Resizing
Stephen
stephen_o at rogers.com
Mon Mar 12 10:18:29 UTC 2012
On 11/03/2012 1:41 AM, Nils Kassube wrote:
> Stephen wrote:
>> On 10/03/2012 4:33 PM, Nils Kassube wrote:
>>> Stephen wrote:
>>>> Hello I'm using Ubuntu 10, 11. I originally set it up in a 40gb
>>>> partition on a windows xp drive. I wanted to give more space to
>>>> the ubuntu partition.
>>>> I shrunk the windows partition by 30 gig, and tried to make the
>>>> linux partition larger but it wouldn't let me because I couldn't
>>>> unmount the partition.
>>>> So I booted from a live disk and started gparted. All I could do
>>>> was shrink the linux partition it wouldn't let me make it larger.
>>> Can you post the output of the command
>>>
>>> sudo fdisk -l
>>>
>>> in a terminal? That might help us determine the reason for the
>>> problem.
>> Here is the read out from sudo -l
>> Device Boot Start End Blocks Id System
>> /dev/sda1 * 63 892377087 446188512+ 7 HPFS/NTFS/exFAT
>> /dev/sda2 892379134 976768064 42194465+ 5 Extended
> As we can see from the last two lines above, there is only a minimal gap
> between the start of sda2 and the end of sda1. How did you shrink the
> Windows partition? IIRC, Windows XP doesn't come with tools to resize
> partitions. Maybe your tool reduced the file system size and didn't
> write the new size to the partition table.
>
>> /dev/sda5 973217763 976768064 1775151 82 Linux swap / Solaris
>> /dev/sda6 892379136 969025535 38323200 83 Linux
>> /dev/sda7 969027584 973215743 2094080 82 Linux swap / Solaris
>>
>> I tried again to enlarge the dev/sda2. Which seems to be a container
>> for all the linux partitions.
> Yes, the extended partition is indeed a container for the logical
> partitions from sda5 upwards.
>
>> It wouldn't give me the option to
>> re-size it. I tried again to enlarge the dev/sda6 which is EXT4
>> format.
> Well, I think the 2047 block gap (~1MB) is left from cylinder boundaries
> and gparted usually wouldn't let you use that gap. As long as the new
> size of the Windows partition isn't written to the partition table, you
> can't enlarge anything.
>
>
> Nils
>
The first time I resized the partitions windows used chkdsk and resized
the partition after I signed back into windows. Here is the new readout.
Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x54ca54ca
Device Boot Start End Blocks Id System
/dev/sda1 * 63 838836223 419418080+ 7 HPFS/NTFS/exFAT
/dev/sda2 892379134 976768064 42194465+ 5 Extended
/dev/sda5 973217763 976768064 1775151 82 Linux swap / Solaris
/dev/sda6 892379136 969025535 38323200 83 Linux
/dev/sda7 969027584 973215743 2094080 82 Linux swap / Solaris
Partition table entries are not in disk order
Disk /dev/sdb: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000aa6b3
Device Boot Start End Blocks Id System
/dev/sdb1 63 976768064 488384001 7 HPFS/NTFS/exFAT
Thank you;
Stephen Oulton
<stephen_o at rogers.com>
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