Subject: Re: comparing raid-like filesystems
To: NetBSD-current Discussion List <current-users@NetBSD.ORG>
From: Greg 'groggy' Lehey <grog@lemis.com>
List: current-users
Date: 02/01/2003 12:35:45
On Friday, 31 January 2003 at 14:18:12 -0500, Greg A. Woods wrote:
> [ On Friday, January 31, 2003 at 10:32:22 (-0800), Jeremy C. Reed wrote: ]
>> Subject: comparing raid-like filesystems (was Re: Experimental support forATA  "RAID" volumes)
>>
>> On Thu, 30 Jan 2003, Jason R Thorpe wrote:
>>
>>> I would actually prefer to see a much lighter-weight RAID implementation
>>> in NetBSD.
>>
>> Does one exist?
>
> No freely available RAID implementation that is "much lighter-weight"
> than RAIDframe exists, at least not so far as I can discover.

I suppose it depends on what you mean by "lighter-weight".  If you're
talking about CPU load, I don't think that any of the implementations
add much to it.

> There is VINUM, but I think it's even more complex (it does full
> logical volume handling, at least in FreeBSD), and in my experience
> it is quite a bit less robust (slight mis-configurations panic the
> kernel).

There have been problems.  If you know of one that's still there, it
would be nice to hear details.

Greg
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