Get the runtime logs

###There are two ways to view the server running log:

1. Use visualization console tool GUIConsole, must be open logger Service.

1. View log files(KBE_BIN_PATH/logs/xxx.log).

   Note: if the logger service is started, then the logs will be forwarded to the logger process, logger process will logs write “logger_.*.log". Start logger, you can modify the startup script or modify tools start-layout. https://kbengine.github.io//cn/docs/startup_shutdown.html

###Log types:

DEBUG		: Debug Log 
WARRING		: Warning log 
ERROR		: Error Log 
INFO		: general log 
S_DBG		: Script-layer debug log 
S_ERR		: Script-layer error log 
S_INFO		: Script-layer general log