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Re: [TEKNIK] Raid 5 problem



On Tue, Sep 05, 2006 at 03:22:04PM +0000, Bent Henriksen wrote:
> Hej, Håber der er nogle erfarne, der kan hjælpe mig med følgende:
> 
> For bl.a. at lære noget omkring Linux har jeg lavet en server af nogle 
> gamle stumper. Den kører som filserver og har en software Raid 5 på 4 200 
> GB IDE harddiske - eller rettere 'havde'. Pga af en powersplitter, der 
> ikke var robust fik 2 af harddiskene samtidigt strømudfald og da 
> processoren derefter blev hængende i en IO måtte jeg genstarte serveren. 
> 
> Nu brokker Raid'en (evms'en) sig over, at 2 af harddiskene har invalide 
> superblocks.
> 
> Jeg benyttede i sin tid evms til at installere raid'en og fra 
> evms-engine.log:
> 
> MDRaid5RegMgr: md_analyze_volume: Object hdd is out of date.
> MDRaid5RegMgr: md_analyze_volume: Object hde is out of date.
> 
> Jeg kører Fedora core 4.
> 
> Er der nogen, der ved hvordan man får sin Raid tilbage uden at tabe alt 
> for megen data?
> 

Jooo, men det kræver lidt held. Det lod sig rent faktisk gøre formig for
et halvt år siden. Det kan betale sig at læse vejledningen til "mdadm"
grundigt igennem.

/kallenberg


 
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