On Tue, Oct 18, 2011 at 11:05 AM, Arun Khan <[email protected]> wrote:
>
>> btw, dont think that these issues dont affect hardware raid - they do.
>> its just that the management for these things is slightly more
>> abstracted away and the controllers are better integrated with the disk
>> cages.
>
> About 10 years ago, I had a h/w raid controller go bad (HDDs connected
> via SCSI cable - no HDD bays involved). The replacement card
> recreated the RAID array - lost all data. I did have a back up to
> restore most of the data.
I don't think anything is immune to failure. Another fun case is a
randomly-bad memory bit causing different things to be written to
software raid mirrors. I had one that took 3+ days of running
memtest86 to catch.
--
Les Mikesell
[email protected]
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