free disk space

Here is a quick question by one of our regular reader : How to write a perl script that can monitor my disk space under UNIX or Linux and send me an email alert? There is a nice perl system routine called Perl df or Filesys::DiskSpace. This routine displays information on a file system such […]

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You will never notice something like this on FreeBSD or Linux Desktop home system or your personal UNIX or Linux workstation. However, sometime on a production UNIX server you will notice that both df (display free disk space) and du (display disk usage statistics) reporting different output. Usually df will output a bigger disk usage […]

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