2024-01-15 08:23:14.123 INFO [main] ApplicationStartup - Application starting up 2024-01-15 08:23:14.456 INFO [main] DatabaseConnector - Connecting to database 2024-01-15 08:23:14.789 INFO [main] DatabaseConnector - Database connection established 2024-01-15 08:23:15.012 INFO [main] CacheManager - Initializing cache with 1024MB 2024-01-15 08:23:15.234 INFO [main] ApplicationStartup - Application ready to serve requests 2024-01-15 08:24:01.567 INFO [http-1] UserService - User login attempt for user_id=12345 2024-01-15 08:24:01.789 INFO [http-1] UserService - User login successful for user_id=12345 2024-01-15 08:24:15.123 INFO [http-2] ProductService - Fetching product catalog 2024-01-15 08:24:15.456 DEBUG [http-2] ProductService - Cache hit for product catalog 2024-01-15 08:25:30.789 INFO [http-3] PaymentService - Processing payment for order_id=ORD-98765 2024-01-15 08:25:31.012 ERROR [http-3] PaymentService - Payment gateway timeout for order_id=ORD-98765 2024-01-15 08:25:31.234 WARN [http-3] PaymentService - Retrying payment for order_id=ORD-98765 2024-01-15 08:25:32.456 INFO [http-3] PaymentService - Payment successful on retry for order_id=ORD-98765 2024-01-15 08:26:45.678 INFO [http-4] UserService - User logout for user_id=12345 2024-01-15 08:27:00.901 ERROR [http-5] ProductService - Product not found: SKU-00000 2024-01-15 08:27:15.234 INFO [http-6] OrderService - New order created: ORD-98766 2024-01-15 08:28:30.567 ERROR [http-7] PaymentService - Invalid card number for order_id=ORD-98766 2024-01-15 08:28:30.789 INFO [http-7] PaymentService - Payment declined notification sent 2024-01-15 08:29:45.012 WARN [scheduler] CacheManager - Cache memory usage at 80% 2024-01-15 08:30:00.234 INFO [http-8] UserService - New user registration: user_id=12346 2024-01-15 08:30:15.456 ERROR [http-8] UserService - Email validation failed for user_id=12346 2024-01-15 08:31:30.678 INFO [http-9] ProductService - Product search: query="laptop" 2024-01-15 08:31:30.901 DEBUG [http-9] ProductService - Found 47 products matching query 2024-01-15 08:32:45.123 ERROR [http-10] PaymentService - Connection refused to payment gateway 2024-01-15 08:32:45.345 ERROR [http-10] PaymentService - Connection refused to payment gateway 2024-01-15 08:32:45.567 ERROR [http-10] PaymentService - Connection refused to payment gateway 2024-01-15 08:32:46.789 WARN [http-10] PaymentService - Circuit breaker opened for payment gateway 2024-01-15 08:33:00.012 INFO [scheduler] HealthCheck - All services healthy 2024-01-15 08:34:15.234 INFO [http-11] OrderService - Order shipped: ORD-98760 2024-01-15 08:35:30.456 ERROR [http-12] DatabaseConnector - Query timeout: SELECT * FROM large_table 2024-01-15 08:35:30.678 WARN [http-12] DatabaseConnector - Slow query detected, consider optimization 2024-01-15 08:36:45.901 INFO [http-13] UserService - Password reset requested for user_id=12340 2024-01-15 08:37:00.123 INFO [http-13] UserService - Password reset email sent 2024-01-15 08:38:15.345 ERROR [http-14] PaymentService - Insufficient funds for order_id=ORD-98767 2024-01-15 08:38:15.567 INFO [http-14] PaymentService - Payment declined notification sent 2024-01-15 08:39:30.789 INFO [scheduler] CacheManager - Cache cleanup completed 2024-01-15 08:40:45.012 ERROR [http-15] ProductService - Image upload failed: file too large 2024-01-15 08:41:00.234 INFO [http-16] OrderService - Order cancelled by user: ORD-98768 2024-01-15 08:42:15.456 WARN [monitor] SystemMonitor - CPU usage at 75% 2024-01-15 08:43:30.678 ERROR [http-17] PaymentService - Payment gateway timeout for order_id=ORD-98769 2024-01-15 08:43:31.901 ERROR [http-17] PaymentService - Payment gateway timeout for order_id=ORD-98769 2024-01-15 08:43:33.123 ERROR [http-17] PaymentService - Payment failed after retries for order_id=ORD-98769 2024-01-15 08:44:45.345 INFO [http-18] UserService - User preferences updated for user_id=12345 2024-01-15 08:45:00.567 INFO [scheduler] BackupService - Starting daily backup 2024-01-15 08:55:15.789 INFO [scheduler] BackupService - Daily backup completed successfully 2024-01-15 08:56:30.012 ERROR [http-19] UserService - Authentication failed: invalid token 2024-01-15 08:57:45.234 INFO [http-20] ProductService - Inventory updated for SKU-12345 2024-01-15 08:58:00.456 WARN [monitor] SystemMonitor - Memory usage at 85% 2024-01-15 08:59:15.678 ERROR [http-21] PaymentService - Connection refused to payment gateway 2024-01-15 09:00:30.901 INFO [scheduler] HealthCheck - PaymentService degraded 2024-01-15 09:01:45.123 INFO [http-22] OrderService - Bulk order import: 150 orders 2024-01-15 09:02:00.345 ERROR [http-22] OrderService - Bulk import partially failed: 3 invalid records 2024-01-15 09:03:15.567 INFO [main] ApplicationStartup - Configuration reload requested 2024-01-15 09:03:15.789 INFO [main] ApplicationStartup - Configuration reloaded successfully