Introduction KVM stands for Kernel-Based Virtual Machine which is an opensource type 2 hypervisor. KVM can be installed on most of the popular Linux distributions ile Debian, Ubuntu, Centos, Redhat,… Read more »
Introduction This is the last and shortest part of the series. We’ll create a playbook that will execute the roles on the required hosts and in the required order. … Read more »
Its recommended for every sysadmin to schedule frequent backups for the systems they administer. This will enable you have a backup of your database incase you lose your main system…. Read more »
Introduction youtube-dl is a command-line program to download videos from youtube.com. Its a platform independent application that runs on both windows and Linux platforms. youtube-dl requires python interpreter to run. Installation… Read more »
Introduction Do you feel like wget is not meeting your needs in terms of download speeds and reliability? We introduce to you Axel “Accelerator”, a lightweight wget clone that… Read more »
Here is an easy and quicker way to update selinux config to permissive
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sed -i s/^SELINUX=.*$/SELINUX=permissive/ /etc/selinux/config setenforce 0 #To view current status [root@centos7-vm ~]# getenforce Permissive |
What is Ceph? Ceph is an open source, distributed, object store designed to provide excellent performance, reliability and scalability. Through the use of Controlled Replication under Scalable Hashing (CRUSH) algorithm,… Read more »
Introduction Cloudstack VPC is a private and isolated part of cloudstack. It can have its own virtual network topology that resembles a traditional physical network. In a VPC you can… Read more »
When creating a VPC in cloudstack, you simply specify the zone you wish to deploy your VPC in and the IP address space to be used in the VPC. Log… Read more »