TeraSwitch incident
TYO1 - Network Connectivity Issue - Single Rack
TeraSwitch experienced a major incident on April 30, 2026 affecting TYO1 - Tokyo, Japan, lasting 17h 57m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Apr 30, 2026, 11:33 PM UTC
Teraswitch has identified a top-of-rack switch failure at our TYO1 site affecting a small subset of customers there. Services single homed to this switch are currently offline. We are working on an immediate replacement and will provide updates as more information becomes available.
- identified May 01, 2026, 04:01 AM UTC
The failed switch has been replaced and is being finalized for production. We will provide an update once affected services are fully restored.
- monitoring May 01, 2026, 05:44 AM UTC
Our replacement switch is in service and all affected services should be restored at this time. If you have any further issues, please contact Teraswitch Support at [email protected].
- resolved May 01, 2026, 05:30 PM UTC
This incident has been resolved.