My Health Journey

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Source: My Health Journey


How to Backup Linux? 15 rsync Command Examples

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rsync stands for remote sync.

rsync is used to perform the backup operation in UNIX / Linux.

rsync utility is used to synchronize the files and directories from one location to another in an effective way. Backup location could be on local server or on remote server.


LPI Certification Self-Study Guide

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The LPI Self-Study Guide is intended to provide a quick and inexpensive method for experienced Linux users to prepare for Linux Professional Institute (LPI) certification exams 101 and 102. The LPI Self-Study Guide is not a beginner’s course and makes no attempt to teach any of the subject matter in detail. Instead the study guide provides a structured method for quickly reviewing the knowledge required by the exam objectives. Links to external references and documentation are provided for key terms and concepts and there are practice questions with answers at the end of each chapter.


How to improve ZFS performance

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A great article written by by Derrick from ICESQUARE worthy to be bookmarked if you are a ZFS and NAS enthusiast like me!


Linux: Check Ram Speed and Type

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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 SMBIOS) table contents in a human-readable format. The output contains a description of the system’s hardware components, as well as other useful pieces of information such as serial numbers and BIOS revision. This command works under Linux, UNIX and BSD computers.