%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n UTF-8 logs/ryc-backend.log %d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n UTF-8 logs/ryc-backend.%d{yyyy-MM-dd}.%i.log 100MB 30 1GB