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Server Managment

HowTo: Linux List Disk Partitions Command

How do I list all hard disk partitions under Linux operating systems? Usually, your hard disk drive divided into one or more logical disks called partitions. This division is described in the partition table found in sector 0 of the hard disk. The device is usually /dev/sda, /dev/sdb or so. A device name refers to the entire disk and the …

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Linux / UNIX – Display the permissions of a file

Q. How do I list or display the permission of a file using ssh? I don’t have GUI installed on a remote Linux computer. A.You need to use ls command with -l option. File access permissions are displayed in the first column of the output, after the character for file type. ls command List information about the FILEs. If no argument …

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Find out the spam mailing script’s location – Exim

The Exim mail server has a lot of options/commands to find out the details of spammers easily from the command line. Click this link “Spam Check” to get more ideas. We can find out the mail queue details, spam mail sender details, spam mail counts etc from the link I mentioned above. Here is a script/piped-command to find out the …

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Linux: Check Ram Speed and Type

How do I check RAM speed and type (line DDR or DDR2) without opening my computer? I need to purchase RAM and I need to know the exact speed and type installed. How do I find out ram information from a shell prompt? You need to use biosdecode command line utility. Dmidecode is a tool or dumping a computer’s DMI (some say …

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