[2026-09-03 17:42:47] production.INFO: CSV import started {"session_id":"csv_import_6a993307a28b22.37104401","user_id":110,"user_name":"unknown","ip_address":"221.241.23.166","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.0.0 Safari/537.36 Edg/152.0.0.0","import_config":{"table":"products","mode":"update","total_rows":1667,"mapping":{"product_code":"商品コード","is_gt_catalog":"GTカタログ掲載"}},"file_info":{"name":"カタログ掲載全削除.csv","size":13494,"path":"csv_imports/CvbyfnGivnQByp5iIJ2IBpBMtZm4XPu4njcvXJNg.csv"},"performance":{"start_time":"2026-09-03 17:42:47","start_memory_mb":30.0},"timestamp":"2026-09-03T08:42:47.680024Z","component":"csv_import"} 
[2026-09-03 17:42:54] production.INFO: CSV import completed {"session_id":"csv_import_6a993307a28b22.37104401","user_id":110,"user_name":"unknown","ip_address":"221.241.23.166","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.0.0 Safari/537.36 Edg/152.0.0.0","result":{"import_id":657,"success":true,"total_rows":1667,"processed_rows":1667,"success_rows":1667,"error_rows":0,"warning_rows":0,"has_error_file":false},"performance":{"execution_time_seconds":7.124,"start_memory_mb":30.0,"end_memory_mb":40.0,"peak_memory_mb":40.0,"memory_increase_mb":10.0},"timestamp":"2026-09-03T08:42:54.790023Z","component":"csv_import"} 
[2026-09-03 17:43:52] production.INFO: CSV import started {"session_id":"csv_import_6a993348eaa742.65068623","user_id":110,"user_name":"unknown","ip_address":"221.241.23.166","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.0.0 Safari/537.36 Edg/152.0.0.0","import_config":{"table":"products","mode":"update","total_rows":315,"mapping":{"product_code":"商品コード","is_gt_catalog":"GTカタログ掲載"}},"file_info":{"name":"カタログ掲載更新.csv","size":2591,"path":"csv_imports/O9xmikX6nxKDmVfFLiVtHwlad1HzMgt1FxEAFIJA.csv"},"performance":{"start_time":"2026-09-03 17:43:52","start_memory_mb":30.0},"timestamp":"2026-09-03T08:43:52.973779Z","component":"csv_import"} 
[2026-09-03 17:43:54] production.INFO: CSV import completed {"session_id":"csv_import_6a993348eaa742.65068623","user_id":110,"user_name":"unknown","ip_address":"221.241.23.166","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.0.0 Safari/537.36 Edg/152.0.0.0","result":{"import_id":658,"success":true,"total_rows":315,"processed_rows":315,"success_rows":315,"error_rows":0,"warning_rows":0,"has_error_file":false},"performance":{"execution_time_seconds":1.408,"start_memory_mb":30.0,"end_memory_mb":38.0,"peak_memory_mb":38.0,"memory_increase_mb":8.0},"timestamp":"2026-09-03T08:43:54.369216Z","component":"csv_import"}