A fundamental of file systems since their inception has been their locking mechanisms. These exist so that different users and applications working on the same file (or region of a file) ...

To avert the problems associated with the file locking mechanism, POSIX introduced record locking via the fcntl() syscall (the pre-POSIX lockf() and flock() syscalls provide the same functionality but ...

File, block and object are fundamental to how users and applications access and modify data storage. That’s been the case for decades, and the transition to the cloud has seen that remain so – but ...

I'm trying to control concurrent access to a file in a Win32 application. The file is a SQLite database, and on Windows SQLite opens files via CreateFile() with FILE_SHARE_READ and FILE_SHARE_WRITE ...

The current perception of cloud storage begins and ends as a cheap repository for bits, but cloud storage is much more than that. This vendor-written tech primer has been edited by Network World to ...