GLB is a TCP load balancer similar to Pen. Itlacks most of advanced Pen features, as the aimwas to make a user-space TCP proxy which is asfast as possible. It can utilize multiple CPUcores. A list of destinations can be configured atruntime. Destination "draining" is supported. Itfeatures weight-based connection balancing (whichbecomes round-robin if weights are equal).
