CS Network Status
This page lists both active and recently closed CS network alerts. If you would like more information about an alert, or if you have an issue you would like to report, send email to helpdesk [-at-] cs [dot] umd [dot] edu or call extension 52720.
Current Active Alerts
1 current active alerts
| Updated | Issue | Summary | Impact |
|---|---|---|---|
| 08.07.2025 11:06 | Gitlab upgrade on 08/10/2025 from 9am to 10am |
GitLab will undergo software updates on 08/10/2025 Sunday from 9am to 10am . During this time, the server may be intermittently unavailable. We appreciate your understanding as we work to improve our services. |
Light |
Past Alerts
| Updated | Issue | Summary | Impact |
|---|---|---|---|
| 06.09.2023 10:48 | April 26: Changes to Department VPN - Check FAQ for details | Moderate | |
| 05.01.2023 21:30 | Complete Network Outage due to upstream equipment issue |
The entire department network was unavailable from 6:30 PM to 9:30 PM due to an issue at our upstream network provider. All systems should be functioning normally now. |
Severe |
| 04.20.2023 09:45 | Intermittent Upstream Network Connectivity - started Monday, March 20 |
Due to a failed router at our upstream network provider, we experienced intermittent network issues on March 20 from around midnight to 2 PM. Our network is currently stable and we do not expect any additional outages, but we are continuing to monitor the situation. |
Moderate |
| 03.21.2023 16:11 | Horvitz Cluster Outage - 1.5 hours between 11 AM and 3 PM on 3/21 |
The Horvitz Cluster will be shut down for about 1.5 hours. All VMs running here will be impacted during this maintenance window. Check your email for more information. |
Heavy |
| 03.21.2023 10:05 | Database Maintenance |
We are performing database maintenance on our Databases servers. The maintenance window would affect Website access, DHCP and new VPN connections, and Wikis. |
Moderate |
| 02.01.2023 22:28 | 2/1 10-10:30PM: Replacement of failed network switch |
On Wednesday, February 1st at 10:00 PM, we will be replacing a failed network switch. We do not expect a general service disruption. Owners of specific affected servers have been informed individually. |
Light |
| 02.01.2023 10:26 | Gitlab Security Update still in progress |
The Gitlab security update scheduled for last night was not completed on time. Gitlab may be unavaiable for a minute while the upgrade completes. |
Light |
| 01.22.2023 14:06 | Failover testing completed - contact the helpdesk if you have any network issues | None | |
| 01.22.2023 14:05 | Network Failover Testing - Sunday, Jan 22, 1-8PM |
Likely minimal packet loss, possiblility of up to 2.5 minute total outage for all department<->campus traffic (IRB<->datacenter traffic should not be affected). |
Light |
| 12.31.2022 22:03 | Identity Management Servers Maintenance - Monday, December 26, 10am - 2pm |
Upgrades will be performed on additional identity management servers (CS authentication, LDAP, DNS). Because of the redundancy, we expect minimal impact to our user community. |
Moderate |