One of the nice things about Linux and similar operating systems is that you can investigate something to any level you wish. If a program has a problem you can decompile it, debug it, trace it, an… ...

Before Linux 2.6.19, you had to call msync to make sure the file wrote to disk, but now you don’t.

Linux has an efficient method for alerting user-space processes to changes impacting files of interest. The inotify Linux system calls were first discussed here in Linux Journal in a 2005 article by ...

Linux system calls never change. What, never? Hardly ever. One of the fundamental principles of Linux kernel development is that user-space interfaces are set in stone. Once an API has been made ...

The flags available to the clone call are: CLONE_VM - share memoryCLONE_FILES - share file descriptorsCLONE_SIGHAND - share signal handlersCLONE_VFORK - allow child to signal parent on exitCLONE_PID - ...

Linux is the most flexible and customizable operating system on the planet. That customizability starts deep within the heart of the Linux kernel and the file system. A computer file system is a ...

If you're new to Linux, knowing how the file system is laid out will alleviate some confusion.

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 ...