Resolved after 1 hour 18 minutes, affecting EU (cloud.langfuse.com) (LLM-as-a-judge) and US (us.cloud.langfuse.com) (LLM-as-a-judge) and 1 more, on August 18, 2026.
Steady throughput for the last 30 minutes. Delay < 5min.
Affected components
Update timeline
- investigating Aug 18, 2026, 12:06 PM UTC
Eval execution in EU region is taking longer than usual
- investigating Aug 18, 2026, 12:06 PM UTC
Eval execution in EU region is taking longer than usual
- identified Aug 18, 2026, 12:27 PM UTC
evaluation throughput was overwhelmed by a slow tenant/model workload, with lock-expiry retries multiplying work; the concurrent worker rollout prolonged the incident.
- identified Aug 18, 2026, 12:27 PM UTC
evaluation throughput was overwhelmed by a slow tenant/model workload, with lock-expiry retries multiplying work; the concurrent worker rollout prolonged the incident.
- monitoring Aug 18, 2026, 12:47 PM UTC
our autoscaling responded slower than expected, but responded nonetheless. the backlog is draining
- monitoring Aug 18, 2026, 12:47 PM UTC
our autoscaling responded slower than expected, but responded nonetheless. the backlog is draining
- resolved Aug 18, 2026, 01:25 PM UTC
Steady throughput for the last 30 minutes. Delay < 5min.
- resolved Aug 18, 2026, 01:25 PM UTC
Steady throughput for the last 30 minutes. Delay < 5min.
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