost (localhost [127.0.0.1]) by mailpro.odiso.net (Postfix) with ESMTP id AC60D180264EB for ; Thu, 10 May 2012 12:19:17 +0200 (CEST) Received: from mailpro.odiso.net ([127.0.0.1]) by localhost (mailpro.odiso.net [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vRN-PVDqlg3R for ; Thu, 10 May 2012 12:19:12 +0200 (CEST) Received: from mailpro.odiso.net (mailpro.odiso.net [10.1.31.112]) by mailpro.odiso.net (Postfix) with ESMTP id 7857A18024BE1 for ; Thu, 10 May 2012 12:19:12 +0200 (CEST) In-Reply-To: <4d1098b7-0c3e-4253-9381-be021467b76e@mailpro> Sender: kvm-owner@vger.kernel.org List-ID: Hi, I'm looking to implement a san storage with ssd drive. which block device type support trim or scsi unmap ? I think ide support it (but performance...) scsi ? virtio ? virtio-scsi ? Regards, Alexandre Derumier