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operating system

OpenBSD Change Hostname

Q. How do I change my hostname under OpenBSD operating system?
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Linux Track NFS Directory / Disk I/O Stats

How do I track NFS (network filesystem) client metrics (disk I/O) on Linux operating system?
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Linux Hard Disk Format Command

Q. I've installed a new 250GB SATA hard disk on our office CentOS Linux server. How do I format a hard disk under Linux operating system from a shell prompt?
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Q. Is There a UNIX / Linux unerase or undelete command? How do I undelete files under a UNIX / Linux system?
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Linux / UNIX: List Open Files for Process

Q. How do I list all open files for a Linux or UNIX process using command line options?
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Mount Command In UNIX

How do I use the mount command in UNIX to mount my file systems?
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How to Set Up DNS Lookup in Linux

Q. How do I setup DNS Lookup under any Linux distribution ?
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