MongoDB

Integration Installation

1. Install the Astradot Infra Agent on your server

2. Add a user account to MongoDb with appropriate permissions

   db.createUser({"user":"astuser", "pwd": "pwd1234343", "roles" : [
       {role: 'read', db: 'admin' }, {role: 'clusterMonitor', db: 'admin'}, 
       {role: 'read', db: 'mydb' }]})

3. Edit /etc/astradot-infra/integrations/mongodb.toml

   #For every mongodb instance to monitor, add an [[instance]] block
   [[instance]]
   host = "localhost"
   port = 27017
   username = "astuser"
   password = "pwd1234343"
   database = "mydb""

4. Restart astradot-infra agent

   service astradot-infra restart

Metrics

Metric	Description
Connections	The number of incoming connections from clients to the database server
Opcounters - Query	Rate of queries
Opcounters - Insert	Rate of insert operations
Opcounters - Update	Rate of update operations
Opcounters - Delete	Rate of delete operations
Opcounters - Getmore	Rate of 'getmore' operations
Opcounters - Command	Rate of commands. Counts all commands except the write commands: insert, update, and delete
Opcounters Replication - Insert	Rate of replicated insert operations
Opcounters Replication - Update	Rate of replicated update operations
Opcounters Replication - Delete	Rate of replicated delete operations
Opcounters Replication - Command	Rate of replicated commands
Documents - Inserted	Rate of documents inserted
Documents - Updated	Rate of documents updated
Documents - Deleted	Rate of documents deleted
Documents - Returned	Rate of documents returned by queries
Cursors - Open	Open cursors
Cursors - Timed Out	Rate of timed out cursors
Journal - Commits	The number of transactions written to the journal during the last journal group commit interval
Journal - Journaled	The amount of data in megabytes (MB) written to journal dduring the last journal group commit interval
Journal - Written to files	The amount of data written from journal to the data files during the last journal group commit interval
Network - Bytes In	Rate of network traffic received
Network - Bytes Out	Rate of network traffic sent
Network - Request Rate	Rate of distinct network requests received
Asserts - Regular	Rate of regular assertions
Asserts - Msg	Rate of message assertions
Asserts - User	Rate of "user asserts"
Query Executor - Scanned	Rate of index items scanned during queries and query-plan evaluation
Query Executor - Scanned Objects	Rate of documents scanned during queries and query-plan evaluation
Page Faults	Rate of page faults
Global Lock Queue - Readers	Number of operations that are currently queued and waiting for the read lock
Global Lock Queue - Writers	Number of operations that are currently queued and waiting for the write lock
Operations - Scan and Order	Rate of queries that return sorted numbers that cannot perform the sort operation using an index
Operations - Write Conflicts	Rate of queries that encountered write conflicts