Re: RAID Level 6

[David Brownlee <abs%absd.org@localhost>]

On 17 February 2015 at 18:30, BERTRAND Joël <joel.bertrand%systella.fr@localhost> wrote:
> Greg Oster a écrit :
>
>> On Sat, 14 Feb 2015 18:40:03 +0100
>> BERTRAND Joël <joel.bertrand%systella.fr@localhost> wrote:
>>
>>>         Hello,
>>>
>>>         I've seen that sys/dev/raidframe contains some code for raid
>>> level 6 but I haven't seen any information about raid 6. Is this raid
>>> level usable ?
>>
>>
>> Once upon a time I asked a similar question to the original RAIDframe
>> developers, and IIRC the answer was 'the code is there, and should be
>> mostly working, but hasn't been well tested'.
>>
>> I've not tested it at all either, and at this point would not recommend
>> it for any important data.  (Feel free to experiment with it, and let
>> us/me know the results though!)
>>
>> Later...
>>
>> Greg Oster
>>
>
>         Strange. Raid level 5 is now obsolete and should be replaced by
> level 6. NetBSD should provide level 6 in raidframe...

Sounds like an excellent project for an interested party to work
through the RAID6 support in RAIDframe (or even work on the NetBSD ZFS
port :)