linux-tutorials | 2DayGeek

How to Setup/Configure MySQL (Master-Slave) Replication on Linux

June 16, 2014April 14, 2020 - by Magesh Maruthamuthu - Leave a Comment

MySQL master-slave replication is a process that automatically copies data from one MySQL database server (master) to one or more MySQL database servers (slaves). MySQL supports various replication methods, but …

linux-tutorials

How to change bulk folder’s permission Recursively on Linux

March 17, 2014February 1, 2016 - by Magesh Maruthamuthu - Leave a Comment

Two years back, when I had been worked in hosting company, we had faced lot of issues on daily basis. One time all the wordpress/joomla site’s directory/folder’s permission got changed …

linux-tutorials

Understanding the /etc/fstab File in Linux

March 14, 2014August 23, 2021 - by Magesh Maruthamuthu - Leave a Comment

The /etc/fstab file is one of the important configuration file in Linux, which contains a list of filesystems to be mounted at boot time (mounted filesystems on the system). This …

Arch Linux / CentOS / Debian / fedora / Linux / Linux Advanced Commands / Linux Commands / Linux Mint / Linux-Distributions / linux-tutorials / opensuse / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / system monitoring / ubuntu

How to Configure/Setup Disk Quotas in Linux

March 10, 2014April 7, 2020 - by Magesh Maruthamuthu - Leave a Comment

Disk space usage can be controlled by implementing disk quota on Linux. This will allow a user to use only the allocated disk space. Also, it keeps your partition under …

linux-tutorials

Formatting, Partitioning, and Mounting Drives on linux

March 5, 2014February 1, 2016 - by Magesh Maruthamuthu - 8 Comments.

Three days back (02-Mar-2014), One of our web hosting support client ask me to Format, Partition, and to Mount the new drive to his cloud server, because he signed up …

DNS Lookup / Linux Commands / linux-tutorials / Shell Script

jwhois – A Tool To Check Information About Ownership Of A Domain Name And IP Address In Linux

February 27, 2014October 6, 2019 - by Magesh Maruthamuthu - Leave a Comment

jwhois is a command line utility that fetch information about ownership of a domain name from whois server (whois database). It’s Whois client that contains an extensible configuration file which …

DNS Lookup / Linux Commands / linux-tutorials / Shell Script

whois – A CLI Tool To Check Information About Ownership Of A Domain Name And IP Address

February 24, 2014October 6, 2019 - by Magesh Maruthamuthu - 2 Comments.

whois is a command line utility that fetch information about ownership of a domain name from whois server (whois database). WHOIS is a query and response protocol that is widely …

Arch Linux / CentOS / Debian / fedora / Linux / Linux Advanced Commands / Linux Commands / Linux Mint / Linux-Distributions / linux-tutorials / opensuse / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / ubuntu

How to Execute PHP, Python and Perl Scripts Using Cron Job

February 11, 2014April 11, 2020 - by Magesh Maruthamuthu - 2 Comments.

As a Linux administrator you may already know about crontab, as this is one of the regular activity for you. You have done a lot of work using crontab for …

Linux Configuration Files / linux-tutorials

Understanding Linux /etc/shadow File Format

February 3, 2014July 30, 2019 - by Magesh Maruthamuthu - 1 Comment

The /etc/shadow file stores actual password in encrypted format and other passwords related information such as user name, last password change date, password expiration values, etc,. It’s a text file …

Linux Commands / linux-tutorials

How To Set/Change Time, Date And Timezone In Linux?

January 7, 2014April 5, 2019 - by Magesh Maruthamuthu - 3 Comments.

If you missed to set the proper timezone, date and time while installing the OS. Don’t worry it can be changed at any point of time. If we bought the …