我检查过其他类似的帖子,但没有一个适合我的情况。
在连接到 MongoDB Atlas 之前,我升级了 mongo shell,从中创建了一个免费的沙箱数据库。我使用以下内容进行连接,这是由 atlas 提供的。
mongo "mongodb+srv://cluster0-z2lf6.mongodb.net/test" --authenticationDatabase admin --username <user> --password <password>
image of the user of database:
screenshot of the overview of the database:
These are the detail of database:
然而,终端显示了这个(我只包含了大约 15 行,其余都是重复的。):
MongoDB shell version v3.6.0
connecting to: mongodb+srv://cluster0-z2lf6.mongodb.net/test
2017-12-24T14:39:42.806+0800 I NETWORK [thread1] Starting new replica set monitor for Cluster0-shard-0/cluster0-shard-00-00-z2lf6.mongodb.net.:27017,cluster0-shard-00-01-z2lf6.mongodb.net.:27017,cluster0-shard-00-02-z2lf6.mongodb.net.:27017
2017-12-24T14:39:42.990+0800 W NETWORK [ReplicaSetMonitor-TaskExecutor-0] Failed to connect to 34.232.245.97:27017, in(checking socket for error after poll), reason: Connection refused
2017-12-24T14:39:42.991+0800 W NETWORK [thread1] Failed to connect to 35.168.27.238:27017, in(checking socket for error after poll), reason: Connection refused
2017-12-24T14:39:43.492+0800 W NETWORK [ReplicaSetMonitor-TaskExecutor-0] Failed to connect to 52.20.90.64:27017, in(checking socket for error after poll), reason: Connection refused
2017-12-24T14:39:43.492+0800 W NETWORK [ReplicaSetMonitor-TaskExecutor-0] Unable to reach primary for set Cluster0-shard-0
2017-12-24T14:39:43.492+0800 I NETWORK [ReplicaSetMonitor-TaskExecutor-0] Cannot reach any nodes for set Cluster0-shard-0. Please check network connectivity and the status of the set. This has happened for 1 checks in a row.
2017-12-24T14:39:43.997+0800 W NETWORK [thread1] Failed to connect to 35.168.27.238:27017, in(checking socket for error after poll), reason: Connection refused
2017-12-24T14:39:44.000+0800 W NETWORK [thread1] Failed to connect to 34.232.245.97:27017, in(checking socket for error after poll), reason: Connection refused
2017-12-24T14:39:44.003+0800 W NETWORK [thread1] Failed to connect to 52.20.90.64:27017, in(checking socket for error after poll), reason: Connection refused
2017-12-24T14:39:44.004+0800 W NETWORK [thread1] Unable to reach primary for set Cluster0-shard-0
2017-12-24T14:39:44.004+0800 I NETWORK [thread1] Cannot reach any nodes for set Cluster0-shard-0. Please check network connectivity and the status of the set. This has happened for 2 checks in a row.
此连接错误的原因可能是什么?