[Asterisk-Users] Asterisk and software Raid

[Greg Boehnlein]

On Sat, 21 Aug 2004, Lyle Giese wrote:

> I used software raids and want to get away from them.  I really really 
> like Microlite's BackupEdge tape backup software.  BackupEdge does not 
> work with a software raid, only a hardware raid.
> 
> The second kicker was that the Promise (or any other) hardware IDE raids 
> are considered software raid to the Kernel.  And are NOT supported with 
> the new 2.6.x Kernels...

This is NOT generally true. Many of the embedded Promise controllers, 
built into the motherboards, are detected as separate devices.

> My experience with IDE in raid arrays is less than stellar and will be 
> trashing them as I rebuild servers.  I have had several instances where 
> one drive fails and the entire array falls over as the kernel struggles 
> to recover from the loss of a drive or the error messages.  I have seen 
> this with Linux generated arrays and with the Promise IDE raid cards.  
> Besides the performance of the Promise parallel IDE raid sucks big time.

Well, the Promise cards suck in general. That's not Linux's fault! :)

> With the excellent tape software above, I don't think I really need 
> them anyway.  BackupEdge will generate a bootable CD-Rom that will 
> install your last backup on bare metal after a major malfunction.

Here is another vote for MicroLit's Backup Edge.

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