Chad, I was able to reproduce this on 1.0.7+r277-14~natty1 - simply delete the machine via ubuntuone control panel, restart desktopcouch and see it using all the CPU.
Nothing is written in desktopcouch-replication logs during this misbehavior. DEBUG:replication:Looking up prefix for service 'ubuntuone' INFO:root:get_oauth_data: asking for credentials to Ubuntu SSO. App name: Ubuntu One INFO:root:Got credentials from Ubuntu SSO. Non emtpy credentials? False DEBUG:replication:Looking up prefix for service 'ubuntuone' ERROR:root:Could not get access token from sso. Traceback (most recent call last): File "/usr/lib/pymodules/python2.7/desktopcouch/application/replication_services/ubuntuone.py", line 103, in __str__ consumer = oauth.OAuthConsumer(oauth_data['consumer_key'], KeyError: 'consumer_key' replication 2011-07-19 15:37:59,187 - Could not get access token from sso. Traceback (most recent call last): File "/usr/lib/pymodules/python2.7/desktopcouch/application/replication_services/ubuntuone.py", line 103, in __str__ consumer = oauth.OAuthConsumer(oauth_data['consumer_key'], KeyError: 'consumer_key' WARNING:replication:Can't reach service ubuntuone. No access token. replication 2011-07-19 15:37:59,188 - Can't reach service ubuntuone. No access token. DEBUG:replication:finished replicating DEBUG:root:starting replicator main loop ** Changed in: desktopcouch (Ubuntu) Status: Incomplete => Confirmed ** Changed in: desktopcouch (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/774295 Title: desktopcouch-service hangs up CPU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/desktopcouch/+bug/774295/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs