✎ 2024 ICS Maintenance Schedule [Support Wiki]

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====== 2024 ICS Maintenance Schedule ======

==== Nexus Core switch configuration change ====

  * Date: Monday 9/9 at 7:30am
  * Duration: 30 minutes (could be longer)
  * Affects: 
    * MySQL servers 
    * WordPress sites
    * Slurm job submissions
    * ICS Helpdesk
    * Gitlab

==== Nexus Core switch configuration change ====

  * Date: 8/26 at 7:30am
  * Duration: 30 minutes (could be longer)
  * Affects: 
    * SSH Sessions on rockford-v1 (staff/faculty ssh server)
    * Connection to ICS VPN
    * Slurm job submissions
    * ICS Helpdesk

==== Nexus Core switch configuration change ====

  * Date: 6/24 at 8am
  * Duration: 1 hour
  * Affects: If the configuration change goes as expected, no one will be affected.  However, if it doesn't, the network could be down for the datacenter until the change can be reverted.

==== Kubernetes and Openlab Jupyterhub ====
  * Date:  6/17-6/21
  * Duration:  Up to one week
  * Affects:  Sites running on Kubernetes will be intermittently unavailable while the bare metals systems are rebooted and patched, the versions of Kubernetes are upgraded, and the helm charts running on the Kubernetes cluster are updated to the latest versions. 

  * Affected Sites
    * rancher-bode-green.ics.uci.edu 
    * ics46-hub.ics.uci.edu  
    * ics46-staging-hub.ics.uci.edu 
    * itam.ics.uci.edu
    * hub.ics.uci.edu
    * password.ics.uci.edu
    * speedtest.ics.uci.edu
    * pastebin.ics.uci.edu
    * pgadmin.ics.uci.edu
    * staging-hub.ics.uci.edu

====  Openlab Linux Cluster .  ====
  * Date:  6/17-6/18
  * Duration:  Nodes will be intermittently unavailable during this period.
  * Affects: All nodes in the Openlab Linux cluster will receive the latest security and kernel patches.

==== Veronica-Mars Downtime Notice ====

  * Date: April 18th 
  * Duration:  Between 10am and 11am
  * Affects:  

  * The following hosts will be unavailable:
    * veronica-mars.lom.ics.uci.edu
    * veronica
    * kdc00
    * vault0
    * slurm-pedigree
    * slurm-igb
    * slurm-ai4science
    * slurm-ava
    * helpdesk
    * slurm-biodatascience

  * The following services will be affected
    * kerberos logins
    * vault
    * helpdesk
    * research slurm