Temporal customers in AWS us-east-1 experienced gRPC UNIMPLEMENTED errors for 1.8 hours due to a proxy node replacement rollout. The rollout was halted to stop new errors from occurring, and the incident was resolved after a monitoring period.
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This incident has been resolved.
The issue has been identified as being related to a proxy node replacement rollout which has been halted. We are currently monitoring the region but do not anticipate any new errors at this point.
We are currently investigating a small number of gRPC UNIMPLEMENTED errors being returned in the AWS us-east-1 region.
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