fstatfs64 - Linux
Overview
fstatfs64 retrieves information about a mounted file system. It’s typically used for obtaining details about storage space, file system type, and other file system attributes.
Syntax
fstatfs64 [-h] [-t FS_TYPE] FILE
Options/Flags
- -h, –help: Display help information.
- -t, –type=FS_TYPE: Specify the file system type (e.g., ext4, btrfs, ntfs).
Examples
Get file system information for the root partition:
fstatfs64 /
Get specific file system type information:
fstatfs64 -t ext4 /mnt/data
Get file system information using file descriptor:
fstatfs64 -t ext4 /dev/sda1
Common Issues
- Invalid file system type: Ensure the specified file system type is correct.
- Permission denied: Verify you have sufficient permissions to access the file system.
- File not mounted: The specified file or device must be mounted to retrieve information.
Integration
- df: Display information about disk space usage, which can be combined with fstatfs64 for detailed file system attributes.
- mount: Can be used to verify or adjust file system mount settings based on the information provided by fstatfs64.
Related Commands
- fstype – Identify the file system type of a device.
- statfs – Similar to fstatfs64 but returns less detailed information.