Permanently Set the MongoDB Data Directory
For a permanent solution, specify the data directory in MongoDB’s configuration file, `mongod.conf`, commonly located in ‘/etc/mongod.conf‘.
1. Open `mongod.conf` and add the following line:
storage:
dbPath: /mnt/mongodb-data
2. Restart MongoDB to apply the changes.
Result: MongoDB will automatically utilize the specified directory for storage upon startup.
Example: Automating the Process through a Configuration File
Instead of specifying ‘–dbpath‘ every time, we can specify the data directory in MongoDB’s configuration file, typically named ‘mongod.conf‘, located in ‘/etc/mongod.conf‘ or a similar directory.
Add the following line to the configuration file:
storage:
dbPath: /mnt/mongodb-data
Result: When we start MongoDB using this configuration file, it will automatically use the specified directory for storage.
How to Change the Data Store Directory in MongoDB?
MongoDB, a versatile NoSQL database, provides default storage for its data files in the ‘/data/db’ directory on Unix-like systems and ‘\data\db’ on Windows. While this default setup is suitable for many applications, it may not always be ideal, especially for large-scale projects or when storage space is limited.
Recognizing the importance of flexibility, MongoDB allows administrators to define a custom directory for their data files, an important step in optimizing database performance. In this article, we will learn about How to Change the Data Store Directory in MongoDB by understanding various methods with the help of examples and so on.