pet_app/bin/main/log4j2.yml

Configutation:
  name: Default
  Properties:
    Property:
      name: log_pattern
      value: "%d{yyyy-MM-dd HH:mm:ss.SSS} %5p ${hostName} --- [%15.15t] %-40.40c{1.} : %m%n%ex"
  Appenders:
    Console:
      name: Console_Appender
      target: SYSTEM_OUT
      PatternLayout:
        pattern: ${log_pattern}
  Loggers:
    Root:
      level: info
      AppenderRef:
        - ref: Console_Appender