[DRBD-user] DRBD + ZFS

Noah Mehl noah at tritonlimited.com
Fri Nov 4 22:13:52 CET 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


Nick,

To be clear, if you're referring to zfs on linux as premature, then yes, I would agree.  If you're saying that zfs is  premature on solaris, or even freebsd, you would probably be very mistaken.  Either way, this isn't about drbd…

~Noah

On Nov 4, 2011, at 4:15 PM, Nick Khamis wrote:

> For a premature filesystem with a lot more potential, I would go ceph....
> 
> Nick.
> 
> On Fri, Nov 4, 2011 at 3:54 PM, Tobias Verbeke <tobias.verbeke at gmail.com> wrote:
>> Hi Noah,
>> 
>> On 11/04/2011 06:41 PM, Noah Mehl wrote:
>> 
>>> Yes, theoretically, you could use drbd as primary/secondary as backing for
>>> ZFS.  But I would caution you against using ZFS on linux.  THIS IS NOT
>>> MATURE, and the people who made it usable haven't worked on it since April.
>>>  So, it doesn't look like it's actively supported.  I would NEVER use this
>>> on a production system.  Instead consider using OpenIndiana and ZFS send and
>>> receive instead.
>> 
>> Many thanks for your insights. I saw some commit history at
>> 
>> https://github.com/zfsonlinux/zfs
>> 
>> but must admit I already experienced some surprising behaviour,
>> so thanks again for sharing your assessment!
>> 
>> Would ZFS send and receive be sufficient to take one system down
>> for maintenance while the other 'automagically' takes over serving
>> NFS or would that require some extra tools that come with OpenIndiana ?
>> 
>> Best,
>> Tobias
>> 
>>> On Nov 4, 2011, at 1:31 PM, Tobias Verbeke wrote:
>>> 
>>>> Dear list,
>>>> 
>>>> We currently set up a storage server,
>>>> using Ubuntu + ZFS kernel module and
>>>> serve filesystems using NFS.
>>>> 
>>>> Would DRBD be a solution to mirror this
>>>> system and move towards a high-availability
>>>> setup for storage or would I need to
>>>> sacrifice ZFS ?
>>>> 
>>>> Many thanks in advance for any pointer.
>>>> 
>>>> Best,
>>>> Tobias
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>>> 
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