btrfs plans for 15.10/16.04?

Colin Ian King colin.king at canonical.com
Wed Apr 22 14:54:15 UTC 2015


On 22/04/15 15:47, Bryan Quigley wrote:
>>> So on Suse, btrfs is used for rootfs but not user storage (e.g. /home is
>>> on xfs). I see that attractive, as /usr is mostly read-only and only updated
>>> with controlled tools.
> 
> So what would you propose for Ubuntu?  Our default install doesn't
> break things up like that.  Perhaps just for Ubuntu core?
> 
>> Is it really ready yet? For example, CoreOS reported having issues and
>> switched away in December/January:
> 
>> https://groups.google.com/forum/m/#!topic/coreos-dev/NDEOXchAbuU
> 
> That's what the previous UDS sessions discussed.  AFAICT from that
> list the btrfs devs have fixed the issues identified.   I just
> recovered from a power off btrfs bug myself, so I'm very happy to hear
> they have a better test setup to reproduce those issues.
> 
> Thanks,
> Bryan
> 
After a lot of thorough testing over the past several months, I still
deem btrfs as experimental quality. There are still issues that can't be
easily recovered from, so personally, I don't recommended it quite yet
for a default filesystem.

Colin




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