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Harness Outage History

Every past Harness outage tracked by IsDown, with detection times, duration, and resolution details.

There were 313 Harness outages since October 2018. The 106 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor March 5, 2026

March 2026: Code Module is not accessible on prod1/2/3

Detected Mar 5, 2026 4:21 PM EST · Resolved Mar 5, 2026 6:45 PM EST · Duration about 2 hours

The Harness Code Module became inaccessible across production environments prod1, prod2, and prod3. The issue was identified and a fix was implemented after investigation, with the service being monitored before full resolution after 2.4 hours.

Minor March 5, 2026

March 2026: CCM - Delay in Cloud provider billing data in EU1 environment

Detected Mar 5, 2026 8:27 AM EST · Resolved Mar 5, 2026 1:05 PM EST · Duration about 5 hours

Harness experienced a delay in Cloud provider billing data processing within their EU1 environment, affecting the Cloud Cost Management (CCM) service for 4.6 hours. The incident was identified and subsequently resolved, restoring normal billing data flow to the affected region.

Major March 3, 2026

March 2026: [Prod-8] Degraded access to the login page

Detected Mar 3, 2026 5:32 AM EST · Resolved Mar 3, 2026 11:42 AM EST · Duration about 6 hours

Harness experienced degraded access to the login page for 6.2 hours. The issue affected users' ability to log into the platform. A fix was implemented and the incident was resolved after monitoring confirmed the solution was effective.

Minor February 27, 2026

February 2026: Slowness in Pipeline Execution graph UI

Detected Feb 27, 2026 9:44 AM EST · Resolved Feb 27, 2026 11:08 AM EST · Duration about 1 hour

Harness experienced slowness in the Pipeline Execution graph UI that affected the Continuous Delivery - Next Generation (CDNG) interface for 1.4 hours. Pipeline executions continued to function normally while only the UI display was impacted. The issue was identified and resolved with a implemented fix.

Major February 26, 2026

February 2026: Prod1/Prod2 pipelines and logins are facing an issue

Detected Feb 26, 2026 12:56 PM EST · Resolved Feb 26, 2026 1:32 PM EST · Duration 36 minutes

Harness experienced a major incident affecting Prod1/Prod2 pipelines and user logins in their Continuous Delivery Next Generation service. The issue impacted users' ability to access the platform and run deployment pipelines. The incident was resolved after 36 minutes once the engineering team identified the root cause and implemented a fix.

Major February 24, 2026

February 2026: Hosted CI mac builds are impacted

Detected Feb 24, 2026 11:37 AM EST · Resolved Feb 24, 2026 12:12 PM EST · Duration 35 minutes

Harness experienced a major incident affecting their Continuous Integration Enterprise Mac Cloud Builds service for 35 minutes. The issue impacted hosted CI mac builds, preventing users from running their continuous integration workflows on Mac infrastructure. The incident was resolved after the team identified the root cause and implemented a fix.

Minor February 23, 2026

February 2026: Degraded performance in SEI insights

Detected Feb 23, 2026 6:03 AM EST · Resolved Feb 23, 2026 9:25 AM EST · Duration about 3 hours

Harness experienced degraded performance in SEI insights for 3.2 hours. The issue was identified and a fix was implemented, with monitoring confirming the resolution. The incident was classified as minor impact.

Minor February 23, 2026

February 2026: Hosted CI Builds Failing

Detected Feb 23, 2026 3:37 AM EST · Resolved Feb 23, 2026 3:54 AM EST · Duration 17 minutes

Harness experienced a minor incident where hosted CI builds were failing, affecting the Continuous Integration Enterprise (CIE) Self Hosted Runners components. A fix was implemented and the incident was resolved after 17 minutes of monitoring to ensure the solution was effective.