Logz.io change history: us-east-1 - Metrics Ingestion - Inconsistent Ingestion

Logz.io reported a major incident causing inconsistent Metrics Ingestion in AWS N. Virginia (us-east-1), affecting ingestion reliability. It started at 2025-09-16 01:14 UTC and was resolved at 2025-09-16 02:08 UTC, lasting 53 min; Logz.io implemented a fix but did not state a cause.