[RESOLVED 9:20 AM PDT, 03 December 2013] Rolling restarts for the main Second Life server channel are now complete.
[Posted 7:11 PM PST, 02 December 2013] We will be performing rolling restarts for regions on the main Second Life server channel on Tuesday, December 3rd, beginning at approximately 5:00AM PST. Please refrain from rezzing no copy objects, making inworld L$ transactions and remember to save all builds.
Source: http://status.secondlifegrid.net