[nSLUG] e2fsck and "System Maintainance Mode" (Help?)

Douglas Guptill dguptill at accesswave.ca
Fri Nov 10 18:17:19 AST 2017


Hello Mike:

On Fri, Nov 10, 2017 at 04:41:48PM -0400, Mike Spencer wrote:
> 
> 
> Question first, additional background below:
> 
> When fsck offers to go into "System Maintance Mode" at boot time after
> finding a HD problem on hda4, mount reports that hda4 is
> 
>               /dev/hda4 on / type ext2 (rw)
> 
> fsck also suggests trying "e2fsck -v -y /dev/hda4".
> 
> But man fsck says it's dangerous to use fsck on a mounted file system.
> 
> Is "System Maintainance Mode" special in some way?

Yes.  The boot is not complete.

> The last time I hit this, IIRC, I typed the command suggested and all
> was well *except* that the contents of my home directory had vanished!
> (Yes, I had a backup and do now but I'd like to do the right thing if
> possible.)
> 
> Unsure what to do. Suggestions?

I would try booting from a different system (live CD, rescue disk,
i.e. NOT the system on /dev/hda4.  Then try the fsck command.

HTH,
Douglas.


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