配置文件的格式变了是这样子的啦：systemLog: destination: file path: "/var/log/mongodb/mongodb.log" logAppend: true storage: journal: enabled: trueprocessManagement: fork: true net: bindIp: 127.0.0.1 port: 27017 setParameter: enableLocalhostAuthBypass: false ...如果想要添加其他参数，请到这里查看吧：http://docs.mongodb.org/manual/reference/configuration-options/