Core router reload in Amsterdam (AMS1)

Affected:

Network · AMS1, VPS hosts · AMS1

Duration

2 h 13

Reference

inc-20250126-1

Timeline

1. Resolved26 Jan 2025, 08:48 UTC

   Resolved. The vendor supplied a fix and both routers are back in the active/active configuration. Impact was limited to TCP session resets for a few seconds.

2. Monitoring26 Jan 2025, 08:04 UTC

   The affected router is back and synchronised. We are keeping traffic on the redundant path while we watch for a recurrence.

3. Identified26 Jan 2025, 07:10 UTC

   The reload was triggered by a software bug affecting the route processor. The redundant router is carrying all traffic normally.

4. Investigating26 Jan 2025, 06:35 UTC

   A core router in Amsterdam (AMS1) reloaded unexpectedly. Traffic failed over to the redundant router within seconds; some sessions may have been reset.

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