[From string (line 92) ]                                                                                    
                                                                                                            
@startuml distribution-다중채널배포                                                                         
                                                                                                            
                                                                                                            
                                                                                                            
                                                                                                            
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... ( skipping 238 lines )                                                                                  
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                else 실패 (일시적 오류)                                                                     
                    WooridongneTV --> Retry: 500 Internal Server Error                                      
                    deactivate WooridongneTV                                                                
                    note over Retry: 지수 백오프 대기\n(1초 → 2초 → 4초)                                    
                end                                                                                         
            end                                                                                             
                                                                                                            
            alt 3회 모두 실패                                                                               
                Retry --> Distributor: 배포 실패 (Retry 소진)                                               
                deactivate Retry                                                                            
                Distributor -> CB: recordFailure("WooridongneTV")                                           
                note over CB: 실패율 50% 초과 시\nCircuit Open (30초)                                       
                Distributor -> DB: 배포 채널 로그 저장\n{channel: WooridongneTV, status: FAILED, retries: 3}
                Distributor --> Service: 실패 (Retry 소진)                                                  
            end                                                                                             
        end                                                                                                 
        deactivate Distributor                                                                              
    end                                                                                                     
                                                                                                            
and                                                                                                         
^^^^^                                                                                                       
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