Plans for BTRFS in Fedora

Josef Bacik josef at toxicpanda.com
Wed Feb 23 01:26:19 UTC 2011


2011/2/22 Jóhann B. <johannbg at gmail.com>:
> On Tue, 2011-02-22 at 14:51 -0500, Josef Bacik wrote:
>> So what are your thoughts?  Thanks,
>
> Will there be any performance penalties making this move?
>

Who knows, thats what testing is for :).  There are some things that
suck with BTRFS, but so it goes with filesystems.

> I ran it on my workstation when F13 came out with updates+snapshots and while updating my desktop responsiveness was well not so good.
>
> Novice end users tools ( GUI ) and policy to clean those snapshots and perhaps storing those snapshots in it's own directory and or partition rather than directly on / need be in place before we implement this as an default.
>

They would be helpful, but not necessary.

> I suggest people try it during the F15 atleast those that are considering as an default to catch any potential usability issues it did not eat any babes from me when I ran it.
>
> I think we should also ask ourselves these questions..
>
> What benefit will this switch bring to the novice desktop end users?
>

Various things, better data integrity to start with, and if you
install the yum-fs-snapshot you have the ability to rollback easily.

> Will the novice desktop end user ever take advantages of any of the features that btrfs brings?
>

At the very least you get better data integrity via our checksumming
and duplicate metadata on single spindle fs's.  Thanks,

Josef


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