Gentoo Archives: gentoo-user

From: Helmut Jarausch <jarausch@××××××××××××××××.de>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: terrible performance with btrfs on LVM2 using a WD 2TB green drive
Date: Wed, 16 Mar 2011 10:34:55
Message-Id: 1300271602.28450.6@numa-i
In Reply to: [gentoo-user] Re: terrible performance with btrfs on LVM2 using a WD 2TB green drive by James
1 On 03/15/2011 04:26:44 PM, James wrote:
2 > Bill Kenworthy <billk <at> iinet.net.au> writes:
3 >
4 >
5 > Hmmmm, I've been contemplating btrfs on some new installs
6 > with the eventual goal of a CEPH network file system, on top
7 > of ext4 and/or btrfs. Is this issue just with the drivers, or
8 > related to btrfs too?
9 >
10
11 But beware of the bug I've reported last Saturday which
12 is revealed by /bin/cp if you have >= coreutils-8.10
13 installed.
14 Only the 2.6.38 kernel (from today) has fixed this for btrfs
15 but AFAIK not for ext4, yet.
16
17 Helmut.
18
19
20 --
21 Helmut Jarausch
22 Lehrstuhl fuer Numerische Mathematik
23 RWTH - Aachen University
24 D 52056 Aachen, Germany