D:\mongodb\bin>mongo.exe

MongoDB shell version v3.6.0

connecting to: mongodb://127.0.0.1:27017

MongoDB server version: 3.6.0

Server has startup warnings:

2017-12-16T23:50:58.764+0800 I CONTROL  [initandlisten]

2017-12-16T23:50:58.764+0800 I CONTROL  [initandlisten] ** WARNING: Access control is not enabled for the database.

2017-12-16T23:50:58.765+0800 I CONTROL  [initandlisten] **          Read and write access to data and configuration is

 unrestricted.

2017-12-16T23:50:58.766+0800 I CONTROL  [initandlisten]

2017-12-16T23:50:58.767+0800 I CONTROL  [initandlisten] ** WARNING: This server is bound to localhost.

2017-12-16T23:50:58.768+0800 I CONTROL  [initandlisten] **          Remote systems will be unable to connect to this s

erver.

2017-12-16T23:50:58.769+0800 I CONTROL  [initandlisten] **          Start the server with --bind_ip <address> to speci

fy which IP

2017-12-16T23:50:58.770+0800 I CONTROL  [initandlisten] **          addresses it should serve responses from, or with

--bind_ip_all to

2017-12-16T23:50:58.771+0800 I CONTROL  [initandlisten] **          bind to all interfaces. If this behavior is desire

d, start the

2017-12-16T23:50:58.773+0800 I CONTROL  [initandlisten] **          server with --bind_ip 127.0.0.1 to disable this wa

rning.

2017-12-16T23:50:58.774+0800 I CONTROL  [initandlisten]

2017-12-16T23:50:58.775+0800 I CONTROL  [initandlisten]

2017-12-16T23:50:58.775+0800 I CONTROL  [initandlisten] ** WARNING: The file system cache of this machine is configure

d to be greater than 40% of the total memory. This can lead to increased memory pressure and poor performance.

2017-12-16T23:50:58.777+0800 I CONTROL  [initandlisten] See http://dochub.mongodb.org/core/wt-windows-system-file-cach

e

2017-12-16T23:50:58.778+0800 I CONTROL  [initandlisten]

win7的环境，求各位大神告知到底咋回事