news
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news [2022/11/22 08:52] – aorth | news [2023/03/27 05:54] – aorth | ||
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- | ===== November 15, 2022: planned maintenance/ | + | ===== March 23, 2023: planned maintenance/ |
+ | I am planning to upgrade the HPC's backend storage systems to a new version of their operating system (CentOS)¹ on Monday, March 27rd at 9AM (EAT). Due to the invasive nature of these upgrades I will need to stop existing SLURM jobs and restrict access to the clsuter. The work will probably take the entire morning. | ||
- | Dear HPC users, | + | --- |
+ | ¹ Technically speaking, we are upgrading from CentOS 7 to CentOS Stream 8, which is the same upgrade I've performed on several compute nodes over the past few months. This is a major upgrade that we only perform every five years or so, and will modernize and increase security on HPC. | ||
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+ | ===== November | ||
- | We are planning to upgrade the operating system on the HPC head node. This will | + | We are planning to upgrade the operating system on the HPC head node. This will bring the OS from CentOS 7 to CentOS Stream 8, which is the same upgrade we did on all compute nodes several months ago. The maintenance will take place on: |
- | bring the OS from CentOS 7 to CentOS Stream 8, which is the same upgrade we did | + | |
- | on all compute nodes several months ago. The maintenance will take place on: | + | |
- | ---> | + | Friday, November 25th @ 2–5PM |
- | Any SLURM jobs that are still running will be re-queued and held until after | + | Any SLURM jobs that are still running will be re-queued and held until after the maintenance is over. The cluster will be inaccessible during this time. |
- | the maintenance is over. The cluster will be inaccessible during this time. | + | |
Please bear with us for this important update to our infrastructure. | Please bear with us for this important update to our infrastructure. |
news.txt · Last modified: 2023/05/02 12:47 by aorth