[Gluster-devel] Client side afr versus server side, doing a self-heal

[Anand Avati]

2008/5/1 Brandon Lamb <brandonlamb at gmail.com>:

> Would I be correct in this thinking?
>
> 2 servers as data nodes, multiple clients doing afr client side. This
> is a new setup where server1 has 100 gigs of data and server2 has
> empty directory.
>
> So by doing afr client side, does the client have to read and transfer
> data FROM server1, and then copy it to server2? Would doing server
> side afr be faster for this process? Or does server1 magically know to
> send the file directly to server2? Im assuming no, because from my
> understanding server1 and server2 dont even know about each other as
> its the client doing the afr?
>
> I guess there are multiple ways to get your initial setup, set up as
> well? What would you recommend in a situation like this? Setup server
> side afr at first to get the data to server2 then take down the
> cluster and set it up as client side afr once all the data is copied?
> Or just go with the data having to be copied over the network twice
> (if this is how it works)
>

One easy way is to have one of the servers have a mount point (client) and
convert the network traffic to loopback traffic (i.e., if you absolutely do
not want to change the client spec file temporarily)

avati