If your Client PC is taking too long to connect with GoToMyPC and you see error message Waiting for the host computer to connect or A connection could not be ...

The SAS System needs more memory. To correct the problem, change swapping to a disk with more free space or delete enough files from the present swap disk to free up at least 20 megabytes of memory.

So I enabled UPNP on my router for Plex and since then I've not had any issues with rtorrent resolving host names. While I suppose it's related I neven needed to have UPNP turned on when I was running ...