[one-users] Opennebula storage question

Roberto Sassu roberto.sassu at polito.it
Fri Jan 7 14:47:12 PST 2011


Hi all

i built a cloud for testing purposes using the following
drivers:
- information driver: kvm
- virtualization driver: kvm
- transfer manager driver: lvm.

I want to use the OCCI API for the management and
i followed the guide from the Opennebula main site.
I have some questions about the storage management.
First, even if the transfer manager driver is LVM, the
uploaded image is placed in a file in the directory
/srv/cloud/one/var/images (self contained installation).
Does it is possible to store uploaded images directly
in a LVM logical volume?
Last question, when a virtual machine is created,
the size parameter is not passed to the tm_clone.sh
script, that is unable to create a logical volume of
the proper length. How to fix this?
However the size parameter may be not required if
uploaded images are stored directly in a LVM logical
volume, because, in this case, tm_clone.sh will create
a snapshot.
Thanks in advance for replies

Roberto Sassu



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