2019 Winter Quarter Maintenance Schedule

* Downtime Notice *

• SYSTEM: Andromeda 1-40
• DATE: 3/27/2018
• START TIME: 0730
• DURATION: 2 hours
• AFFECTS:

These hosts will lose power as part of the work done to fix a bad power receptacle.

Titan Cluster Update * Downtime Notice *

• SYSTEM: cronus, oceanus, hyperion, rhea, tethys, themis
• DATE: 3/28/2018
• START TIME: 0900
• DURATION: 1 hours
• AFFECTS:

These hosts will be updated with the current kernel and security patches. Each system will be rebooted following the application of patches.

(Please note this is an estimate; systems may be up sooneror later than expected, due to unforeseeable circumstances.)

Asterix and Cacofonix Cluster Update * Downtime Notice *

• SYSTEM: asterix and cacofonix clusters
• DATE: 3/27/2018
• START TIME: 1300
• DURATION: 1 hours
• AFFECTS:

These hosts will be updated with the current kernel and security patches. Each system will be rebooted following the application of patches.

(Please note this is an estimate; systems may be up sooneror later than expected, due to unforeseeable circumstances.)

Sensorium Cluster Update * Downtime Notice *

• SYSTEM: sensorium cluster
• DATE: 3/27/2018
• START TIME: 1100
• DURATION: 1 hours
• AFFECTS:

These hosts will be updated with the current kernel and security patches. Each system will be rebooted following the application of patches.

(Please note this is an estimate; systems may be up sooneror later than expected, due to unforeseeable circumstances.)

Pedigree Cluster Update * Downtime Notice *

• SYSTEM: pedigree cluster
• DATE: 3/27/2018
• START TIME: 0900
• DURATION: 1 hours
• AFFECTS:

These hosts will be updated with the current kernel and security patches. Each system will be rebooted following the application of patches.

(Please note this is an estimate; systems may be up sooneror later than expected, due to unforeseeable circumstances.)

Instructional Cluster Update * Downtime Notice *

• SYSTEM: odin.ics.uci.edu, hermod.ics.uci.edu, tristram.ics.uci.edu, motorhead.ics.uci.edu, kiss.ics.uci.edu
• DATE: 3/26/2018
• START TIME: 0700
• DURATION: 1 hours
• AFFECTS:

These hosts will be updated with the current kernel and security patches. Each system will be rebooted following the application of patches.

(Please note this is an estimate; systems may be up sooneror later than expected, due to unforeseeable circumstances.)

The following software will be updated to the indicated version during the break between Winter and Sprint quarters 2019:

• Anaconda
• Clamp
• FSL
• Julia
• OpenJDK
• Python
• Vagrant 2.2.4
• VirtualBox

* Downtime Notice *

• SYSTEM: Kenya
• DATE: 3/25/2019
• START TIME: 0900
• DURATION: 1 hours

The HITACHI file server should not be affected by the UPS being powered off as the public power will take the load while the UPS battery is being drained. If it does lose power, the following extra and auto directories would be affected:

• wayne_scratch0
• chenli-research0
• communications_scratch0
• grad_space
• ugrad_space

* Downtime Notice *

• SYSTEM: IGB 10GB Switch
• DATE: 3/11/2019
• START TIME: 0800
• DURATION: 1 hours

The following hosts will experience a brief outage while the switch reboots.

• arcus-10
• arcus-11
• arcus-12
• arcus-13

* Downtime Notice *

• SYSTEM: jim-rockford.ics.uci.edu and virtual machine guests
• DATE: 1/22/2019
• START TIME: 0700
• DURATION: 1 hours

The following hosts:services may experience brief outages during this period.

• rockford-v0.ics.uci.edu:ldap
• rockford-v1.ics.uci.edu:staff/faculty cycle service
• rockford-v3.ics.uci.edu:lbnamed1 (DNS load balancer).
• rockford-v4.ics.uci.edu:imap0
• rockford-v6.ics.uci.edu:vault0
• rockford-v7.ics.uci.edu:gitlab-ics53w2019

(Please note this is an estimate; systems may be up sonner later than expected, due to unforeseeable circumstances.)