Recurring Alpine Slurm controller outage
Update - We are continuing to investigate this issue. We have restored service including both primary and backup Alpine Slurm controllers but anticipate that we may face additional interruptions in the near future. The team has begun root-cause analysis and expect further changes to come. We will provide additional updates Thursday October 1.
Sep 30, 2026 - 16:58 MDT
Investigating - We are investigating an issue with the Alpine Slurm controller, resulting in some queries to the controller or database hanging among other behaviors.
Sep 30, 2026 - 16:35 MDT
Uptime over the past 90 days. View historical uptime.
Research Computing Core Operational
Alpine Partial Outage
Blanca Operational
PetaLibrary Operational
Open OnDemand Operational
AWS ec2-us-west-2 Operational
AWS rds-us-west-2 Operational
AWS s3-us-west-2 Operational
Science Network Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

No incidents or maintenance related to this downtime.

Scheduled Maintenance

Upcoming Monthly Planned Maintenance Oct 7, 2026 06:30 - Oct 8, 2026 06:30 MDT

We will perform our monthly scheduled planned maintenance during this time. Affected services will be unavailable.
Posted on Sep 30, 2026 - 14:07 MDT

Sep 30, 2026

Unresolved incident: Recurring Alpine Slurm controller outage.

Sep 29, 2026

No incidents reported.

Sep 28, 2026

No incidents reported.

Sep 27, 2026

No incidents reported.

Sep 26, 2026

No incidents reported.

Sep 25, 2026

Security Patches
Completed - The scheduled maintenance has been completed.
Sep 25, 16:00 MDT
Verifying - CURC security patches are complete and we are seeing normal cluster behavior. CURC will continue to monitor and verify services.
Sep 25, 15:54 MDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Sep 25, 10:00 MDT
Scheduled - CURC will perform necessary security updates on the network switches supporting Alpine, Blanca, Core Storage, and PetaLibrary.
During this maintenance window, you may experience temporary service interruptions that impact your ability to access data or run jobs. Any jobs actively running during this time will be automatically suspended and will resume once the updates are complete.
Sep 22, 16:52 MDT

Sep 24, 2026

No incidents reported.

Sep 23, 2026

Security Patches
Completed - The scheduled maintenance has been completed.
Sep 23, 17:00 MDT
Verifying - Verification is currently underway for the maintenance items.
Sep 23, 16:48 MDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Sep 23, 16:00 MDT
Update - We will be undergoing scheduled maintenance during this time.
Sep 22, 16:49 MDT
Scheduled - We will be updating networking equipment during this time. There should not be any impact to users. Please contact us if you are experiencing any issues.
Sep 22, 16:49 MDT

Sep 22, 2026

Power Event - Friday 09/11/2026 - Power Loss in Primary Data Center
Resolved - This incident has been resolved.
Sep 22, 16:42 MDT
Monitoring - Power has been restored. Jobs are running on the Alpine and Blanca cluster successfully. We will continue working on minor issues that persisted after the power restore. Please let us know if you are experiencing any issues.
Sep 11, 19:53 MDT
Update - We are continuing to investigate this issue.
Sep 11, 16:04 MDT
Investigating - We are currently receiving UPS alerts indicating the site is operating on battery power. As a precaution, jobs across Alpine and Blanca are being suspended. Data Transfer Nodes (DTNs) will also be taken offline. We are actively monitoring the situation and will provide updates as more information becomes available.
Sep 11, 16:03 MDT

Sep 21, 2026

PetaLibrary Active Outage
Resolved - The PetaLibrary Active tier remains fully functional.
Sep 21, 10:05 MDT
Monitoring - A fix has been implemented and PetaLibrary Active tier allocations are now accessible again. We are continuing to monitor the system.
Sep 19, 12:42 MDT
Investigating - PetaLibrary Active tier is currently unavailable. We are currently investigating the issue.
Sep 19, 10:31 MDT

Sep 20, 2026

No incidents reported.

Sep 19, 2026

Sep 18, 2026

No incidents reported.

Sep 17, 2026

No incidents reported.

Sep 16, 2026

No incidents reported.

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