[linux-lvm] How to implement live migration of VMs in thinlv after using lvmlockd

Zhiyong Ye yezhiyong at bytedance.com
Wed Nov 2 09:18:14 UTC 2022

Hi Demi,

Thank you for your reply!

Using thin provisioning on the storage server (SAN) side would make the 
problem much easier, but my scenario is to support different types of 
SAN, which means that the SAN may not support this feature.

在 11/2/22 2:15 AM, Demi Marie Obenour 写道:
> On Tue, Nov 01, 2022 at 12:57:56PM -0500, David Teigland wrote:
>> On Wed, Nov 02, 2022 at 01:02:27AM +0800, Zhiyong Ye wrote:
>>> Hi Dave,
>>> Thank you for your reply!
>>> Does this mean that there is no way to live migrate VMs when using lvmlockd?
>> You could by using linear LVs, ovirt does this using sanlock directly,
>> since lvmlockd arrived later.
> Another approach would be to use thin provisioning on the SAN instead of
> at the LVM level.

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