How to Install single node OpenStack on CentOS 7.6 Date posted : 15/05/2019 OpenStack is a free and open-source software platform which provides IaaS (infrastructure-as-a-service) for public and private clouds. OpenStack platform consists of several inter-related projects that control hardware, storage, networking resources of a datacenter, such as: Compute, Image… Continue Reading How to Install single node OpenStack on CentOS 7.6

How to install openstack-utils package On CentOS 7.6 Date posted : 10/05/2019 In this article, we’re going to explain about installing openstack utilities package and its usage. openstack-status command displays an overall openstack services status. You might get above error when you run openstack-status command. Because by default an openstack… Continue Reading How to install openstack-utils package On CentOS 7.6

How to setup WordPress with Redis Caching CentOS 7.6 Date posted : 03/05/2019 In this post, we will explain, how to setup WordPress with Redis Caching with simple steps. 1. Install Redis on a CentOS server Start and enable Redis on system boot: 2. Install Redis PHP extension Install Redis… Continue Reading How to setup WordPress with Redis Caching in CentOS 7.6

How to upload cloud images in OpenStack via commandline Date posted : 12/04/2019 In this article we are going to explain about Openstack images management. Generally this cam be done via Horizon dashboard under Images section. But we will explain how to upload images via commandline. Download an image from… Continue Reading How to upload cloud images in OpenStack via commandline

Failed to connect to server VNC console in Openstack Date posted : 12/04/2019 In this post, we’re going to explain about how to resolve vnc console error in Openstack horizon dashboard. This happens because there is no controller ip mentioned in nova configuration file. We need to add below lines… Continue Reading Failed to connect to server VNC console in Openstack

dpkg: error processing package javascript-common Date posted : 05/04/2019 When we installed VestaCP on a Ubuntu 18.04 system, we ran into this below error. In order to resolve this error, we need to clean up this package. We need to use purge option to delete the files completely. That solves… Continue Reading dpkg: error processing package javascript-common

How to solve Django migration errors-“core_module issue” Date posted : 29/03/2019 In this post, we’re gonna explain about the django migration related errors and how to solve it. Lets say you did add some new feature to your application and would like to roll out the changes to the production… Continue Reading How to solve Django migration errors-“core_module issue”

CentOS Web Panel isn’t accessible – Reinstall Self Signed SSL Certificate Date posted : 18/03/2019 In some rare scenario, centOS webpanel mayn’t work for you for an existing server. Generally, it could be due to multiple reasons.* The service mightn’t be running * Port might be blocked on firewall In… Continue Reading CentOS Web Panel isn’t accessible – Reinstall Self Signed SSL Certificate

Roundcube DATABASE ERROR: CONNECTION FAILED Date posted : 22/02/2019 This issue happens on a newly installed VestaCP due to some bugs. We’ve noticed this happens in Ubuntu 18.04 installation. If you check the logs, you will see below errors:- The default namespace found in /etc/dovecot/dovecot.conf already included the inbox = yes option. So there… Continue Reading Roundcube DATABASE ERROR: CONNECTION FAILED

Disable server in roundcube login page Date posted : 22/02/2019 When you login to roundcude, you might see server option is enabled. And you need to input localhost upon login. To avoid this we need to disable that option from roundcube configuration So edit the /etc/roundcube/config.inc.php file and set as below:-… Continue Reading Disable server in roundcube login page