[Ci-users] Disk space on ci nodes

Fri Jan 22 15:50:48 UTC 2016
Karanbir Singh <mail-lists at karan.org>

On 22/01/16 15:18, Dusty Mabe wrote:
> On 01/22/2016 05:06 AM, Athmane Madjoudj wrote:
>> Hi Dusty,
>> On Fri, Jan 22, 2016 at 5:18 AM, Dusty Mabe <dusty at dustymabe.com
>> <mailto:dusty at dustymabe.com>> wrote:
>>     Is it possible to get raw block device storage on nodes in the CI?
>>     Right now from what I can tell the nodes come up with LVM set up and
>>     no space free in the volume group. There is a root/home/swap LV and we
>>     can't really reclaim any space because xfs doesn't support shrinking
>>     the FS.
>>     Can we have some free space left in the VG? Is there some other way to
>>     get this to happen?
>> If performance does not impact you tests, you can setup VGs on PVs
>> created from loopback devices (on empty files).
> Yeah, that is what we are doing now. Docker creates it's storage on
> loopback devices by default.

if the larger problem space here is to recreate a cloud like setup (
wherein the image deploys and additional storage is attached in as block
dev's ) - then we do have an openstack cloud coming up in ci.centos.org
( ETA ~ 6 to 8 weeks ).


Karanbir Singh
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