[Gluster-users] Hanging writes after upgrading "clients" to debian squeeze

[Brian Candler]

On Sun, Feb 05, 2012 at 08:02:08PM +0100, Stefan Becker wrote:
>    After the debian upgrade I can
>    still mount my volumes. Reading is fine as well but it hangs on writes.

Could it be that on the post-upgrade machines one brick is reachable but not
the other?  Compare iptables rules between the pre-upgrade and post-upgrade
machines?  Compare tcpdump or ntop between them?