This is what happens on the tinderbox; please note that yamato.home.flameeyes.eu is an IPv6-only hostname, and that there is _no_ DNS set on the system at all (and no IPv4 connectivity to the outside). tinderbox ~ # emerge --sync Notice: [Errno -3] Temporary failure in name resolution >>> Starting rsync with rsync://yamato.home.flameeyes.eu/gentoo-portage... >>> Checking server timestamp ... receiving incremental file list timestamp.chk Number of files: 1 Number of files transferred: 1 Total file size: 32 bytes Total transferred file size: 32 bytes Literal data: 32 bytes Matched data: 0 bytes File list size: 27 File list generation time: 0.001 seconds File list transfer time: 0.000 seconds Total bytes sent: 98 Total bytes received: 134 sent 98 bytes received 134 bytes 464.00 bytes/sec total size is 32 speedup is 0.14 >>> >>> Timestamps on the server and in the local repository are the same. >>> Cancelling all further sync action. You are already up to date. >>> >>> In order to force sync, remove '/var/cache/portage/tree/metadata/timestamp.chk'. >>>