Resolved after 5 hours 51 minutes, affecting Altmetric Explorer, on May 26, 2021.
The root cause of the outage has been identified as a cascading failure of the primary database instance powering the Altmetric Explorer due to a failure of replication to secondary instances. The main fault has been rectified with the primary database now online and functionality restored to the Altmetric Explorer. We will continue monitoring the situation for any further issues and proceed with a full post-mortem analysis during the course of the day.
Affected components
Update timeline
- identified May 26, 2021, 03:41 AM UTC
We have identified an incident involving the main database powering the Altmetric Explorer resulting in a complete loss of functionality and are currently working on a solution to restore service. Further update will be posted at 5AM BST.
- monitoring May 26, 2021, 04:08 AM UTC
The root cause of the outage has been identified as a cascading failure of the primary database instance powering the Altmetric Explorer due to a failure of replication to secondary instances. The main fault has been rectified with the primary database now online and functionality restored to the Altmetric Explorer. We will continue monitoring the situation for any further issues and proceed with a full post-mortem analysis during the course of the day.
- resolved May 26, 2021, 09:32 AM UTC
This incident has been resolved.
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