Magic Transit degraded performance

Incident Report for Cloudflare

Resolved

This incident has been resolved.

Posted Feb 12, 2021 - 10:39 UTC

Update

The second (of two) fix is being deployed into production.

Posted Feb 12, 2021 - 07:23 UTC

Update

The fix is being deployed into production.

Posted Feb 12, 2021 - 04:07 UTC

Monitoring

Change has been tested to resolve issue and was successful in simulation environment. We are proceeding to apply to production deployment.

Posted Feb 12, 2021 - 02:38 UTC

Update

Cloudflare engineering is testing a prospective resolution to this issue. We will post updates as they become available.

Posted Feb 12, 2021 - 00:47 UTC

Identified

Customers using the "clear don't fragment bit" feature or with specific static route configurations may experience degraded performance for applications requiring high MTU packets.

Posted Feb 11, 2021 - 23:26 UTC

This incident affected: Cloudflare Sites and Services (Magic Transit).

Cloudflare System Status