[Beowulf] ZFS for HPC

Skylar Thompson skylar.thompson at gmail.com
Sun Dec 22 18:30:33 PST 2013


On 12/22/2013 4:14 PM, Christopher Samuel wrote:
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> Hi Andrew,
>
> On 26/11/13 23:10, Andrew Holway wrote:
>
>> Does checksumming save our data?
> Well that will depend on whether your setup is to just detect
> corruption, or be able to correct it too.
>

The one time we actually had corruption on-disk, ZFS was nice enough to 
tell us exactly which files were corrupted. This made it really easy to 
recover files from backups from before the corruption took place.

Skylar



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