[rds-devel] congestion map updates in case of loopback.

[Andy Grover]

Andy Grover wrote:
> But, can someone tell me why loopback uses IB? The changeset checkin
> comment says it's to test rds and rds-rdma on standalone machines, which
> sounds a little flimsy to me, given the complexity & bugs it's adding.

OK sounds like this enables testing of multiple cluster instances on one
node, which is kinda nice so we want to keep this. I'll look to just not
send congestion updates to the loopback, then.

Regards -- Andy