Could be an issue with too many tombstones in their Cassandra cluster. If there is an increase in deleted data (very possible given the blackout), the cluster c

Could be an issue with too many tombstones in their Cassandra cluster. If there is an increase in deleted data (very possible given the blackout), the cluster could be having some issues. No doubt they have regularly, scheduled repairs on their tables, but those are not fast operations on huge clusters. I hope its that and not something more dubious.