On 08/29/12 6:06 AM, Les Mikesell wrote:
How well do glusterfs or drbd deal with downtime of one of the members? Do they catch up quickly with incremental updates and what kind of impact does that have on performance as it happens? And is either suitable for running over distances where there is some network latency?
the extreme case is when one end fails, and you rebuild it,and have to replicate the whole thing. how long does it take to move 50TB across your LAN ? how fast can your file system write that much ?