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UNIX / Linux: Copy Master Boot Record (MBR)
How do I copy MBR from one hard disk to another hard disk under Debian Linux?Read answer to: "UNIX / Linux: Copy Master Boot Record (MBR)"
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HowTo: Find Out Hard Disk Specs / Details on Linux
Can you tell me a Linux command to find out information about my hard disk such as description, product name, bus type, size, and cache memory size under Linux operating systems using command line...
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Linux Copy One Hard Disk to Another Using dd Command
Q. How can I copy one hard disk to another using dd command? A. dd command can copy disk in raw format. It will copy partition table and bootloader and all partitions within this disk. For example, you...
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Unix Create a Symbolic Link
How do I create file links under UNIX / Linux / BSD operating systems?Read answer to: "Unix Create a Symbolic Link"
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Throttle The Disk I/O Rate: Limit disk I/O For rsync Tool
I run a backup script called /root/backup.sh which runs rsync command. However, rsync makes a lots of disk I/O and network I/O. I would like to reduce both disk and network I/O. My server has 10Mbps...
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How To Find Hard Disk Revolutions Per Minute (RPM) Speed From A Shell Prompt
How do I find out my SCSI hard disk RPM speed from a Linux shell prompt without opening my server case? How do I find out hard disk model and serial number from a shell prompt?Read answer to: "How To...
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FreeBSD: How To Add A Second Hard Disk
Q. How do I add a second hard disk to my FreeBSD server? How do I partition, label and mount a new hard disk under FreeBSD for backup or additional data?Read answer to: "FreeBSD: How To Add A Second...
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SELinux Apache Allow To Serve The Contents Of a Loopback Mounted ISO Image
Q. How do I configure CentOS Linux SELinux security to permit httpd 2.2 (Apache web server) to serve the contents of a loopback mounted ISO images located at /var/www/html/lan/iso directory?Read...
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Debian / Ubuntu Linux: Clear the Package Cache
Q. I've Debian Linux installed on 10 GB hard disk and noticed that /var/cache/apt/archives/ has lots of file taking my precious 1Gb disk space. Can I remove those file safely without causing any side...
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UNIX / Linux: Explain The Nine Permissions Bits On Files
Can you completely explain the nine permissions bits on UNIX or Linux files?Read answer to: "UNIX / Linux: Explain The Nine Permissions Bits On Files"
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FreeBSD Move /usr or /var File System To Another Hard Disk
My current /usr file system was full, so I ended up adding a new disk to my FreeBSD server. I've created a new partition at /dev/ad6s1 (size is 250G). How do I move my /usr file system over to my huge...
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Linux Remove All Partitions / Data And Create Empty Disk
How do I remove all partitions, data and create clean empty hard disk under Linux operating systems?Read answer to: "Linux Remove All Partitions / Data And Create Empty Disk"
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Gnome Find Drive Serial Number
How do I find out serial number information for my hard disk under Ubuntu Linux Gnome desktop environment?Read answer to: "Gnome Find Drive Serial Number"
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FreeBSD: Permanently Delete / Remove Files With Shred
I'm going to upgrade my FreeBSD 7.x server hard disks and going to send back the original 73GB hard disk to my vendor. I wanted to make sure that no one should able to use my personal data from old...
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CentOS / Redhat: Chroot And Mount Raid Or Actual Hard Disk From Rescue Kernel...
Something is wrong with my RHEL networking configuration so I booted using my ISPs remote rescue kernel mode to fix my system. How do I mount and chroot into actual installation to fix the problem?...
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Linux: Use smartctl To Check Disk Behind Adaptec RAID Controllers
I can use the smartctl -d ata -a /dev/sdb to read hard disk health status directly connected to my system. But, how do I read smartctl command to check disk SAS / SCSI behind Adaptec RAID controller...
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Linux / UNIX: Smartctl Check Hard Disk Behind 3Ware RAID Card
I've CentOS Linux and FreeBSD based server running using 3Ware (9650SE-2LP) RAID card. I know how to check hard disk behind Adaptec raid controllers, but how do I look at ATA / SATA disks behind 3ware...
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HowTo: Create Slackware Linux Bootable USB Pen Drive
How do I Install Slackware Linux version 13.13 using a bootable USB stick under Unix or Linux operating systems?Read answer to: "HowTo: Create Slackware Linux Bootable USB Pen Drive"
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Linux: Mount Disk Partition Using LABEL
How do I mount the filesystem (disk partition) using the filesystem label on the ext3/ext4 file system located on USB disk or hard disk under Linux operating systems?Read answer to: "Linux: Mount Disk...
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Linux / Unix: Find Hidden Directories, Files and Folders
I'm a new Unix user and trying to find the hidden directory called .movies but I do not know where it is on the file system. How do I find a hidden folder or directories under Unix like operating...
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