Re: BTRFS concerns (was: Re: Plan for tomorrow's FESCo meeting (2011-06-01))

2011-06-02 Thread Chris Adams
Once upon a time, Richard W.M. Jones said: > Maybe I'm not understanding your question correctly, but a filesystem > is more general than LVM. You can create directories corresponding to > your current VGs and files for your LVs, with the advantage that you > can nest directories which you can't

Re: BTRFS concerns (was: Re: Plan for tomorrow's FESCo meeting (2011-06-01))

2011-06-02 Thread Richard W.M. Jones
On Thu, Jun 02, 2011 at 12:44:46PM -0500, Chris Adams wrote: > Once upon a time, Josef Bacik said: > > These sort of issues are my priority and I've spent the last 2 months > > specifically working on the kvm performance differences between ext4 > > and btrfs. Now we're not on par with ext4 yet,

Re: BTRFS concerns (was: Re: Plan for tomorrow's FESCo meeting (2011-06-01))

2011-06-02 Thread Chris Adams
Once upon a time, Stephen John Smoogen said: > I wonder if the btrfs solution would be that you would just use raw > partitions and not use btrfs for it. > > eg > /dev/sda1 is /boot > /dev/sda2 is swap > /dev/sda3 is btrfs / > /dev/sda4 is VM-01 > /dev/sda5 is VM-02 That would work, but that los

Re: BTRFS concerns (was: Re: Plan for tomorrow's FESCo meeting (2011-06-01))

2011-06-02 Thread Stephen John Smoogen
On Thu, Jun 2, 2011 at 11:44, Chris Adams wrote: > Once upon a time, Josef Bacik said: >> These sort of issues are my priority and I've spent the last 2 months >> specifically working on the kvm performance differences between ext4 >> and btrfs.  Now we're not on par with ext4 yet, but we aren't

Re: BTRFS concerns (was: Re: Plan for tomorrow's FESCo meeting (2011-06-01))

2011-06-02 Thread Chris Adams
Once upon a time, Josef Bacik said: > These sort of issues are my priority and I've spent the last 2 months > specifically working on the kvm performance differences between ext4 > and btrfs. Now we're not on par with ext4 yet, but we aren't 2-3 > times slower any more, maybe at the most we're 20

Re: BTRFS concerns (was: Re: Plan for tomorrow's FESCo meeting (2011-06-01))

2011-06-02 Thread Josef Bacik
On Thu, Jun 2, 2011 at 11:46 AM, Richard W.M. Jones wrote: > On Wed, Jun 01, 2011 at 04:15:59PM +0100, Peter Robinson wrote: >> I will be unable to attend tomorrow but I have concerns of making btrfs >> default without a well tested fsck. I'm aware one is due soon but I don't >> believe 3-4 months

BTRFS concerns (was: Re: Plan for tomorrow's FESCo meeting (2011-06-01))

2011-06-02 Thread Richard W.M. Jones
On Wed, Jun 01, 2011 at 04:15:59PM +0100, Peter Robinson wrote: > I will be unable to attend tomorrow but I have concerns of making btrfs > default without a well tested fsck. I'm aware one is due soon but I don't > believe 3-4 months is enough time to test it well enough. On 2.6.38.x I > still get