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Regularly scheduled maintenance days are listed below:
Scheduled Maintenance Days |
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Third Tuesday of February |
Third Tuesday of May |
Third Tuesday of August |
Fourth Tuesday of November |
Weekly Planned Maintenance
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The following tasks are performed on a regular basis:
Login4 reboot and Login nodes update every Tuesday at 610:00 am EDT/EST.Login5 reboot and
Head nodes update every Wednesday Tuesday at 610:00 am 00am EDT/EST.
Login6 reboot and update every Thursday at 6:00 am 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:
Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
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Week 1
1/4 cluster scheduled reboots; Login4 reboot
Login5 reboot
1/4 cluster scheduled reboots; OSG nodes reboot; Login6 reboot
Week 2
1/4 cluster scheduled reboots; Login4 reboot
Login5 reboot
Login, head, even compute and gpu nodes update | odd 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:
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