Date: Sun, 28 Jun 2009 17:25:42 +0400 From: Aisaka Taiga <spambox@haruhiism.net> To: Ivan Voras <ivoras@freebsd.org> Cc: freebsd-geom@freebsd.org, Marcel Moolenaar <xcllnt@mac.com>, freebsd-questions@freebsd.org, freebsd-current@freebsd.org Subject: Re: gmirror gm0 destroyed on shutdown; GPT corrupt Message-ID: <4A476F56.2030504@haruhiism.net> In-Reply-To: <9bbcef730906280551r26e30b61oc84acdd02d94743e@mail.gmail.com> References: <20090625110253.GA31443@mech-cluster238.men.bris.ac.uk> <10FCC74D-6D46-4112-AD89-BBB4C5933957@mac.com> <h24v15$70v$1@ger.gmane.org> <2FFFB36F-EFA3-4D92-98A3-692BA2D6F63E@mac.com> <9bbcef730906280551r26e30b61oc84acdd02d94743e@mail.gmail.com>
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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 KREI-RIPE
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