Category Archives: Uncategorized

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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Upcoming JHPCE Cluster Move and Downtime – August 18th – 24th

We will be moving the JHPCE cluster equipment to the University’s new collocation site on the Bayview Campus. We are on track to outgrow the existing server room, which has limited power and cooling capabilities. The change of venue will have no … Continue reading

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Upcoming changes to home directories.

tl;dr – At some point over the next month, your home directory will be changing from /home/*/USERID to /users/USERID. Recently we purchased a new storage array for the JHPCE cluster, with the intention of consolidating a number of our older, … Continue reading

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JHPCE Cluster Maintenance – Thursday, August 27th from 6:00 PM – 10:00 PM

On Thursday, August 27th from 6:00 PM – 10:00 PM, we will be performing Maintenance on the Amber1 storage array to upgrade its Operating System.   We have had a number of issues with the Amber1 array in the recent past, … Continue reading

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JHPCE Cluster Change To Set User Memory Limit – Tuesday, August 4th, from 6:00 PM – 7:00 PM

Dear JHPCE Community, With the ever increasing usage on the JHPCE cluster, we have had, during very busy times, a number of cases where individuals have been unable to access cluster resources.  In investigating the issue we have found that … Continue reading

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Work to be done on the JHPCE login servers on Thursday, March 19th from 8:00 AM – 9:00 AM

Dear JHPCE Community, Please be advised that work will be performed on the jhpce01 and jhpce02 login servers  on March 19th from 8:00 AM – 9:00 AM. During this time there may be brief periods when the JHPCE servers will … Continue reading

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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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Power outage affecting the cluster November 22 – 23

We have just been informed that there is going to be emergency power work performed by the Facilities Management group in the SPH building which will affect the datacenter that houses the JHPCE cluster.  This work is planned to start … Continue reading

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Work planned for on the JHPCE cluster – Sunday, November 2nd from 1:00PM to 4:00PM.

Dear JHPCE Community, On Sunday, November 2nd from 1:00PM – 4:00 PM, we will be performing Maintenance on the Amber1 storage array.  This storage array is used for home directories on the JHPCE cluster, so logins to the cluster will … Continue reading

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