Author Archives: Fernando Pineda

Memory usage and good citizenship

On a shared machine such as the JHPCE cluster, it is important for everyone to use the resources wisely to avoid congestion and to maximize resources for everyone. Please be a good citizen and use memory wisely. Here are three … Continue reading

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Status of the datacenter move

We moved the hardware to Bayview over the weekend. Mark and Jiong are currently bringing up, updating and testing the various systems.  We are relieved to report that all the file systems survived the move. Accordingly there will be no … Continue reading

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Cluster is down for the move to the Bayview datacenter

Logins have been disabled in preparation for our move to the University’s colocation facility at Bayview.  Stay tuned for updates…

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Two-factor authentication is coming

Dear Users, Up to now, we have depended on unix userid/passwords to restrict access to the JHPCE cluster. Unfortunately, it is well known that passwords are hopelessly obsolete and we cannot depend on a string of characters for protection. Don’t … Continue reading

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login node upgrades

The jhpce01.jhsph.edu login node will be taken offline for 1 hour on Tuesday, June 17th starting at 7:00PM in order to upgrade the node to a more powerful system.  This will not affect any jobs running on the cluster.  Access … Continue reading

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Transition to the new cluster

This page is for experienced users of the enigma cluster who would like a quickstart on the new JHPCE cluster. Please let us know if you discover missing libraries, header files or applications. accessing the JHPCE cluster Access the new … Continue reading

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