Please follow the below steps to upgrade the Redis node type Login to AWS In the searchbar type “Redis” or “Elastic cache” Select your Clustername You can see “Actions” above. Click on that. Click “Modify” “Modify cluster” dialog box will appear. Select the node type you want to upgrade. ex:-… Continue Reading Upgrade Redis Node type

This can happen for a variety of reasons. Please troubleshoot the issue by following the steps below one by one. 1) Verify the address mysql is bound to, it’s probably 127.0.0.1 (only) which I believe is the default (at least on standard Ubuntu server). You’ll have to comment out the… Continue Reading [ERROR][logstash.inputs.jdbc Unable to connect to database. Tried 1 times {:error_message=>”Java::ComMysqlJdbcExceptionsJdbc4::CommunicationsException: Communications link failure\n\nThe last packet successfully received from the server was 1 milliseconds ago. The last packet sent successfully to the server was 1 milliseconds ago.”}

1) Download and install the IIS from the below URL. https://www.iis.net/downloads/microsoft/url-rewrite 2) Select the website you want to apply redirection to, then double-click URL Rewrite. 3) Click Add Rule(s) 4) Select Blank rule in the Inbound rules section, then click the OK button. 5) Give your redirect an easy-to-remember name.… Continue Reading Redirect HTTP to HTTPS with Windows IIS 10

If you want to schedule and run a job at a particular time then you can follow the below steps 1) Login to Jenkins 2) Goto the job you want schedule and click on configure. 3) Go down to the section of “build triggers” 4) Check Build periodically, you get… Continue Reading Schedule Job in Jenkins

In this script you will get information like AZ, instance ID, IP, keyname, etc… Please find the script below. Create a file with name getawsinstance.sh. Copy and paste the below content.nano getawsinstances.sh !/bin/bash echo “Grabbing instances in all regions, please wait..”for region in aws ec2 describe-regions –output text | cut… Continue Reading Bash Script to get the information related to instances of all regions in AWS.

1)To achieve the above, first we need to install docker. Please follow the below link to install docker.https://docs.docker.com/engine/install/ubuntu/#install-using-the-repository 2) Create a sample application. Create a directory called “helloapp”. Create file index.js.mkdir helloappcd helloappvi index.js 3) Copy and paste the below content. const express = require(“express”);const app = express();app.get(“/”, (req, res)… Continue Reading Deploy a sample app with Docker over SSL

If the mysqld server receives too many connection requests from the host that is interrupted in the middle, the following error occurs: The max_connect_errors system variable determines the number of successive interrupted connection requests that are allowed. Once there are max_connect_errors failed requests without a successful connection, mysqld assumes that something is… Continue Reading Host host_name is blocked

When you get the above error while accessing the Mongodb, you can simply resolve it by changing the role. You need to set the role to be root when adding the first admin user. use admindb.createUser({user: ‘admin’,pwd: ‘password’,roles: [ { role: ‘root’, db: ‘admin’ } ]}); If you have already… Continue Reading List collections failed: not authorized(Mongodb)

Please find the below steps for integrating sonarqube with Jenkins. Login into Jenkins and install SonarQube scanner pluginGo to Manage Jenkins –> Manage Plugins > Available –> SonarQube scanner And also add credentials plugins to store your credentials in Jenkins Configure SonarQube home path. a) Go to Manage Jenkins –>… Continue Reading Integration of SonarQube in Jenkins

Prerequisites Ubuntu 18.04/16.04 LTS with minimum 2GB RAM and 1 CPU. PostgreSQL Version 9.3 or higher SSH access with sudo privileges Firewall Port: 9000 MySQL Support for SonarQube is depricated.Increase the vm.max_map_count kernal ,file discriptor and ulimit for current session at runtime. 1) Please follow the below steps to increase… Continue Reading How to Install SonarQube on Ubuntu 18.04/16.04 LTS