gmirror gm0 destroyed on shutdown; GPT corrupt

Aisaka Taiga spambox at
Sun Jun 28 13:43:52 UTC 2009

Ivan Voras wrote:
> Yes, it would be cleaner to implement but it would also make the
> mirrored devices unbootable.
> But maybe the class of users needing the functionality is smaller now.
Most dedicated server providers can't afford to use hardware RAID 
systems because that would drastically increase the price of a single 
system; yet many customers want mirroring.
> Looks too complicated and fragile. Maybe there's a need for
> metadata-less automatic mirrors in some way, by storing the
> configuration somewhere else, possibly in /etc.
This might be dangerous in some cases. Imagine booting with two drives 
swapped; such a configuration might lead to data corruption on a volume 
which was enumerated incorrectly or swapped.

Kamigishi Rei

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