From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Warr Subject: Re: Another bcache hang Date: Fri, 22 Nov 2013 19:02:40 -0600 Message-ID: <528FFEB0.1050704@warr.net> References: <20131121135604.GA26424@professorx.home.zettazebra.com> <14da01cee71f$28d233f0$7a769bd0$@acm.org> <20131122034919.GA25040@professorx.home.zettazebra.com> <528F6BAD.7080703@warr.net> <156301cee7bc$3b7fc420$b27f4c60$@acm.org> <528FBFCE.7020104@warr.net> <001b01cee7dd$e82f5d90$b88e18b0$@acm.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from smtprelay0203.hostedemail.com ([216.40.44.203]:42131 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755635Ab3KWBCo (ORCPT ); Fri, 22 Nov 2013 20:02:44 -0500 In-Reply-To: <001b01cee7dd$e82f5d90$b88e18b0$@acm.org> Sender: linux-bcache-owner@vger.kernel.org List-Id: linux-bcache@vger.kernel.org To: "Paul B. Henson" Cc: linux-bcache@vger.kernel.org On 11/22/2013 05:52 PM, Paul B. Henson wrote: >> From: Jason Warr [mailto:jason@warr.net] >> Sent: Friday, November 22, 2013 12:34 PM >> >> I would say it is going to be a better choice for use cases that are >> more dynamic in nature. By that I mean where you may have a larger >> number of smaller volumes that may have different needs for redundancy >> and/or where you may be adding or removing physical devices often. > Ah, that's true; using raid at the lvm layer allows you to selectively > choose redundancy as opposed to dropping the entire pv on top of an mdraid. > >> There are lots of good options that are becoming more viable now that we >> have a real in kernel caching device to mask out allot of previous >> performance concerns. > Continuing to veer off-topic ;), what kernel version are you currently using > with bcache? I was originally thinking of going 3.10LTS, but ended up > installing 3.11 based on the mailing list traffic. > Actually that is probably veering back on topic :) At the moment I am using Fedora 20 Beta's version of 3.11.8. I don't yet have enough time with it to say how useful/stable it is. I try to stick with something that has a better chance of making it into an enterprise distro as that is my main focus. > -- > 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