[Openstack] [xs-devel] Delete the imported VM image to release space -- Sisu

严超 yanchao727 at gmail.com
Mon Jun 16 23:09:15 UTC 2014


You can try to check which folder is full by:
stack at DevStackOSDomU:~$ sudo du -sh /opt/stack/data
If /opt/stack/data is very large, there may be some os images in it .

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2014-06-16 23:35 GMT+08:00 Sisu Xi <xisisu at gmail.com>:

> Hi, Bob:
>
> But when I port image into nova, I need to get it into DevStackOSDomU,
> right?
>
> I just don't know why the disk is full. Here is the process:
> 1. port self-build image using glance image-create;
> 2. shutdown machine
> 3. boot machine up, the disk space is gone, and I don't know how to free
> it.
>
> Thanks.
>
> Sisu
>
>
>
>
>
> On Mon, Jun 16, 2014 at 4:43 AM, Bob Ball <bob.ball at citrix.com> wrote:
>
>>  Nothing should be downloading files to DevStackOSDomU; they get
>> downloaded straight into dom0 when you create an image.
>>
>>
>>
>> Why do you think the missing disk space is related to mysql, or to /var?
>>
>>
>>
>> Bob
>>
>>
>>
>> *From:* xs-devel-request at lists.xenserver.org [mailto:
>> xs-devel-request at lists.xenserver.org] *On Behalf Of *Sisu Xi
>> *Sent:* 14 June 2014 23:19
>> *To:* xs-devel at lists.xenserver.org; openstack at lists.openstack.org
>> *Subject:* [xs-devel] Delete the imported VM image to release space --
>> Sisu
>>
>>
>>
>> Hi, all:
>>
>>
>>
>> I am using OpenStack with XenServer. I am using a pre-build image found
>> in:
>>
>> http://downloads.vmd.citrix.com/OpenStack/
>>
>> The image file is devstack-havana.xva.
>>
>>
>>
>> This image has a disk size of 40G, I tried to import a self-build 15G
>> image, it worked just fine.
>>
>>
>>
>> When I reboot the machine, the previously imported 15G image is gone
>> (which is expected).
>>
>> stack at DevStackOSDomU:~$ glance image-list
>>
>>
>> +--------------------------------------+---------------------------------+-------------+------------------+----------+--------+
>>
>> | ID                                   | Name
>>  | Disk Format | Container Format | Size     | Status |
>>
>>
>> +--------------------------------------+---------------------------------+-------------+------------------+----------+--------+
>>
>> | 22bcc4ed-c412-495d-995c-bdfc571e0991 | cirros-0.3.0-x86_64-disk
>>  | vhd         | ovf              | 9220018  | active |
>>
>> | 93aefd5f-3e75-4969-a013-e49e9c85163d | cirros-0.3.1-x86_64-uec
>> | ami         | ami              | 25165824 | active |
>>
>> | 4d63a0d5-91e0-4fcb-944c-9fa25e7549e8 | cirros-0.3.1-x86_64-uec-kernel
>>  | aki         | aki              | 4955792  | active |
>>
>> | d8c961b7-5fe1-4520-8fa3-8bba97729eeb | cirros-0.3.1-x86_64-uec-ramdisk
>> | ari         | ari              | 3714968  | active |
>>
>>
>> +--------------------------------------+---------------------------------+-------------+------------------+----------+--------+
>>
>>
>>
>>
>>
>> However, the disk-space is not released. And I cannot find the previously
>> imported image.
>>
>> ---------result of df-ah---------
>>
>> root at DevStackOSDomU:/var/lib/mysql# df -ah
>>
>> Filesystem      Size  Used Avail Use% Mounted on
>>
>> /dev/xvda1       38G   33G  3.1G  92% /
>>
>> proc               0     0     0    - /proc
>>
>> sysfs              0     0     0    - /sys
>>
>> none               0     0     0    - /sys/fs/fuse/connections
>>
>> none               0     0     0    - /sys/kernel/debug
>>
>> none               0     0     0    - /sys/kernel/security
>>
>> udev            1.5G  4.0K  1.5G   1% /dev
>>
>> devpts             0     0     0    - /dev/pts
>>
>> tmpfs           300M  288K  300M   1% /run
>>
>> none            5.0M     0  5.0M   0% /run/lock
>>
>> none            1.5G     0  1.5G   0% /run/shm
>>
>> none               0     0     0    - /proc/xen
>>
>>
>>
>> I checked the /var/lib/mysql, and also tried to use "du -a /var | sort
>> -n -r | head -n 10" to find the top 10 files, but still cannot find any
>> file larger than 1G.
>>
>>
>>
>> Can anyone help me with this?
>>
>>
>>
>> Thanks very much!
>>
>>
>>
>> Sisu
>>
>>
>>
>>
>>
>> --
>>
>>
>>
>> *Sisu Xi, PhD Candidate*
>>
>>
>> http://www.cse.wustl.edu/~xis/
>> Department of Computer Science and Engineering
>> Campus Box 1045
>> Washington University in St. Louis
>> One Brookings Drive
>> St. Louis, MO 63130
>>
>
>
>
> --
>
>
> *Sisu Xi, PhD Candidate*
>
> http://www.cse.wustl.edu/~xis/
> Department of Computer Science and Engineering
> Campus Box 1045
> Washington University in St. Louis
> One Brookings Drive
> St. Louis, MO 63130
>
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