[Openstack] openstack instance does not make use of all of disk space of flavor

sam lee lixq2000 at gmail.com
Mon Sep 16 01:07:05 UTC 2013


@laclasse, @Ritesh, thanks for the help. I will try right now.

@laclasse, I am quite a newbe for openstack, and ubuntu 11.10 is just for
test.


2013/9/16 laclasse <laclasse at gmail.com>

> @sam lee, if I understand properly
> 
>  you are talking about a custom Ubuntu image you created? IIRC all Ubuntu
> provided default images for OpenStack/AWS after 10.04 LTS have this package
> installed (or was it starting at 12.04 LTS? Scott Moser the maintainer of
> the packahe might know more).
>
>
> Also, from your side, I would strongly reconsider and question why you are
> deploying 11.10 Ubuntu, it is not an LTS release (Long Term Support) an it
> is already End of Life (a.k.a not supported anymore, see here:
> https://wiki.ubuntu.com/Releases
> )
> ;
>  you will not get
>  any 
> updated software not mentioning potential security issues.
>
> A quick tip, the Ubuntu releases numbers have a meaning: 11 -> Year of
> release, 10 -> Month of release. So Ubuntu 11.10 was released in October
> 2011, nearly 2 years ago, in the Linux word, it is legacy and the
> equivalent of deploying an old Windows release. If an ISV or an specific
> application forces you to do deploy this version, you should simply push
> back or give further details on the use case to see if the community can
> help you further.
>
> The exact package you need installed in the instance is called "
> cloud-initramfs-growroot
> ", here is its description from the '
> apt-cache show cloud-initramfs-growroot
> ' command:
>
> Package: cloud-initramfs-growroot
> Priority: extra
> Section: universe/admin
> Installed-Size: 48
> Maintainer: Scott Moser <smoser at ubuntu.com>
> Architecture: all
> Source: cloud-initramfs-tools
> Version: 0.19ubuntu1
> Depends: cloud-utils (>= 0.21ubuntu1), initramfs-tools, util-linux (>=
> 2.17.2)
> Filename:
> pool/universe/c/cloud-initramfs-tools/cloud-initramfs-growroot_0.19ubuntu1_all.deb
> Size: 5692
> MD5sum: 98035f2475531eec3b3179aeaa56a1d5
> SHA1: 61a69b041ac8b54153ac6d1c4f9995b5f69b0a65
> SHA256: 4ca1ec553c6a28a6942a13ea6f2c6db9e175449781a009c008191c19684b0d12
> Description-en: automatically resize the root partition on first boot
>  This package adds functionality to an initramfs built by initramfs-tools.
>  When installed, the initramfs will repartition a disk to make the
>  root volume consume all space that follows it.
>   .
>  You most likely do not want this package unless you know what you are
>  doing.  It is primarily interesting in a virtualized environment when
>  a disk can provisioned with a size larger than its original size.
>  In this case, with this package installed, you can automatically use
>  the new space without requiring a reboot to re-read the partition table.
> Homepage: http://launchpad.net/cloud-initramfs-tools
> Description-md5: 2a0d4bed7bada9873cf69d658abe0c23
> Bugs: https://bugs.launchpad.net/ubuntu/+filebug
> Origin: Ubuntu
>
>
> Hope this helps.
>
>
>
> 
>
>
> On Sun, Sep 15, 2013 at 8:09 AM, Ritesh <riteshnanda09 at gmail.com> wrote:
>
>> Hello sorry the spell check made package name changed its initramfs grow
>> root deb package.
>>
>> Sent from my iPad
>>
>> On 15-Sep-2013, at 12:32 PM, Ritesh <riteshnanda09 at gmail.com> wrote:
>>
>> > Hello Sam,
>> >
>> > You need to install intramuscular-grow root deb available in Ubuntu ,
>> which grow your root partition as space available.
>> >
>> > Cheers
>> > Rite an
>> >
>> > Sent from my iPad
>> >
>> > On 15-Sep-2013, at 9:30 AM, sam lee <lixq2000 at gmail.com> wrote:
>> >
>> >> I have created a new instance with Ubuntu 11.10 with 80G disk space,
>> but when I log into the instance and execute "df -h" the space show as
>> attached dfh.png. and the output of "fdisk -l" as fdisk.png.
>> >>
>> >> I want vda taking all of the space and  do two steps as below:
>> >>
>> >> 1. fdisk /dev/vda, and create a extended partit
>> >> 2. mkfs.ext4 /dev/vda1. ==> It will report "/dev/vda is is use"
>> >>
>> >> Is this right? If not, what is the correct way to taking all of the
>> space?
>> >>
>> >> Thanks in advance.
>> >>
>> >>
>> >> <dfh.png>
>> >> <fdisk.png>
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>
>
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