While the average Unix user is generally satisfied by the date/time stamps that he sees when using the ls -l command, it is sometimes useful to remember that there are actually several time stamps ...

We have looked at the fuser command before to display information about what users or processes are keeping file systems busy. This command can save you a lot of time tracking when you need to quickly ...

There are a number of Linux commands that will display file system types along with the file system names, mount points and such. Some will also display sizes and available disk space. The df command ...

One of the last things the Linux kernel does during system boot is mount the root filesystem. The Linux kernel dictates no filesystem structure, but user space applications expect to find files with ...

When attackers take advantage of an exploit, one of their first goals is to gain superuser (root or administrator) access to the compromised system. If the compromised process is already running with ...

Network file system (NFS), server message block (SMB) and common internet file system (CIFS) are all file access storage protocols, used to access files on remote servers and storage servers (such as ...

In a journaling file system, changes to files and directories are first recorded in the journal. This journal acts as a buffer, ensuring that file system operations are either completed or undone in ...

One particular frustration with the UNIX shell is the inability to easily schedule multiple, concurrent tasks that fully utilize CPU cores presented on modern systems. The example of focus in this ...

Have you ever needed to format a new hard drive or USB drive, and were given the option of selecting from acronyms like FAT, FAT32, or NTFS? Or did you once try plugging in an external device, only ...