[Gluster-users] geo-replication and rsync

Venky Shankar yknev.shankar at gmail.com
Mon Jun 4 06:11:28 UTC 2012

The marker translator takes care of the "upward recursive" xtime setxattr
operation whenever a fop triggers a change for file/directory in the
gluster volume.

So, yes; marking is close to real-time.


On Fri, Jun 1, 2012 at 12:57 PM, Gandalf Corvotempesta <
gandalf.corvotempesta at gmail.com> wrote:

> 2012/6/1 Venky Shankar <yknev.shankar at gmail.com>
>> Whenever an entity is the master gluster volume is changed (writes) the
>> marker xlator (feature/marker) updates the xtime extended attribute for
>> that particular file and propagates it up the directory hierarchy. This by
>> looking at the top level directory (xtime-master > xtime-slave) gsyncd
>> knows whether there some change in the tree. Gsyncd then recursively walks
>> the tree (only entering sub-directories that satisfy xtime(M) > xtime(S))
>> to get a list of files that have xtime differences b/w master and slave.
>> Is this in real time?

Astalavista Baby!!!
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