BTRFS on servers (was Re: Plans for BTRFS in Fedora)

[Josef Bacik]

On Wed, Feb 23, 2011 at 2:42 PM, Jonathan Dieter <jdieter at lesbg.com> wrote:
> On Wed, 2011-02-23 at 14:18 -0500, Josef Bacik wrote:
>> On Wed, Feb 23, 2011 at 2:00 PM, Jonathan Dieter <jdieter at lesbg.com> wrote:
>> > On Wed, 2011-02-23 at 16:19 +0100, Dennis Jacobfeuerborn wrote:
>> >> I'm actually quite interested in btrfs especially for servers because
>> >> of it's features
>> >
>> > For what it's worth, we've been running btrfs on our school fileservers
>> > since September.  After a few teething problems (fixed by
>> > increasing /proc/sys/vm/min_free_kbytes), we've had pretty much zero
>> > trouble.
>> >
>>
>> Wait what?  I know we use lots o ram, but you shouldn't have to bump
>> min_free_kbytes.  What were you seeing?  Thanks,
>
> Sorry, I didn't mean to imply it was btrfs that was causing the problem.
> We got new servers when we did our upgrade and ran into problems with
> the e1000e kernel module being unable to allocate memory even though
> there was loads free.  Bumping up min_free_kbytes fixed it.
>
> See https://bugzilla.redhat.com/show_bug.cgi?id=626851 for more detail.
>

Ah ok, good, nevermind then :),

Joesf