How do I monitor my MongoDB server?

How do I monitor my MongoDB server?

MongoDB Performance Monitoring Tools

1. mongostat Command. mongostat is used to get a quick overview of the status of your MongoDB server instance.
2. mongotop Command. mongotop tracks the amount of time a MongoDB instance spends reading and writing data per collection.
3. rs. status() Command.
4. db.
5. dbStats Command.
6. collStats Command.

How do I inspect a database in MongoDB?

If you want to check your databases list, use the command show dbs. Your created database (mydb) is not present in list. To display database, you need to insert at least one document into it. In MongoDB default database is test.

How do I view all MongoDB databases?

7 Answers. Listing all the databases in mongoDB console is using the command show dbs .

How does MongoDB cloud connect to database?

To connect to a MongoDB, retrieve the hostname and port information from Cloud Manager and then use a MongoDB client, such as mongosh or a MongoDB driver, to connect. To connect to a cluster, retrieve the hostname and port for the mongos process.

Where is my MongoDB database?

The default location for the MongoDB data directory is c:\data\db. So you need to create this folder using the Command Prompt. Execute the following command sequence. Then you need to specify set the dbpath to the created directory in mongod.exe.

How does MongoDB monitoring work in Cloud Manager?

The Cloud Manager monitoring agent connects to the node you selected and discovers all other nodes in your cluster. It then collects statistics from the nodes in your cluster and transmits them securely back to Cloud Manager. No MongoDB data is transmitted – only statistics and metadata.

How to check the CPU utilization of MongoDB?

We can monitor the CPU performance of the database server by using the top command. The top is OS command using top command we can check whole database server performance. In top command, we can check load average, CPU, and memory utilization. The below example show that check CPU utilization of the MongoDB server.

What does the serverstatus command do in MongoDB?

The serverStatus command, or db.serverStatus () from the shell, returns a general overview of the status of the database, detailing disk usage, memory use, connection, journaling, and index access. The command returns quickly and does not impact MongoDB performance. serverStatus outputs an account of the state of a MongoDB instance.

Do you need to monitor replication lag in MongoDB?

Beyond the basic monitoring requirements for any MongoDB instance, for replica sets, administrators must monitor replication lag. “Replication lag” refers to the amount of time that it takes to copy (i.e. replicate) a write operation on the primary to a secondary.