Office of Information Technology will be performing routine systems maintenance which includes but is not limited to rebooting Windows servers as deemed necessary, installing critical patches and other health checks on Thursday, 06/01/2017 from 3:00 AM to 7:00 AM during OIT maintenance window. In addition, the following systems will be specifically impacted:
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Google Applications Single Sign On (SSO) Update
When: 5:00AM – 6:00AM
Affected services: Google Applications
Affected systems: Google Applications, OwlApps
Description of maintenance: OIT will convert Google Applications authentication from CAS to Saml 2.0
User impact: Authentication to Google Applications may be interrupted during the conversion. Users should try to log in again after maintenance is completed.
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Upgrade multiple systems – unavailable during upgrade
When: 3:00AM – 4:00AM
Affected services: Undergrad Application, SACS, Remote Management, College of Science web, Networking What’s up, Networking napalm, Shoutcast, Labs XenApp, vCenter, Middleware monitoring system, Middleware monitoring/management system, User Services account management tool
Affected systems: boc22cm102srv1, boc22vcenter1, boc22whatsup, chessboard, cosweb1
cuttlefish, dsr6, eprint2, jenkins2, lintalon1, mcclient, napalm, piwik1, remotecon, s165n113, sacs, sepiidae, shoutcast, tuna2p, ugapp3, ugapp4, XenAPP00, XenAPP01, XenAPP02
Description of maintenance: OIT will be upgrading the VM version of several systems as well as expanding the processor capabilities for some VMs
User impact: The listed services may be unavailable for approximately 5 minutes during the window
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Recreate dnsjup2 virtual machine
When: 4:00AM – 5:00AM
Affected services: DNS
Affected systems: dnsjup2 [131.91.213.91]
Description of maintenance: OIT is deleting and recreating the dnsjup2 VM using the same virtual hard disk. This is being done because this VM shares the same VM id as dnsboc1 and is causing various issues with SCVMM managing the clusters they reside on as well as the VMs themselves.
User impact: Any systems that rely on dnsjup2 for name resolution will fail during the change window.
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Replace NS with new Linux VM
When: 4:30AM – 5:00AM
Affected services: External facing DNS
Affected systems: ns
Description of maintenance: OIT is replacing an old Solaris branded computer server that is functioning as ns (one of three external facing domain name servers) with a new VM that is running the Linux operating system.
User impact: No expected end-user impact
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Appworx Production Upgrade
When: 5:00AM – 6:00AM
Affected services: Appworx
Affected systems: enzo, bannerprd
Description of maintenance: OIT is upgrading Appworx production to latest release
User impact: Appworx and Appworx jobs will be unavailable during this time
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Blackboard Restarts
When: 5:00AM – 6:00AM
Affected services: Blackboard
Affected systems: Blackboard
Description of maintenance: OIT is restarting blackboard application servers to fix an analysis issue that some professors may be having.
To start with the ramp down of blackboard we will only be bringing up 4 user facing app servers.
User impact: Blackboard will be intermittently unavailable between 5 and 6 AM
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