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Quarterly Planned Downtime
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· Firmware updates
· Kernel updates
· Network maintenance
· Major application reconfiguration
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Regularly scheduled maintenance days are listed below:
Scheduled Maintenance |
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Days |
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Third |
Thursday of February |
Third |
Thursday of May |
Third |
Thursday of August |
Third |
Thursday of November |
Weekly Planned Maintenance
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The following tasks are performed on a regular basis:
Login nodes reboot and update every Wednesday at 6:00 am nodes update every Tuesday at 10:00am EDT/EST.
Head nodes update every Tuesday at 10:00am EDT/EST.
OSG nodes
reboot and update every other Thursday at 10:30 am EDT/EST.25% 50% of the compute and GPU nodes are scheduled for reboots and updates update every other Tuesday and Thursday and reboot as jobs finish. (Effectively every node is scheduled to reboot every 2 weeks.)at 10:00am EDT/EST.
Example calendar:
1/4 cluster scheduled reboots
Login Nodes reboot
1/4 cluster scheduled reboots
Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
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1/4 cluster scheduled reboots
Login Nodes reboot
1/4 cluster scheduled reboots; OSG nodes reboot
Login, head, even numbered compute and gpu nodes update | odd numbered compute and gpu nodes update | |||||
Repeat forever | ||||||
Unplanned Maintenance
Occasionally, Storrs HPC is forced to conduct unscheduled maintenance that may result in, or result from, a temporary outage. Such instances may include, but not be limited to:
Critical security updates
Hardware failures
Infrastructure-related outages
Extreme weather
When such instances occur, Storrs HPC will notify its user base as soon as possible via the STORRS-HPC_L Listserv email, and will provide status updates throughout the outage.
Please forward any questions to hpc@uconn.edu