Re: Filesystem repair and Data Recovery

[Vladimir Saveliev <vs@namesys.com>]

Hello

On Sun, 2005-07-03 at 18:35, Flora Dru wrote:
> Hi
> > 
> > Lets try to find whether there is anything on /dev/sdc1 which looks like
> > reiserfs. 
> > 
> > Please compile the attached program 
> > make myscan 
> > 
> > and run it
> > ./myscan /dev/sdc1
> 
> it returns  -- failed to read block 16394634 
> 

~67gb? You said earlier about 27gb.
What does 'fdisk -l /dev/sdc' say?

Am I correct that there were no lines like 'block 34640 is reiserfs
leaf'?


> 
> > This program will look for reiserfs formatted nodes reiserfsck can try
> > to re-build filesystem of.
> > If you see a lot of lines like:
> > block 34640 is reiserfs leaf
> > block 34654 is reiserfs leaf
> > block 34672 is reiserfs leaf 
> > 
> > then you should make a copy of /dev/sdc1 and do:
> > reiserfsck --rebuild-sb /dev/copy
> > reiserfsck --rebuild-tree /dev/copy 
> > 
> > 
> > Please also try this program on a backup you made over ssh and let us
> > know the result.
> 
> failed to read block 8942372 
> 
> >> 
> >> Mount returns
> >> /dev/sda1 on / type reiserfs (rw)
> >> proc on /proc type proc (rw)
> >> devpts on /dev/pts type devpts (rw,mode=0620,gid=5)
> >> /dev/sda2 on /boot type reiserfs (rw)
> >> /dev/sda9 on /data type reiserfs (rw)
> >> /dev/sda8 on /opt type reiserfs (rw)
> >> /dev/sda6 on /usr type reiserfs (rw)
> >> /dev/sda7 on /var type reiserfs (rw)
> >> shmfs on /dev/shm type shm (rw)
> >> /dev/sdc1 on /mnt type ext2 (rw)  
> >> 
> > 
> > If you are sure that /dev/sdc1 is reiserfs, you should have umounted it
> > already. 
> > 
> I mounted before i checked this. 
> 
> regards
> Florence 
> 
>