Re: Linear RAID Failure

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On Wednesday April 28, mislam@uiuc.edu wrote:
> 
> Error reading block 175767553 (Attempt to read block from filesystem 
> resulted in short read) while reading inode and block bitmaps.  Ignore 
> error? yes
...
> 
> What should I do at this point?
> 
> I have the data backed up from yesterday. Should I replace the hdk and 
> hdl? Can I just do a remove from the linear raid and add the new disks? 
> Or I need to recreate the array.

It certainly appears that hdk and hdl are bad.  I suggest replacing
them.
You cannot just remove drives and add others.  That only works for
arrays that have redundancy, such as raid1, raid5, or raid6.
Linear is just like a single driver, only bigger.  If it fails you
have to restore from backups.

NeilBrown
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