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Linux Check Health of 3ware RAID Array

How do I check the health of my 3ware RAID array under any Linux distribution? How do I access 3ware RAID Array web interface?
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Linux Suspend / Hibernate Functionality Support

Q. Does any Linux distribution support suspend or hibernate functionality?
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How do I know When I Need To Update My Linux System Software?

Q. How do I know when I need to update my Linux system? How do I know new patches are available for CentOS Linux (Red Hat) / Debian Linux server system?
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Free Redhat Software

Q. Where can I get Free Red Hat Linux Software? Where can I download Red Hat Linux Operating system?
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Linux Downloads For Server / Desktop / Laptop Users

I would like to switch to Linux. I want to try free and functional operating system. How do I download Linux ISO images to install on my Desktop / Laptop / Server? Where can I download Linux operating system for my desktop usage?
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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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What do I do if my Linux Server / Workstation does not boot?

Q. I'm using Debian Linux and CentOS operating system. My question is what do I do if my server refused to boot? How do I troubleshoot the problem?

A. Usually most Linux distribution provides rescue mode. It allows to access to disk partition and you are allowed to solve the problem.

To use the rescue mode of the install CD, follow these steps:
a) Boot from 1st CD / DVD media

b) Enter rescue at the prompt. (use 'dd rescue' if you need to load the SCSI driver)

c) You will get at a shell prompt. Now you can reinstall boot loader or check disk for errors and so on.

Please note that Linux distributions such as Mandriva or Ubuntu Linux offers menu based troubleshooting options. See our previous articles for detailed instructions:

Find Linux / UNIX Kernel Version Command

How do I find out what kernel version I am currently running under Debian Linux or any other Linux distribution using a shell prompt? How do I find out Unix kernel version?
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Linux: Resetting a user’s password

Q. How do I reset a user's password under any Linux distribution from command prompt?

A. To reset a user's password, use passwd command. You have to change it to a different password.

Login as the root user

Open terminal or shell prompt

Type the following command:
# passwd username
For example, reset a tom's password, enter:
# passwd tom
Type a new password twice.

HowTo: Find Out My Linux Distribution Name and Version

How do I find out what version of Linux distribution I'm using from the shell (bash) prompt?
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