http://blog.360.yahoo.com/y_groups_team?p=561
Yahoo! Groups Mail Delivery Issues, January 25 Due to a database-related issue earlier today, we are experiencing a Groups email backlog. Delivery of messages posted between 7 a.m. and 4 p.m. (Pacific time) today, January 25, may be delayed several hours. Messages posted now are being processed through our backup mail servers, so they will be delivered immediately. While our primary servers catch up, Groups users may see messages that were posted earlier today delivered out of order. We apologize for the inconvenience this may cause you and your group members. The Yahoo! Groups Team UPDATE: Due to the large volume of backlogged messages, many groups are still experiencing delays in delivery. We are monitoring the situation and will keep you updated. Tags: yg-alerts <http://blog.360.yahoo.com/y_groups_team?tag=yg-alerts> , groups <http://blog.360.yahoo.com/y_groups_team?tag=groups> Thursday January 25, 2007 - 04:43pm (PST)

