[Klug-general] Software Vs Hardware Raid

[Karl Lattimer]

On Fri, 4 Jul 2008 07:38:46 +0100, "Peter Childs" <peterachilds at gmail.com>
wrote:
> 2008/7/3 Martin A. Brooks <martin at antibodymx.net>:
>> J D Freeman wrote:
>>>
>>> These days linux software raid is your best option.
>>
>> I respectfully disagree. Software RAID stops working when your OS does,
>> decent hardware RAID doesn't.
>>
>>
> 
> How do you work that one out?
> 
> Hardware Raid talks to your OS, If the OS stops working so does the
> Hardware Raid, Your disks may still be running but if your OS is broke
> you can't get at it so whats the point.

In my experience hardware raid doesn't talk to the OS at all, it's
generally presented as a single disk. That's why its hardware raid.


> You are not tied into the wims of one hardware Raid Manufacture.
> Software raid will work with any version of Linux, controller and any
> disk you just plug and go.

Exactly what I would have said, software raid can work all over, as long as
you have a kernel that supports it :)

BR,
 K