While LSA Technology Services always attempt to avoid or minimize outages, the Research Computing and Infrastructure (RCI) team has three mid-semester maintenance weekends every year (typically near spring break, Art Fair, and the fall study break). RCI also reserves an 11:00 PM–1:00 AM nightly maintenance window for ad hoc maintenance with advanced warning to the affected audience.
Software Update on the AL Switches at the Literature Science And The Arts-Multiple Floors Issue Symptoms: None ITS UMnet will be upgrading the software code version of the Access Layer AL switches at the Literature Science And The Arts School on the morning of Tue Oct 3rd between the hours of 5-8am The networking equipment will be impacted during the maintenance activity This will impact any wired wireless connections for faculty staff and students including but not limited to desktops laptops IP phones and printers It is recommended to have an alternative plan of working from a different floor location during the planned AM maintenance window and or forward your phone calls to another extension during the... Status: Scheduled Start Time: 10/03/2023 05:00 Anticipated End Time: 10/03/2023 08:00
Start Time: Fri, 29 Sep 2023 10:59:00 EDT
MPathways Human Resources - API Directory Configuration Update Issue Symptoms: Inaccessible The API Directory will receive a configuration change impacting communication with MPathways Human Resources Administration (HCMPROD). During this brief maintenance, APIs that provide data from MPathways Human Resources Administration will not work. Status: Scheduled Start Time: 10/03/2023 07:00 Anticipated End Time: 10/03/2023 07:15
Start Time: Fri, 29 Sep 2023 13:06:00 EDT
Update Bluecat Network Registration Server Issue Symptoms: Outage ITS Hostmaster will be upgrading the Bluecat Network Registration Server (netreg.it.umich.edu) which is used for registering hosts on restricted networks including the student housing wired network. Status: Scheduled Start Time: 10/04/2023 05:00 Anticipated End Time: 10/04/2023 06:00
Start Time: Fri, 29 Sep 2023 11:59:00 EDT
Network Border Infrastructure System (NBIS) Update Issue Symptoms: Outage ITS Network Security Operations will be updating the software of the Network Border Infrastructure System (NBIS). Status: Scheduled Start Time: 10/04/2023 06:00 Anticipated End Time: 10/04/2023 07:00
Start Time: Wed, 27 Sep 2023 13:56:00 EDT
Canvas Scheduled Outage - Oct 5, 1AM - 3AM Issue Symptoms: Outage The Canvas vendor will be performing maintenance in Canvas between on Oct 5 between the hours of 1 AM and 3 AM Although it is expected that Canvas will only be unavailable for up to 15 minutes during this time period the outage may extend the full duration of the 2 hour timeframe Users in Canvas or attempting to access Canvas during the outage may receive a Canvas maintenance message or time out message To avoid the loss of any unsaved work it is recommended users save any work in progress and log off Canvas prior to 1:00 AM and... Status: Scheduled Start Time: 10/05/2023 01:00 Anticipated End Time: 10/05/2023 03:00
Start Time: Mon, 25 Sep 2023 10:59:00 EDT
Digital Signage - Service Account PW Change Issue Symptoms: Outage A service account that all digital signs use to retrieve their content deployments from the deployment services server needs to be changed as a security precaution Signs will continue to display content deployed to them up to the change window but during the change window the ability to deploy content will be frozen This will be the case for all digital signs The change plan is as follows: 1 MWS Engineering HITS push out the script to run on the ITS Core image machines respectively At this point signs will fail to authenticate cannot pick up new deployments but should... Status: Scheduled Start Time: 10/05/2023 08:00 Anticipated End Time: 10/05/2023 13:00
Start Time: Fri, 22 Sep 2023 11:18:00 EDT
Distribution Layer (DL) switch replacement in Literature Science and the Arts Building Issue Symptoms: Outage ITS Engineering and UMnet will be replacing the Distribution Layer DL switches located in the Literature Science and the Arts Building rom 0262 A pair of new Cisco DL switches will be installed in the buildings prior to the cutover date and then connected to the new 100G core backbone On the day of the cutover FSU will transfer all the endpoint connections from the old DL switches to the new DL switches which have been populated with configuration information via automation The actual work is expected to take up to 8 hours with a portion of the maintenance window... Status: Scheduled Start Time: 10/07/2023 08:00 Anticipated End Time: 10/07/2023 16:00
Start Time: Mon, 2 Oct 2023 13:21:00 EDT
FINPROD PUM 45-47 Deployment Issue Symptoms: Outage FINPROD will be unavailable during the PUM deployment. Status: Scheduled Start Time: 10/07/2023 20:00 Anticipated End Time: 10/08/2023 07:00
Start Time: Mon, 19 Jun 2023 16:10:00 EDT
Active Directory: Apply Microsoft patches to Domain Controllers Issue Symptoms: Degradation During the Saturday night maintenance window on 10/7/2023, the IAM Operations team will be applying the standard monthly Microsoft security patches to all Production domain controllers (DC). Individual DCs will be unavailable for short intervals as they are restarted to finalize the patching process. Please note that configuring applications to point to specific DCs is not a good practice. Applications that use adsroot.itcs.umich.edu or use the Windows built-in DC selection tool instead of a specific DC should automatically find a working DC during patching or other DC downtime. Status: Scheduled Start Time: 10/07/2023 23:00 Anticipated End Time: 10/08/2023 03:00
Start Time: Tue, 19 Sep 2023 12:39:00 EDT
Update Container Service Software Issue Symptoms: Intermittent issues The OpenShift software used by the Container Service production cluster (containers.aws.web.umich.edu) will be upgraded to include latest security patches and functional enhancements. Customer applications may experience downtime as the underlying pods are shifted between servers to facilitate the upgrade. OpenShift will be upgrade to version 4.13. The release notes for that version are available here: https://docs.openshift.com/container-platform/4.13/release_notes/ocp-4-13-release-notes.html#ocp-4-13-about-this-release Status: Scheduled Start Time: 10/07/2023 23:00 Anticipated End Time: 10/08/2023 03:00
Start Time: Tue, 5 Sep 2023 16:54:00 EDT
Install Vendor Service Pack 35 in DART Production Issue Symptoms: Outage Users of the university fundraising application (aka DART) will not be able to access the application while the vendor service pack is installed. Users of the Online Giving site will be redirected to the backup Online Giving site during this outage. Status: Scheduled Start Time: 10/07/2023 23:00 Anticipated End Time: 10/08/2023 02:00
Start Time: Thu, 17 Aug 2023 14:21:00 EDT
Tableau Server Patch to version 2023.1.6 Issue Symptoms: Outage The Tableau production server will be unavailable while the point release patch is applied. This patch resolves a known issue identified in 2023.1.4 that prevents scrolling in lengthy parameter lists. Status: Scheduled Start Time: 10/07/2023 23:00 Anticipated End Time: 10/07/2023 23:59
Start Time: Thu, 28 Sep 2023 16:03:00 EDT
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