#112438

Frontend GetAds RPC Fails with UNAVAILABLE Connection Refused Error

Log PatternERROR1 all time

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{"first_seen_at":"2026-10-07T19:59:46.617118Z","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⇒<*> µs session;right-badge-neutral⇒<*> user name;right-badge-neutral⇒Demo shopper <*> user id;right-badge-neutral⇒<*>","occurrence_count":1,"pattern_hash":"5b32020a","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},\"session\":{\"id\":\"3ecd05ca-8974-465e-b97b-2ae00af3dfb8\"},\"user\":{\"full_name\":\"Demo shopper 68a252b3\",\"id\":\"68a252b3-3fb1-42f3-8552-c04affb9cf95\"}} status;right-badge-error⇒ERROR protocol;right-badge-neutral⇒rpc duration;right-badge-neutral⇒747.5 µs session;right-badge-neutral⇒3ecd05ca-8974-465e-b97b-2ae00af3dfb8 user name;right-badge-neutral⇒Demo shopper 68a252b3 user id;right-badge-neutral⇒68a252b3-3fb1-42f3-8552-c04affb9cf95","service_name":"frontend","source_field":"summary"}

## Frontend GetAds RPC Fails with UNAVAILABLE Connection Refused Error

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

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Log pattern

Event summary

outgoingGetAdsoteldemo.AdServicegrpc.oteldemo.AdService/GetAdsERRORERRORrpc<*> µs<*> userDemo shopper <*> user<*>

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},"session":{"id":"3ecd05ca-8974-465e-b97b-2ae00af3dfb8"},"user":{"full_name":"Demo shopper 68a252b3","id":"68a252b3-3fb1-42f3-8552-c04affb9cf95"}}ERRORrpc747.5 µs3ecd05ca-8974-465e-b97b-2ae00af3dfb8 userDemo shopper 68a252b3 user68a252b3-3fb1-42f3-8552-c04affb9cf95

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