We identified the root cause of the problem as a particular corner case query that caused the time series service to fail to compact data, thus exhausting CPU with retries. We rolled out a fix for this particular problem and the service has recovered.
Resolved
We identified the root cause of the problem as a particular corner case query that caused the time series service to fail to compact data, thus exhausting CPU with retries. We rolled out a fix for this particular problem and the service has recovered.
Investigating
Users of Raw, timeseries and possibly other components in the westeurope-1 cluster may experience elevated error rates. We are investigating.