Scholar
-
Research Data Depot Security Updates
As of 3:15 pm the maintenance is complete and Research Data Depot is returned to full production. Original message: The storage servers powering the Research Data Depot will undergo maintenance on Thursday, February 26, 2015 from 10:00am - 4:00pm EST...
-
Unscheduled Outage in Math Data Center
Most of the impact of this turned out to be to the Depot storage system, which has now been restored to normal operations. All the other affected systems are showing a return to normal operations now. Original Message: As of Thursday, February 4th,...
-
ECN services outage - ITaP Research Computing systems impacted
Engineering Computing Network (ECN) will be performing staged patching and reboots of all of ECN's RedHat Linux workstations and servers to protect against a serious vulnerability in glibc system library. A significant number of ECN services will be...
-
Unscheduled Scratch Outage on Carter
The scratch storage on Carter and Scholar has been returned to normal operations. The rebuild process will be continuing in the background, so we will be watching for any degradation in the storage performance. All queues have been re-activated. T...
-
New web-based quota monitoring tool
A new web-based quota monitoring tool is available to all Research Cluster and Data Depot users. This tool is a web equivalent of the myquota tool on the clusters. The tool allows you to monitor your quota usage just like myquota, but it also allows...
-
The Isilon filesystem was restored to normal service and all affected clusters had it remounted as quickly as was sustainable by the filesystem. This process was completed by Wednesday, May 18th, 2016 at 12:15am EDT. All clusters other than Conte (...
-
Carter and Scholar are back online for use as of 6:25am, though they will be operating with many nodes still offline. Staff will be working through Wednesday to steadily increase the number of nodes available. This concludes the POD cluster mainten...
-
Engineering Computing Network (ECN) will be performing scheduled maintenance this weekend on several ECN server resulting in their unavailability for a short time. Some ECN services will be affected, including several software license servers for ITa...
-
Degraded performance of several systems
We have seen a significant wave of these events this morning, September 21. For the most part, this wave seems to have been linked to a storage problem that has been resolved. However, we are implementing new monitoring and response procedures toda...
-
Software stack changes and upgrades
During the Home Filesystem Maintenance - All Clusters maintenance on September 27th, several upgrades and changes will be made to the software stack on the clusters. Changes will include updates to the default version of the Intel compiler and associ...
-
Home Filesystem Maintenance - All Clusters
Conte has been returned to normal operations as well now. This concludes the home directory maintenance on all systems. Update: September 27, 2016 11:55pm All systems other than Conte have been successfully returned to normal operations with the ne...
-
The Carter Cluster was returned to production at 10:45pm on November 7. We apologize for this extended outage. Update: November 7, 2016 6:01pm Work on reinstalling the Carter nodes continues. All other systems have returned normal operations. We...
-
The Scholar cluster will be unavailable beginning at Thursday, January 5th, 2017 at 8:00am EST, for scheduled maintenance. The cluster will return to full production by Thursday, January 5th, 2017 at 5:00pm EST. This work is being done during the se...
-
Clusters to switch to hierarchical modules
Carter, Conte, Hammer, Hathi, Rice, Scholar, and Snyder have been converted to hierarchical modules. All front-ends have been converted, and nodes will update over the next couple of hours. Running jobs will not be impacted by this change. If you hav...
-
Emergency Security Patching of RCAC Clusters
Due to a recent security vulnerability, the Carter, Halstead, Hammer, Radon, Rice, Scholar, and Snyder clusters will have their operating system upgraded to a newer version during February 2, 2017 5:00pm - March 2, 2017 5:00pm EST. Unlike other cl...
-
Partial scratch outages on Rice, Snyder, Carter, Scholar and Hammer
The scratch filesystems serving Carter, Hammer, Rice, Scholar, and Snyder started behaving abnormally this morning. This may have affected some jobs, and anyone using one of the login nodes for these clusters may have had sessions freeze or seen dela...
-
UPDATE: As of 11:45a, the Scholar cluster maintenance was completed. Cluster is back in service. The Scholar cluster will be unavailable beginning on Wednesday, March 15th, 2017 at 8:00am EDT, for scheduled maintenance. The cluster will return to f...
-
Rice, Snyder, Hammer, Scholar Maintenance
The Hammer, Rice, Scholar, and Snyder clusters have been returned to service. Please note that Thinlinc clients and web browser access can be found at: Rice: desktop.rice.rcac.purdue.edu Hammer: desktop.hammer.rcac.purdue.edu Snyder: desktop.snyder.r...
-
Clusters to complete transition to hierarchy modules
The transition to hierarchy modules has completed today, May 9th. If any of your job scripts still have old module names the module load will no longer work so be sure to double check your PBS job scripts and output for any old module names. We have...
-
After a long review, Research Computing has determined it is necessary to alter the scratch storage purge policy on all systems. Effective August 28, 2017, all scratch storage systems will begin purging files which have not been accessed (for either...