[Lustre-discuss] filesystem corruption

[Peter Kjellstrom]

On Thursday 03 September 2009, 恩强周 wrote:
> hi all，
>
> I have lustre  corrupted when a OSS powered off by ipmi accidentally. I get
> followling messages after that OSS restart.
...
> Our OSS server is running lustre-1.8.0,equipped with areca RAID adapter
> with write cache enabled.

Drive write-back cache is dangerous, controller write-back cache is dangerous 
if you don't have a battery backup unit on the card. Which group are you in?

Either way the next step is probably fsck while keeping your fingers crossed.

/Peter

> I have a worry about data on lustre  maybe lost. 
> And waht's the cause of such a problem?How can I fixed it?
>
> Thanks in advance!
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