Information Notice
AFFECTS
For servers that have dual power supplies, there will be a momentary loss of network connectivity before and after the outage.
The following servers only have one power supply and will be offline during the outage:
(RT Ticket #73221)
Please note that we will be running maintenance on systems from 12/9/2019 until 12/19/2019.
Check back to see updated scheduling.
Services to upgrade
12/9 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| 72849 | Limited Data Center Power Outage | 0800 | 8 hours |
12/10 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| 73225 | Netapp Upgrade: Not Downtime Anticipated | 0800 | 2 hours |
| TBD | Promote new domain controllers | 0800 | 2 hours |
| TBD | Security and Kernel Patch: Infrastructure Systems (see below) | 0800 | 5-30 minutes per host |
12/11 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| 72959 | Kubernetes: Instruction Cluster Helm Charts Updates | 0800 | All day |
| 73240 | Downtime for Statistics hosts | 0800 | 2 hours |
| TBD | Security and Kernel Patch: Infrastructure Systems (see below) | 0800 | 5-30 minutes per host |
12/13 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| TBD | Security and Kernel Patch: Infrastructure Systems (see below) | 0800 | 5-30 minutes per host |
12/16 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| 73378 | Circinus(openlab) cluster update | 0800 | All day, 5-30 minutes per host |
| TBD | Gitlab Update | 0800 | 2 hours |
| 73228 | Software Update | 1300 | N/A |
| TBD | Security and Kernel Patch: Infrastructure Systems (see below) | 0800 | All day, 5-30 minutes per host |
| 73376 | Security, CUDA and Kernel Patch: poison, velox,hypernova | 0800 | 4 hours |
| TBD | Security and Kernel Patch: Research Systems | 0800 | All day, 5-30 minutes per host |
| TBD | Certificate Services to new Domain Controller | 1300 | 2 hours |
12/17 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| 73378 | Circinus(openlab) cluster update | 0800 | All day, 5-30 minutes per host |
| TBD | Security and Kernel Patch: Infrastructure Systems (see below) | 0800 | All day, 5-30 minutes per host |
| 73374 | Security, CUDA and Kernel Patch: arcus_cluster, nimbus | 0900 | 4 hours |
| TBD | Security and Kernel Patch: Research Systems | 0800 | All day, 5-30 minutes per host |
12/18 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| 73378 | Centaurus(kubernetes) cluster update | 0800 | All day, 5-30 minutes per host |
| TBD | Infrastructure Host Updates | 0800 | All day, 5-30 minutes per host |
| 73375 | Security, CUDA and Kernel Patch: zen, bayonet_cluster, gauss | 0900 | 4 hours |
| TBD | Security and Kernel Patch: Research Systems | 0800 | All day, 5-30 minutes per host |
12/19 Scheduled Maintenance
| Ticket | Event | Begins | Duration |
|---|---|---|---|
| 73378 | Centaurus(kubernetes) cluster update | 0800 | All day, 5-30 minutes per host |
| TBD | Security and Kernel Patch: Infrastructure Systems (see below) | 0800 | All day, 5-30 minutes per host |
| TBD | Security and Kernel Patch: Research Systems | 0800 | All day, 5-30 minutes per host |
These hosts will be updated with the current kernel and security patches. Each system will be rebooted following the application of patches.