From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757397AbcIGOeg (ORCPT ); Wed, 7 Sep 2016 10:34:36 -0400 Received: from mail-it0-f46.google.com ([209.85.214.46]:36056 "EHLO mail-it0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751970AbcIGOee (ORCPT ); Wed, 7 Sep 2016 10:34:34 -0400 Subject: Re: bcache vs bcachefs To: Kent Overstreet References: <87wpip9x8r.fsf@sylvester.afaics.de> <20160907005546.dw7hxczrbbmnkplc@kmo-pixel> Cc: Harald Dunkel , linux-kernel@vger.kernel.org From: "Austin S. Hemmelgarn" Message-ID: <5a97b9e7-4928-3d3f-a841-2f9198d8f45d@gmail.com> Date: Wed, 7 Sep 2016 10:34:15 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: <20160907005546.dw7hxczrbbmnkplc@kmo-pixel> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2016-09-06 20:55, Kent Overstreet wrote: > On Tue, Sep 06, 2016 at 11:46:28AM +0200, Harald Dunkel wrote: >> Hi folks, >> >> I am pretty hesitant replacing the rock-solid ext4 by bcachefs on my servers. >> Meaning no offense, but surely I would prefer to have ext4 with a thin "SSD >> caching layer" over a completely different filesystem, potentially with alot >> of teething troubles. >> >> Question: Is bcache EOL or can I rely on it for the next 5 to 10 years? > > bcache is not EOL - it's still receiving bugfixes. > > That said though, there's no reason to expect a long teething period with > bcachefs, it's already more reliable than btrfs in single device mode. > I'd be curious to see any actual data you have to back that up, especially regarding what kernel and userspace were involved with the BTRFS testing.