From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vlad Subject: Re: Adding net cache device to existing bcache Date: Wed, 18 Dec 2013 19:30:24 +0100 Message-ID: <52B1E9C0.1030807@net.home> References: <52B1E6B8.3080103@net.home> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from 77-175-29-125.FTTH.ispfabriek.nl ([77.175.29.125]:42572 "EHLO srv2.net.home" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753427Ab3LRSa0 (ORCPT ); Wed, 18 Dec 2013 13:30:26 -0500 Received: from localhost (localhost [127.0.0.1]) by srv2.net.home (Postfix) with ESMTP id 64B9220A683 for ; Wed, 18 Dec 2013 19:30:25 +0100 (CET) Received: from srv2.net.home ([127.0.0.1]) by localhost (webmail.net.home [127.0.0.1]) (amavisd-new, port 10024) with LMTP id ynA0voFyvWNH for ; Wed, 18 Dec 2013 19:30:25 +0100 (CET) Received: from [192.168.1.2] (vovan.net.home [192.168.1.2]) (Authenticated sender: vovan) by srv2.net.home (Postfix) with ESMTPSA id 1A52020A67D for ; Wed, 18 Dec 2013 19:30:25 +0100 (CET) In-Reply-To: Sender: linux-bcache-owner@vger.kernel.org List-Id: linux-bcache@vger.kernel.org To: "linux-bcache@vger.kernel.org" After I issue "make-bcache --cache /dev/sdf3" instantly the new bcache without backing device is registered. This could be fixed by echoing to /sys/fs/bcache//stop. But I still can't attach the new device by doing "echo UUID >/sys/block/bcache0/bcache/attach". I've tried to use "make-bcache --cset-uuid --cache --wipe-bcache /dev/sdf3", but kernel complains that the device already exists. Regards, Vlad. On 18/12/13 19:23, Kent Overstreet wrote: > Can you list the commands you were using? > > On Wed, Dec 18, 2013 at 10:17 AM, Vlad wrote: >> Hello, >> >> I'm trying to add new cache device to an existing bcache, but >> unsuccessfully... I thought it should as simple as formating the new >> cache device (make-bcache) and then attaching it to an existing bcache >> device. However, this procedure won't work. >> Is there any useful howto or another info about this subject. >> >> Regards, >> Vlad. >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-bcache" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html