Exascale incident

Core routing platform

Notice Resolved View vendor source →

Exascale experienced a notice incident on March 14, 2021 affecting WLV0 - Exascale, Wolverhampton, UK and MCR0 - Datum, Manchester, UK and 1 more component, lasting 1d 2h. The incident has been resolved; the full update timeline is below.

Started
Mar 14, 2021, 05:05 AM UTC
Resolved
Mar 15, 2021, 07:31 AM UTC
Duration
1d 2h
Detected by Pingoru
Mar 14, 2021, 05:05 AM UTC

Affected components

WLV0 - Exascale, Wolverhampton, UKMCR0 - Datum, Manchester, UKTEL0 - Exascale, Telford, UK

Update timeline

  1. investigating Mar 14, 2021, 05:05 AM UTC

    We’re continuing to observe instability in our Cisco IOS XR 9000 series routing platform. We have taken measures to minimise disruption while we implement a tactical fix.

  2. investigating Mar 14, 2021, 09:29 AM UTC

    We've successfully resolved the bug in the RSPs in Wolverhampton. We're going to observe the situation then move on to the Telford router, we will then divert traffic away from Telford to go via Wolverhampton. Then reload Manchester RSPs later this evening.

  3. investigating Mar 14, 2021, 02:12 PM UTC

    We are continuing to investigate this issue.

  4. monitoring Mar 14, 2021, 06:09 PM UTC

    A fix has been implemented and we are monitoring the results.

  5. monitoring Mar 14, 2021, 06:13 PM UTC

    We have stabilised the routing platform, we’re now monitoring the situation.

  6. resolved Mar 15, 2021, 07:31 AM UTC

    We have seen over 12 hours of stability within the platform. Any further remedial actions will be carried out under a planned maintenance window.