#112500

New gRPC AdService GetAds Calls Fail with UNAVAILABLE Errors

Log PatternERROR2 all time

Events

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Evidence

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{"first_seen_at":"2026-10-08T19:57:37.218815Z","log_level":null,"log_pattern":"request_type;neutral⇒outgoing rpc.method;neutral⇒GetAds rpc.service;neutral⇒oteldemo.AdService span_name;neutral⇒grpc.oteldemo.AdService/GetAds status;badge-error⇒ERROR status;right-badge-error⇒ERROR protocol;right-badge-neutral⇒rpc duration;right-badge-neutral⇒<*> ms","occurrence_count":2,"pattern_hash":"1409c5ab","sample_message":"request_type;neutral⇒outgoing rpc.method;neutral⇒GetAds rpc.service;neutral⇒oteldemo.AdService span_name;neutral⇒grpc.oteldemo.AdService/GetAds status;badge-error⇒ERROR attributes;text-textWeak⇒{\"grpc\":{\"error_message\":\"14 UNAVAILABLE: No connection established. Last error: Error: connect ECONNREFUSED 10.43.3.105:8080. Resolution note: \",\"error_name\":\"Error\"},\"rpc\":{\"grpc\":{\"status_code\":14},\"method\":\"GetAds\",\"service\":\"oteldemo.AdService\",\"system\":\"grpc\"},\"server\":{\"address\":\"ad\",\"port\":8080}} status;right-badge-error⇒ERROR protocol;right-badge-neutral⇒rpc duration;right-badge-neutral⇒6.3 ms","service_name":"frontend","source_field":"summary"}

## New gRPC AdService GetAds Calls Fail with UNAVAILABLE Errors

- Type: log_pattern
- Severity: info
- Service: frontend

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Log pattern

Event summary

outgoingGetAdsoteldemo.AdServicegrpc.oteldemo.AdService/GetAdsERRORERRORrpc<*> ms

Event sample

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outgoingGetAdsoteldemo.AdServicegrpc.oteldemo.AdService/GetAdsERROR{"grpc":{"error_message":"14 UNAVAILABLE: No connection established. Last error: Error: connect ECONNREFUSED 10.43.3.105:8080. Resolution note: ","error_name":"Error"},"rpc":{"grpc":{"status_code":14},"method":"GetAds","service":"oteldemo.AdService","system":"grpc"},"server":{"address":"ad","port":8080}}ERRORrpc6.3 ms

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