ranganathan.madan

May 29, 2024

ranganathan.madan Uncategorized

Adding Linux Azure VM to mount the new volume

To partition, format, and mount your new disk so your Linux VM can use it, SSH into your VM. For more information, see How to use SSH with Linux on…

June 17, 2022

ranganathan.madan Windows

Disabling tls 1.0 or 1.1 in the Windows registry

To ensure maximum security, it's important to enable TLS on Windows Server properly. TLS 1.0 is considered unsafe. If possible, use the 1.2 or newer version instead. Disable TLS 1.0…

June 7, 2022

ranganathan.madan Linux, MariaDB

MariaDB Database and User creation

Given below commands to create the both local user & remote user. Create a new database MariaDB> create database DATABASE_NAME; Creating new user (for local access) and grant privileges to…

May 27, 2022

ranganathan.madan Linux

Installing phpMyAdmin integrating with Apache on CentOS 7 / RHEL 7

For phpMyAdmin is available with EPEL. we can install with EPEL repository rpm, run given below rpm to download #rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm #yum install -y --enablerepo=remi-php73 phpmyadmin For phpMyAdmin, we…

May 26, 2022

ranganathan.madan Linux

Installing MariaDB on CentOS 7 / RHEL 7

Given below MariaDB repository to the system that MariaDB for CentOS 7 / RHEL 7. For CentOS 7 cat <> /etc/yum.repos.d/mariadb.reponame = MariaDBbaseurl = http://yum.mariadb.org/10.6/centos7-amd64gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDBgpgcheck=1EOF For RHEL 7 cat <>…

May 24, 2022

ranganathan.madan Linux

Installing JDK on Linux

We can install JDK with the binary file (.tar.gz). We need to make directory, where we need to install Java. For global access for all users, preferably in the directory…

May 24, 2022

ranganathan.madan Linux, Web Servers

SSL Keytool with OpenSSL Commands

Given below set of commands that allows to generate CSRs, Certificates, Private Keys. Generate a Certificate Signing Request (CSR) and new private key #openssl req -out maddy-CSR.csr -new -newkey rsa:2048…

May 24, 2022

ranganathan.madan Linux, Web Servers

Install SSL Certificates on Linux Server

To install the SSL Certificate on Linux servers, need to make sure we have completed with the following steps. We need to buy/renew SSL CertificateWe need to Generate CSR with…

May 23, 2022

ranganathan.madan Hadoop

Hadoop Yarn Application Master Exceeding – Physical Memory Limit Error

When we are running a Hadoop job, we may get given below errors in the ApplicationMaster’s physical memory limit. Application application_ failed 1 times due to AM Container for appattempt_…

May 23, 2022

ranganathan.madan Hadoop, Uncategorized

Downloading entire bucket from AWS S3

If we want to download entire bucket or folder inside the bucket with AWS CLI. To copy entire folder from S3 BucketUse cp command to download the folder inside bucket…

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