[Chugalug] btrfs experiences?

William Roush william.roush at roushtech.net
Mon Mar 17 14:22:17 UTC 2014


Err and I guess you could technically migrate between physical disks 
using some terrible block device trickery, sparse files and whatnot on 
ZFS...

:\ I may have done that before.

William Roush
william.roush at roushtech.net
423-463-0592

http://www.roushtech.net/blog/


On 3/17/2014 10:19 AM, William Roush wrote:
> Well lets be honest, that has nothing to do with MD and entirely to do 
> with LVM...
>
> Which you can throw LVM on a zvol if you wanted to have those features 
> while retaining the robustness of ZFS.
>
>
> For me my biggest gripe with ZFS is that it isn't cluster aware. Would 
> make workplace implementations of HA ZFS much more straight forward 
> and affordable.
>
> William Roush
> william.roush at roushtech.net
> 423-463-0592
>
> http://www.roushtech.net/blog/
>
>
> On 3/17/2014 10:16 AM, flushy at flushy.net wrote:
>> Quoting "Alex Smith (K4RNT)" <shadowhunter at gmail.com>:
>>
>>> ZFS allows you to add disks on the fly, and RAID-Z removes the 
>>> requirement
>>> of striping in new drives. I haven't used it in a large enough 
>>> environment
>>
>> My biggest issue with ZFS is the inability to shrink volumes or 
>> migrate physical disks on the fly.
>>
>> I can do both with MD+lvm2
>>
>> --b
>>
>>
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