using the support option in dreamhost, I've verrified that my sites are down. Just got this in the email (after using that feature to get email updates).
The server is unresponsive, we are rebooting it now..
(2006-01-10 11:46:54 PDT, 0 secs ago)
Outage verified: We are actively looking into resolving it.
(2006-01-10 11:21:13 PDT, 25 mins 41 secs ago)
Outage first reported.
(2006-01-10 11:17:11 PDT, 29 mins 43 secs ago)