Kernel issue results in paging
Jul. 14, 2020—Over the last few weeks we have been investigating incidents reported by several groups regarding compute node sluggishness. This was a particularly challenging analysis since the symptoms were not easily correlated. We have determined the root cause to be the behavior of the Linux kernel and we are able to reliably reproduce it using scheduled...
Introducing ACCREx: ACCRE’s Experimental Technologies Program
Jun. 10, 2020—ACCRE has been working to identify and adopt new solutions required by our researchers. The menu of production-level services currently available to PI’s can easily be found in iLab and represent the fundamental HPC resources common to research computing centers. Not too long ago, those types of systems were more than sufficient to satisfy the...
ACCRE contributes over 1.3 million hours of CPU time to COVID-19 research through Open Science Grid
May. 12, 2020—ACCRE has contributed over 1.3 million compute core hours to research on COVID-19 through our involvement in the Open Science Grid, a consortium of over 100 universities and research labs who work together on complex computing jobs. As of October 9, Vanderbilt contributed 263,000 hours in the past 30 days, the 7th most among OSG...
Making summer plans? ACCRE can help
Apr. 28, 2020—We know many of you are working hard to keep up with a fluid situation and are faced with a variety of new challenges. Some of those challenges include how to create opportunities for your staff and students to stay busy and productive despite being off campus. If you are still in the planning process...
[Resolved] Scheduled downtime for all ACCRE systems from Tuesday, April 28 at midnight until Thursday 4/30 at 11:59pm
Apr. 3, 2020—Update, 5/1/2020: This is to let you know that ACCRE’s systems are back online as of midnight as planned. All maintenance items were successfully completed. Thank you for your patience and cooperation. The three days allowed our team to address critical updates to the storage and network infrastructure. With our systems offline, VUIT facilities was...
Introducing our dedicated Jupyter cluster available to all Vanderbilt students, faculty and staff
Jan. 30, 2020—We are launching our dedicated Jupyter cluster, a big data service that is available to all Vanderbilt students, faculty, and staff, as well as VUMC employees, at no cost. You do not need to be a user of our traditional cluster to access the Jupyter cluster; all you need to do is sign in with...
Staff Spotlight: Rachel Geisman
Jan. 30, 2020—Rachel works as a Senior Application Engineer for ACCRE. Previous to her role for the team she worked as a Designer and Web Engineer for several San Francisco Bay Area companies including Autodesk, Sony, Louis Vuitton, LucasFIlm, Industrial Light & Magic and Skywalker Sound. As part of the Lucas Online team, she helped build starwars.com along with...
Staff Spotlight: Scott Goethals
Jan. 30, 2020—Scott Goethals is a graduate from Eastern Michigan University with a degree in Information Assurance. Prior to joining the ACCRE team he has worked for several health care and I.T. companies. He joins ACCRE to bring his background in network security and system administration to help support the ACCRE cluster. When not at work Scott...
Faculty Spotlight: Paul Sheldon
Jan. 22, 2020—Prof. Paul Sheldon is the faculty director of ACCRE and a professor in the Department of Physics and Astronomy, with a research focus in elementary particle physics. Motivated by the huge demands for computing in his research, he has been highly involved in Vanderbilt’s HPC efforts over the past three decades; not only did he...
Cluster availability information
Jan. 21, 2020—The cluster is now available for use as of Tuesday, January 21 at 10am. All of /home and /data are restored /home and /data are now using the new hardware. The old data will still be available at /gpfs22/home and /gpfs23/data. If for some reason any changes were made by users to files in /home...