Author Archives: Mark Miller

JHPCE Cluster to be unavailable from April 11th – April 15th for scheduled preventative maintenance on the HVAC equipment

Posted on 2022-03-22 by Mark Miller

The JHPCE cluster will be unavailable from April 11th – April 15th in order to accommodate scheduled preventative maintenance to be done on the HVAC system at the MARCC datacenter. We are planning to take the JHPCE cluster down beginning at … Continue reading →

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2021-08-14 JHPCE cluster unavailable due to cooling issues at datacenter

Posted on 2021-08-16 by Mark Miller

The JHPCE cluster is currently down due to cooling issues at the Bayview/MARCC datacenter. We will keep you advised as the status changes.

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Setting per-user job limit on JHPCE cluster

Posted on 2021-06-17 by Mark Miller

As of June 17th, 2021, we are imposing a limit of 10,000 submitted jobs per user. Previously, there had been no limit, and this has caused issues in the past where the cluster scheduler was overloaded when there were 100s … Continue reading →

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2021-05-24 – JHPCE cluster unavailable due to cooling issue

Posted on 2021-05-24 by Mark Miller

The JHPCE cluster is currently unavailable due to cooling issues at the Bayview/MARCC datacenter where the JHPCE cluster is located.  We apologize for any inconvenience, and we will keep you up to date as we are made aware of any … Continue reading →

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Rebooting one DCL storage system Friday, April 2, 8:00AM – 9:00AM

Posted on 2021-03-31 by Mark Miller

Dear JHPCE community, We will be rebooting one of the DCL01 storage servers this Friday morning in order to resolve an issue with one of the filesystems on that server. The following directories will be unavailable this Friday, April 2, … Continue reading →

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2020-07-05 – 7:00 PM – JHPCE Cluster currently down due to cooling/power problems at datacenter

Posted on 2020-07-05 by Mark Miller

The JHPCE cluster is currently down due to problems with the cooling and power facilities at the Bayview/MARCC Colocation facility. We are being told that the issue will not be repaired until Monday at the earliest, but may take longer. … Continue reading →

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COVID-19 Information for the JHPCE cluster

Posted on 2020-03-13 by Mark Miller

Dear JHPCE community, In the wake of the recent JHU announcements regarding COVID-19, we would like address concerns raised regarding the JHPCE cluster. Operationally there will be no changes for the JHPCE cluster. The JHPCE management and administrative personnel will … Continue reading →

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JHPCE cluster maintenance – Friday, Dec 27th from 7:00 AM to 5:00 PM

Posted on 2019-12-20 by Mark Miller

On Friday, Dec. 27th from 7:00 AM to 5:00 PM we will be taking the JHPCE cluster offline for maintenance.  This downtime is necessary for the following reasons: Power work will be performed in the Bayview datacenter, which could cause disruption … Continue reading →

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JHPCE Cluster Upgrade – August 26 – 28

Posted on 2019-07-30 by Mark Miller

Dear JHPCE Community, We are planning on taking the JHPCE cluster offline from August 26th – 28th in order to upgrade the nodes from their current Redhat 6.9 environment to Centos 7.6.  As part of the upgrade process, we have set … Continue reading →

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Upcoming JHPCE cluster downtime – Aug 24 – Aug 29 – for power work at Bayview datacenter

Posted on 2018-08-06 by Mark Miller

The JHPCE cluster will be unavailable beginning at 5:00 PM on Friday August 24, and will be available at 5:00 PM on Wednesday, August 29th. The downtime is needed for the installation of a new backup generator at the MARCC/Bayview … Continue reading →

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