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Canonical Outage History

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

There were 1347 Canonical outages since November 2023. The 583 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major April 21, 2026

April 2026: "discourse.ubuntu.com" is Down

Detected Apr 21, 2026 7:38 AM UTC · Resolved Apr 21, 2026 7:52 AM UTC · Duration 15 minutes

The Canonical service discourse.ubuntu.com experienced a major outage that rendered the Ubuntu community forum completely inaccessible. The incident affected users' ability to access community discussions, support resources, and forum content on the Ubuntu Discourse platform. The service was restored after 15 minutes of downtime.

Major April 21, 2026

April 2026: "discourse.ubuntu.com" is Down

Detected Apr 21, 2026 7:13 AM UTC · Resolved Apr 21, 2026 7:32 AM UTC · Duration 20 minutes

The Canonical service discourse.ubuntu.com experienced a major outage that rendered the Ubuntu community forum completely inaccessible. The incident affected users' ability to access community discussions, support resources, and forum content on the Ubuntu Discourse platform. The service was restored after 20 minutes of downtime.

Major April 20, 2026

April 2026: "launchpad.net" is Down

Detected Apr 20, 2026 10:58 AM UTC · Resolved Apr 20, 2026 11:22 AM UTC · Duration 24 minutes

Canonical's launchpad.net service experienced a major outage lasting 24 minutes. The entire launchpad.net platform was affected and unavailable during this period. The service has since been restored to normal operation.

Major April 17, 2026

April 2026: "archive.ubuntu.com" is Down

Detected Apr 17, 2026 7:17 AM UTC · Resolved Apr 17, 2026 7:40 AM UTC · Duration 23 minutes

Canonical's archive.ubuntu.com service experienced a major outage lasting 23 minutes. Users reported that the XK mirror archive was down, preventing access to Ubuntu package repositories. The service has since been restored.

Major April 17, 2026

April 2026: Component "archive.ubuntu.com" and a few other components are Down

Detected Apr 17, 2026 1:15 AM UTC · Resolved Apr 17, 2026 7:28 AM UTC · Duration about 6 hours

Canonical experienced a major outage affecting archive.ubuntu.com and security.ubuntu.com components for 6.2 hours. The incident impacted users' ability to access Ubuntu package repositories and security updates. The services have been restored to normal operation.

Major April 16, 2026

April 2026: Component "blog.ubuntu.com" and a few other components are Down

Detected Apr 16, 2026 4:06 PM UTC · Resolved Apr 16, 2026 4:22 PM UTC · Duration 16 minutes

Canonical experienced a major service incident where the blog.ubuntu.com component and Ubuntu Security API - Notices went down. The outage affected multiple components of Ubuntu's web infrastructure. The incident was resolved after 16 minutes of downtime.

Major April 16, 2026

April 2026: "Ubuntu Matrix Server" is Down

Detected Apr 16, 2026 11:17 AM UTC · Resolved Apr 16, 2026 12:50 PM UTC · Duration about 2 hours

The Ubuntu Matrix Server experienced a major outage lasting 1.6 hours. Users reported severe performance issues with archive.ubuntu.com, including 8-second response times for simple requests and file size mismatches indicating mirror synchronization problems. The service has been restored to normal operation.

Major April 16, 2026

April 2026: Component "security.ubuntu.com" and a few other components are Down

Detected Apr 16, 2026 5:52 AM UTC · Resolved Apr 16, 2026 8:09 AM UTC · Duration about 2 hours

Canonical experienced a major service outage affecting security.ubuntu.com and archive.ubuntu.com components for 2.3 hours. The incident prevented users from accessing Ubuntu security updates and package archives. The services were restored after 2.3 hours, resolving the connectivity issues.

Major April 16, 2026

April 2026: archive.ubuntu.com and security.ubuntu.com under high demand

Detected Apr 16, 2026 12:00 AM UTC · Resolved Apr 16, 2026 8:55 PM UTC · Duration about 21 hours

Canonical's Ubuntu archive servers (archive.ubuntu.com and security.ubuntu.com) experienced high demand that caused slower than normal download speeds. The incident affected users' ability to efficiently download packages and security updates from these primary Ubuntu repositories. The performance issues were resolved after approximately 21 hours.

Major April 14, 2026

April 2026: Component "Landscape Message System" and a few other components are Down

Detected Apr 14, 2026 6:51 PM UTC · Resolved Apr 14, 2026 7:12 PM UTC · Duration 20 minutes

Canonical's Landscape service and Landscape Message System experienced a major outage lasting 20 minutes. Both core Landscape components were completely down during this incident. The service has since been restored to normal operation.