Snyder
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Purdue University will be observing a holiday break from December 23 - January 2. During this time, Research Computing services will continue to be available, but all staff will be on leave. Critical system outages will be dealt with should they occ...
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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...
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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...
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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...
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Removal of netcdf and hdf5 system-level library installations
Research Computing has begun removing several libraries installed at the system-level that should be provided by the module command. These libraries include netcdf, hdf5, and several related packages. This change should have limited impact as module...
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Snyder Scratch Move & Maintenance
The Snyder scratch storage will be moving to a new storage system on Tuesday, November 7, 2017. There will not be any automatic transfer of files from your old scratch space to your new scratch space. You will find there are two new environment varia...
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Unscheduled Scratch Outage on Rice, Snyder, Scholar
The scratch filesystem serving Rice, Scholar, and Snyder is currently unavailable. Both currently running jobs and attempts to access files in scratch will block until the filesystem is back online. Job scheduling on Rice, Scholar, and Snyder has bee...
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Unscheduled scratch outage on Rice, Scholar and Snyder
The scratch filesystem serving Rice, Scholar, and Snyder is currently unavailable. Both currently running jobs and attempts to access files in scratch will block until the filesystem is back online. Job scheduling on Rice, Scholar, and Snyder has be...
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Access to Data Depot from the Halstead, HalsteadGPU, Hathi, Rice, Scholar, and Snyder clusters has hung starting around Thursday, September 7th, 2017 at 1:30pm EDT. Engineers are currently working to restore service to these systems. Job scheduling h...
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A failure has occurred in the systems which serve Data Depot to the various research clusters. Engineers are currently diagnosing the issue and are working to identify a fix. Job scheduling has been paused on all systems while this issue is being add...
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Engineers have restored failed core servers back to a functional state. Data Depot is up and running as normal and job scheduling resumed. Should you encounter any lingering issues please let us know at rcac-help@purdue.edu Original Message Some core...
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Scratch system failure on Rice, Snyder, Hammer
*** Update *** As of 7:00 pm, the problem on the scratch system has been corrected, and scheduling has resumed on all three affected clusters - Rice, Snyder, and Hammer. Update Storage engineers are working with the system vendor to evaluate a propos...
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Emergency Maintenance on Rice, Snyder, Hammer
As of 7:15pm, all queues on these clusters have resumed scheduling. Nodes will continue to be upgraded as they finish current jobs and become available. In the interim, the clusters will run in a degraded state, but will continue to start new jobs...
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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...
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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...
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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...
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Unscheduled scratch outage on Rice, Snyder, and Hammer
The scratch filesystem serving Hammer, Rice, and Snyder is currently unavailable. Both currently running jobs and attempts to access files in scratch will block until the filesystem is back online. Job scheduling on Hammer, Rice, and Snyder has been...
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Security vulnerability patch impacts debugging
Due to a recently found vulnerability in the Linux Kernel (known as the Dirty-COW vulnerability), an emergency patch has been applied on the cluster nodes. This patch is necessary to avoid exploitation of the vulnerability. Unfortunately, the patch i...
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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...
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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...