Re: Change partition numbering

[Rodolfo Medina <rodolfo.medina@gmail.com>]

Kruppt <krupptus@fastmail.fm> writes:

> On 2015-04-18, Rodolfo Medina <rodolfo.medina@gmail.com> wrote:
>>
>> After resizing a partition on my hard disk, 
>> partition numbering changed and now
>> number 7 comes before and number 6 comes after:
>>
>> Model: ATA SAMSUNG MP0402H (scsi)
>> Disk /dev/sda: 40.1GB
>> Sector size (logical/physical): 512B/512B
>> Partition Table: msdos
>> Disk Flags: 
>>
>> Number  Start   End     Size    Type      File system     Flags
>>  1      32.3kB  8390MB  8390MB  primary   fat32           boot
>>  2      8390MB  40.1GB  31.7GB  extended                  lba
>>  5      8390MB  9434MB  1045MB  logical   linux-swap(v1)
>>  7      9434MB  26.2GB  16.8GB  logical   ext3
>>  6      26.2GB  40.1GB  13.8GB  logical   ext3
>>
>> Is it possible, and how?, to correct that and change back 7 with 6?
>> Googling around found no solution.
>>
>> Thanks for any help,
>>
>> Rodolfo
>>
>>
>
> Yes it is possible with GNU Linux fdisk in expert mode.
>
> Boot systemrescuecd (CD/USB) or GNU/Linux LiveCD
> that has a recent version of GNU linux fdisk binary available.
> run fdisk -l from root term or console
> to determine proper drive dev location.
> Then run for instance, if the drive shows to be
> /dev/sda as determined via the output of fdisk -l.
> Run fdisk as below:
> fdisk /dev/sda
> Then at the fdisk prompt type:
> x
> now you should be in expert mode and at the expert mode prompt.
> type:
> f
> at the expert mode prompt. If all went right it will realign
> partition order. When you are really sure you have done this 
> all properly, you would then type:
> w
> at the fdisk prompt and changes will be written to disk.

I solved it the other way I described in early posts of the present thread, but
the one you suggest sounds even better.

Thanks,

Rodolfo