[Linux] Buffer I/O error on device hda1, logical block 0

[Mike Marschall]

1

On Jan 19, 2008, at 8:46 PM, Steven Benmosh wrote:

> I am doing pretty heavy read/write work on my ubuntu box, and I  
> noticed a problem when I tried to delete some directories (rm - 
> rf .../) either as a regular user or as root and got an error saying  
> that it was a read only file system. Checking with ls -a showed the  
> files were rw for the user. So I rebooted, and I am now running into  
> a cyclical problem.
>
> When I run the usual boot, the boot process finds error in the file  
> system and forces a check. At 13.6% (consistently) I am getting I/O  
> problems, followed by the message: Buffer I/O error on device hda1,  
> logical block 0 (or other blocks, around 10 messages and blocks,  
> altogether), followed by the instruction to run fsck manually.
>
> I do, get some 10 error messages about I/O problems (right now I  
> can't even get there, so from memory it had to do with short reads  
> or I/O problem with the nodes). I then have the choice - ignore  
> error (default is y, if I answer n it exits fsck), followed by the  
> option to force rewrite (again, y is the default).
>
> When fsck is done, if I run it again, it does not find any problems.  
> I press Ctrl-D as directed by the OS, it reboots, then finds the  
> same problems and we start again.
>
> So now the questions:
>
> 1. Does that mean that the drive is dying or dead, or is it  
> something that can be fixed.
> 2. If the latter - how do I break the catch 22 and fix it?
> 3. Would running badblocks at any stage of the boot process help me  
> get over the problem?
> 4. Would a simple re-install of ubuntu resolve the issues?
> 5. Could it be a software fault (all these ftp, bit-torrent, http  
> streams going in and out of the system at once)?
>
> Thanks,
>
> Z.
>
> -- 
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