log4js & log4js syslog

log4js

var log4js = require('log4js');

log4js.configure({
  appenders: [
    { type: 'console' },
    { type: 'file', filename: 'cheese.log', category: 'cheese' },
    {
      type: 'log4js-syslog-appender',
      tag: 'My API',
      facility: 'local0',
      "path": "/dev/log",
      "transport": "socket"
    }
  ],
  levels:{
    console:'ERROR',
    cheese:'WARN',
    syslog:'WARN'
  },
  replaceConsole: true
});

var logger = log4js.getLogger('syslog');
var logger1 = log4js.getLogger('cheese');

console.log('a console log');
logger.trace('a trace message');
logger.debug('a debug message');
logger.info('an info message');
logger.warn('a warning message');
logger.error('an error message');
logger.fatal('a fatal message');
logger1.fatal('a fatal message');