[ale] Seagate Hdd Not Lining Up!?

[Marc Ferguson]

On Sun, Jul 12, 2009 at 1:47 AM, JK <jknapka at kneuro.net> wrote:

>
> It looks as if GParted resized the partition, but didn't do anything to
> the filesystem.  They're two different things: a "partition" is a physical
> chunk of disk, whereas a "filesystem" is the meta-data that gets written
> into a partition's iron oxide in order to keep track of which parts of the
> disk platter are actually in use, and for what.  So the filesystem records
> things like, "disk sectors 1 thru 5,000,000 are part of this filesystem",
> and "blocks 1,7, and 8400 belong to file foo.txt".  Changing the size
> of a partition doesn't do anything to the data ON the partition (the
> filesystem); you have to resize the filesystem in order to add the
> extra disk space to it.
>
> -- JK
>
> Marc Ferguson wrote:
> >
> > On Sat, Jul 11, 2009 at 9:28 PM, Michael B. Trausch <mbt at zest.trausch.us
> > <mailto:mbt at zest.trausch.us>> wrote:
> >
> >     On Sat, 11 Jul 2009, Brian Pitts wrote:
> >
> >      > Marc Ferguson wrote:
> >      > > [root at fergatron ~]# fdisk -l /dev/sdb
> >      >>
> >      >> Disk /dev/sdb: 320.0 GB, 320072933376 bytes
> >      >> 255 heads, 63 sectors/track, 38913 cylinders
> >      >> Units = cylinders of 16065 * 512 = 8225280 bytes
> >      >> Disk identifier: 0x0b99f72f
> >      >>
> >      >>    Device Boot      Start         End      Blocks   Id  System
> >      >> /dev/sdb1               1       38913   312568641   83  Linux
> >      >> [root at fergatron ~]#
> >      >>
> >      >> I'm not fully comprehending these outputs. Do they indicate
> >     anything of
> >      >> significance?
> >      >>
> >      >
> >      > That looks like one (roughly) 320 GB partition to me. You could
> >     try to
> >      > grow the filesystem by running the following as root
> >      >
> >      > umount /dev/sdb1
> >      > e2fcsk -f /dev/sdb1
> >      > resize2fs -p /dev/sdb1
> >      > mount /dev/sdb1 /media/backup
> >
> >     If the kernel is recent enough, and the filesystem is extXfs, it
> >     should be
> >     growable online.
> >
> >            --- Mike
> >     _______________________________________________
> >     Ale mailing list
> >     Ale at ale.org <mailto:Ale at ale.org>
> >     http://mail.ale.org/mailman/listinfo/ale
> >
> >
> > Well Brian and Folks, 66GB used and 227.4 GB free. Well done.  I don't
> > understand how simply running a resize program fixed my issue. Should I
> > have not formatted the drive via GParted? Or was there something I
> > should have done in GParted?  Thanks for a little clarification and
> > thanks for helping me expand this drive.
> >
> > The commands worked and I now have
> >
> > [root at fergatron ~]# e2fsck -f /dev/sdb1
> > e2fsck 1.41.4 (27-Jan-2009)
> > Pass 1: Checking inodes, blocks, and sizes
> > Pass 2: Checking directory structure
> > Pass 3: Checking directory connectivity
> > Pass 4: Checking reference counts
> > Pass 5: Checking group summary information
> > DataBackup: 89242/3842048 files (0.5% non-contiguous), 13643580/15360140
> > blocks
> > [root at fergatron ~]# man resize2fs
> > Formatting page, please wait...
> > [root at fergatron ~]# resize2fs -p /dev/sdb1
> > resize2fs 1.41.4 (27-Jan-2009)
> > Resizing the filesystem on /dev/sdb1 to 78142160 (4k) blocks.
> > Begin pass 1 (max = 1916)
> > Extending the inode table     XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
> > The filesystem on /dev/sdb1 is now 78142160 blocks long.
> >
> > [root at fergatron ~]# mount /dev/sdb1 /media/backup
> > [root at fergatron ~]#
> >
> >
> > --
> > Marc F.
> >
> > "When life gives me lemons... I make Linuxaide, hmm good stuff!"
> >
> >
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> >
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>
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Awesome, you folks are  a wealth of knowledge!

-- 
Marc F.

"When life gives me lemons... I make Linuxaide, hmm good stuff!"
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