[CentOS] merge an lvm snapshot back

Mon Apr 14 06:54:36 UTC 2008
John R Pierce <pierce at hogranch.com>

Garrick Staples wrote:
> On Sun, Apr 13, 2008 at 11:21:28PM -0600, Joseph L. Casale alleged:
>>> Use rsync to copy the changes to the lv?
>> That would be only be possible if the lv had an fs that rsync and the os under rsync understood:)
>> If these are exported as block devices into xen vm's or as iscsi targets for example it gets trickier.
> rsync doesn't have fs-specific knowledge.  It just reads and writes files.  Put
> another way, what fs does rsync not undestand?

a raw block device, as they said.