Database stats mongodb
Data size, storage size, collection count for a database
mongosh --eval 'db.stats()' mongodb://mongo:27017/mydb
more mongodb
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Collection stats
mongosh --eval 'db.myCollection.stats()' mongodb://mongo:27017/mydb
Current operations
mongosh --eval 'db.currentOp({active:true,secs_running:{$gt:5}})' mongodb://mongo:27017
Create dump
mongodump --uri='mongodb://user:pass@mongo:27017' --db=mydb --out=/backups/
Restore dump
mongorestore --uri='mongodb://user:pass@mongo:27017' --db=mydb /backups/mydb/
List indexes
mongosh --eval 'db.myCollection.getIndexes()' mongodb://mongo:27017/mydb