From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Sw=E2mi?= Petaramesh Subject: Re: BTRFS, encrypted LVM and disk write cache ? Date: Thu, 12 May 2011 23:36:44 +0200 Message-ID: <1305236204.3277.1.camel@tethys> References: <1305179125.3106.3.camel@tethys> <20110512154224.GD19041@dhcp231-156.rdu.redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: Linux BTRFS To: Josef Bacik Return-path: In-Reply-To: <20110512154224.GD19041@dhcp231-156.rdu.redhat.com> List-ID: Hi, Le jeudi 12 mai 2011 =C3=A0 11:42 -0400, Josef Bacik a =C3=A9crit : > >=20 > > ...So I've turned my write cache off, but I notice this is stated f= or > > kernel 2.6.33, so wonder if this still is an issue with 2.6.38, or = has > > it been addressed since ? > If you mount and start writing and don't see a message in dmesg about= disabling > barriers then you should be good to go. Thanks, I've turned disk cache back on and don't see no such messages in my logs... So I assume I should be safe ? However shifting from ext3 to BTRFS has been enough to turn my perfectl= y stable system into a perfectly unstable and crash-prone system :-/ -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html