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projects:maint-winter-2020 [2020/02/12 23:38] Hans [Maintenance Notifications Winter 2020] |
projects:maint-winter-2020 [2021/06/15 10:43] (current) wdcohen |
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| - | ======Maintenance Notifications Winter 2020===== | + | ======2020 Winter Maintenance Notifications===== |
| - | ===== Downtime Notice: Openlab Circinus Hosts ===== | + | ===== Downtime Notice: Openlab Hermod/Odin/Velox ===== |
| * Date: **3/27/2020** | * Date: **3/27/2020** | ||
| + | * Start Time: **0800** | ||
| + | * Duration: **Approximately 2 hours** | ||
| + | * Reason: **The latest security and kernel updates will be installed on each host. After installation, hosts will be turned off for about one hour to rewire power and networking for the hosts. ** | ||
| + | * Affects: **All services on each host including SSHD, Slurm, and SGE.** | ||
| + | |||
| + | ===== Downtime Notice: Openlab Circinus Hosts ===== | ||
| + | |||
| + | * Date: **3/23/2020** | ||
| * Start Time: **0800** | * Start Time: **0800** | ||
| * Duration: **Approximately 8 hours** | * Duration: **Approximately 8 hours** | ||
| - | * Reason: **The latest security and kernel updates will be installed on each host and then the host will be rebooted ** | + | * Reason: **The latest security and kernel updates will be installed on each host. After installation, hosts will be turned off for about one hour to rewire power and networking for the hosts. ** |
| * Affects: **All services on each host including SSHD, Slurm, and SGE.** | * Affects: **All services on each host including SSHD, Slurm, and SGE.** | ||
| Line 16: | Line 24: | ||
| * Reason: **The system has suffered some catastrophic failures requires a complete rebuild.** | * Reason: **The system has suffered some catastrophic failures requires a complete rebuild.** | ||
| * Affects: **The personal hubs from https://hub.ics.uci.edu will be unavilabled.** | * Affects: **The personal hubs from https://hub.ics.uci.edu will be unavilabled.** | ||
| + | |||
| ===== Partial Openlab Failure 2/6/2020 ===== | ===== Partial Openlab Failure 2/6/2020 ===== | ||
| Line 36: | Line 45: | ||
| * Reason: **The latest security and kernel updates will be installed on each host and then the host will be rebooted ** | * Reason: **The latest security and kernel updates will be installed on each host and then the host will be rebooted ** | ||
| * Affects: **All services on each host including SSHD, httpd and SAMBA.** | * Affects: **All services on each host including SSHD, httpd and SAMBA.** | ||
| + | |||
| + | ===== Downtime Notice: Cantor Storage Host ===== | ||
| + | |||
| + | * Date: **3/25/2020** | ||
| + | * Start Time: **0800** | ||
| + | * Duration: **Approximately 4 hours** | ||
| + | * Reason: **The system has suffered a disk failure.** | ||
| + | * Affects: **Any home or extra directories residing on the host will be inaccessible.** | ||
| ==== SYSTEM ==== | ==== SYSTEM ==== | ||
