[2026-04-04 10:32:37] production.INFO: CSV import started {"session_id":"csv_import_69d06a35d4f831.42006271","user_id":0,"user_name":"unknown","ip_address":"211.19.31.78","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36","import_config":{"table":"sales_budget_targets","mode":"insert","total_rows":1085,"mapping":{"target_ym":"年月","sales_user_code":"営業担当者コード","category_lv2_name":"商品中分類名","gross_profit_budget_amount":"粗利目標","sales_budget_amount":"売上目標","note":"備考"}},"file_info":{"name":"94_営業予算マスタ_20265～.csv","size":47988,"path":"csv_imports/iEWPovVUcKOkHiWLAvERuuWxZdeeU7VSbattkgb2.csv"},"performance":{"start_time":"2026-04-04 10:32:37","start_memory_mb":30.0},"timestamp":"2026-04-04T01:32:37.888017Z","component":"csv_import"} 
[2026-04-04 10:32:42] production.INFO: CSV import completed {"session_id":"csv_import_69d06a35d4f831.42006271","user_id":0,"user_name":"unknown","ip_address":"211.19.31.78","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36","result":{"import_id":1,"success":true,"total_rows":1085,"processed_rows":1085,"success_rows":1085,"error_rows":0,"warning_rows":0,"has_error_file":false},"performance":{"execution_time_seconds":4.589,"start_memory_mb":30.0,"end_memory_mb":38.0,"peak_memory_mb":38.0,"memory_increase_mb":8.0},"timestamp":"2026-04-04T01:32:42.461157Z","component":"csv_import"} 
[2026-04-04 15:15:51] production.INFO: CSV import started {"session_id":"csv_import_69d0ac97894ee9.25175303","user_id":0,"user_name":"unknown","ip_address":"211.19.31.78","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36","import_config":{"table":"sales_budget_targets","mode":"insert","total_rows":2604,"mapping":{"target_ym":"年月","sales_user_code":"営業担当者コード","category_lv2_name":"商品中分類名","gross_profit_budget_amount":"粗利目標","sales_budget_amount":"売上目標","note":"備考"}},"file_info":{"name":"94_営業予算マスタ.csv","size":114946,"path":"csv_imports/WXUKHE08FdBMbjUkDPSXF130mfVD4ZXahCoDmban.csv"},"performance":{"start_time":"2026-04-04 15:15:51","start_memory_mb":30.0},"timestamp":"2026-04-04T06:15:51.582767Z","component":"csv_import"} 
[2026-04-04 15:16:02] production.INFO: CSV import completed {"session_id":"csv_import_69d0ac97894ee9.25175303","user_id":0,"user_name":"unknown","ip_address":"211.19.31.78","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36","result":{"import_id":2,"success":true,"total_rows":2604,"processed_rows":2604,"success_rows":2604,"error_rows":0,"warning_rows":0,"has_error_file":false},"performance":{"execution_time_seconds":11.048,"start_memory_mb":30.0,"end_memory_mb":40.0,"peak_memory_mb":40.0,"memory_increase_mb":10.0},"timestamp":"2026-04-04T06:16:02.610075Z","component":"csv_import"}