Ok, and what version of glusterfs are you using? -Krutika ----- Original Message -----
> From: "Yannick Perret" <[email protected]> > To: "Krutika Dhananjay" <[email protected]> > Cc: [email protected] > Sent: Thursday, March 3, 2016 7:23:09 PM > Subject: Re: [Gluster-users] Per-client prefered server? > Le 03/03/2016 13:18, Krutika Dhananjay a écrit : > > What does "nearest" storage server mean? Are the clients residing in the > > storage pool too? Or are they external to the cluster? > > They are external. > Nearest means that they are in the same building, linked by the same switch. > Machines in the other building are rooted via some more equipments. > -- > Y. > > -Krutika > > > ----- Original Message ----- > > > > From: "Yannick Perret" <[email protected]> > > > > > > To: [email protected] > > > > > > Sent: Thursday, March 3, 2016 5:38:33 PM > > > > > > Subject: [Gluster-users] Per-client prefered server? > > > > > > Hello, > > > > > > I can't find if it is possible to set a prefered server on a per-client > > > > > > basis for replica volumes, so I ask the question here. > > > > > > The context: we have 2 storage servers, each in one building. We also > > > > > > have several virtual machines on each building, and they can migrate > > > > > > from one building to an other (depending on load, maintenance…). > > > > > > So (for testing at this time) I setup a x2 replica volume, one replica > > > > > > on each storage server of course. As most of our volumes are "many reads > > > > > > - few writes" it would be better for bandwidth that each client uses the > > > > > > "nearest" storage server (local building switch) - for reading, of > > > > > > course. The 2 buildings have a good netlink but we prefer to minimize - > > > > > > when not needed - data transferts beetween them (this link is shared). > > > > > > Can you see a solution for this kind of tuning? As far as I understand > > > > > > geo-replica is not really what I need, no? > > > > > > It exists "cluster.read-subvolume" option of course but we can have > > > > > > clients on both building so a per-volume option is not what we need. An > > > > > > per-client equivalent of this option should be nice. > > > > > > I tested by myself a small patch to perform this - and it seems to work > > > > > > fine as far as I can see - but 1. before continuing in this way I would > > > > > > first check if it exists an other way and 2. I'm not familiar with the > > > > > > whole code so I'm not sure that my tests are in the "state-of-the-art" > > > > > > for glusterfs. > > > > > > Thanks in advance for any help. > > > > > > Regards, > > > > > > -- > > > > > > Y. > > > > > > _______________________________________________ > > > > > > Gluster-users mailing list > > > > > > [email protected] > > > > > > http://www.gluster.org/mailman/listinfo/gluster-users > > >
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