Monitoring services using Mon
mon is a general-purpose scheduler and alert management tool used for monitoring service availability and
triggering alerts upon failure detection.
Mon uses some Linux command and services such as ping command to check host connectivity and mail servers for sending mail, so you must install postfix and other packages so that mon should work […]

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Recovering MySQL Password and Permission Problems
If you garble your GRANT commands or forget passwords and find that you don’t have access to the critical mysql table even as the root user don’t panic. You can access MySQL without password. Superuser can access MySQL using mysqld_safe command and you can change mysql password. Become the […]

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Introduction
Memcached is a high-performance, distributed caching system. It is often used to speed up dynamic database-driven websites by caching data and objects in memory to reduce the number of times the database must be read.
Installing memcached
shahid@shahid-laptop:~$ sudo apt-get install memcached
shahid@shahid-laptop:~$ sudo apt-get install php5-memcache
After installing these two packages next step is to configure memcached.conf file. […]

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Using mysqldump
Using ‘mysqldump’ command you can take the mysql database backup. This command all the datas to a text file.
The syntax is
shell> mysqldump [options] db_name [tables]
shell> mysqldump [options] –databases db_name1 [db_name2 db_name3…]
shell> mysqldump [options] –all-databases
Backuping Examples:
shell> mysqldump -u root -p dbaseName > file.sql;
shell> Enter the password
Restoring Example:
Suppose, we have the database as file.sql, and we […]

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