Connectivity to UCSD and SDSC networks from the outside internet has been intermittently unavailable today, 23 August 2015. UCSD network engineers are working to resolve the issues. Additional information will also be available at http://status.ucsd.edu.
Category Archive: Completed Events
Completed Events
SDSC Outage Notification – Datacenter and building networking – 13:00-13:01, 18 Aug 2015
During a routine hardware swap on one side of a redundant networking switch pair, the network became unresponsive for approximately 60 seconds. The outage has cleared however some connections into or out of the datacenter may have been affected. If you continue to see any networking issues, please contact Datacenter Operations or your designated service …
SDSC Outage Notification – UNIX reference systems / cavern NFS – 01:15, 16 Aug 2015
At 01:15 on 16 August 2015, the cavern NFS filesystem reported problems. Engineers are working to restore service.
SDSC Emergency Maintenance – cavern NFS – 18:00, 29 July 2015
At 18:00 tonight, 29 July 2015, SDSC engineers will reboot the cavern NFS storage. We have made changes to the ZFS memory utilization in an attempt to curb the out of memory errors seen recently.
SDSC Outage Notification – cavern UNIX NFS / UNIX reference systems – 00:24, 29 July 2015
SDSC continues to experience frequent problems with the ‘cavern’ NFS services. Last night the service failed at approximately 00:24 and was recovered at 06:30.
SDSC Outage Notification – cavern UNIX NFS / UNIX reference systems – 11:09, 28 July 2015
Update, 13:12, 28 July 2015: The ‘cavern’ fileserver was frozen. System engineers performed a reboot and service was restored at 11:32. We are investigating the cause of the outages. At approximately 1109 the reference systems relying upon ‘cavern’ NFS have frozen. System engineers are investigating the outage and we will post updates here.
SDSC Outage Notification – cavern UNIX NFS / UNIX reference systems – 13:40, 23 July 2015
Update, 14:08, 23 July 2015: The ‘cavern’ fileserver was frozen. System engineers performed a reboot and service has been restored at 14:07. We will continue to monitor for any remaining service outages At approximately 13:40 the reference systems relying upon ‘cavern’ NFS have frozen. System engineers are investigating the outage and we will post updates …
SDSC Outage Notification -Project Storage, 21 July 2015
The scheduled maintenance to upgrade ps-c12 project storage nodes to Centos 7 has been completed. We apologize that the outage went longer than the scheduled 1800-2100 window on 21 July 2015. The primary node had errors which required contacting vendor support. After discussion with support engineers we successfully brought the array online at 0831 on …
Unexpected Managed Windows VM outage today [12:00pm]
Dear Colleagues, Due to an operator error with our patch management system, your windows based server may have quickly rebooted around 12:00 – 1:00pm today. We sincerely apologize for any inconvenience or service interruption this may have caused and will take necessary steps to ensure that it will not happen again in the future. …
SDSC Planned Maintenance – 16 June 2015 – 17:00-23:00 – Windows, Solaris, Linux, NFS
Title: SDSC Planned Maintenance – 16 June 2015 – 17:00-23:00 – Windows, Solaris, Linux, NFSDescription: – “cavern” NFS file sharing unavailable during fileserver reboot – NFS file sharing from some project storage nodes – SDSC e-mail temporarily delayed (UCSD Exchange service will not be affected) – hosted web servers briefly unavailable – virtualized hosts pause …