How to modify the contents of the kernel parameter file in Linux?

To modify the content of the Linux kernel parameter file, you can follow these steps:

1. Open the terminal and log in as the root user or use the sudo command to obtain root privileges.
2. Open the kernel parameter file with a text editor (such as vi, nano, etc.), usually located in /etc/sysctl.conf, and execute the following command to open the file:
3. Edit /etc/sysctl.conf using vi.
4. In the opened file, locate the line of the kernel parameter that needs to be modified, with each line in the format of parameter name=parameter value.
5. Adjust the parameter values to the desired value as needed.
6. Save the file and exit the editor.
7. Execute the following command to apply the new kernel parameters:
8. Reload the system’s settings.
9. This will reload and apply the modified kernel parameters.

Changing kernel parameters may impact the stability and performance of the system, so please proceed with caution and make sure to backup the original kernel parameter file to prevent any unexpected situations.