Linux, Windows, Security, Programming, Network Tutorials
Virtualization is a hot area in Computing. There is a different type of virtualization solutions and techniques used in a different environment and operating systems. KVM or Kernel-based Virtual Machine is a virtualization technology used in Linux kernel and distributions. Linux KVM can be only used in Linux kernel and distribution because of its design … Read more
Virtualization and cloud computing is future of the IT. There are a lot of tools and architectures to make virtual the systems. Every big vendor have their original or clone virtualization technology or ecosystem. Linux provides KVM, Qemu for opensource, fast virtualization. Open source cloud ecosystem Openstack is mainly positioned on KVM,Libvirt and Qemu. In … Read more
Virt-manager and libvirt is core tools used for virtualization in Linux ecosystem. As a end user I am using these tools to create and run virtual machines. I am running this tools as normal user without using privileged user like root But every time I try to run these tool the sudo password is asked me. … Read more
guestmount is a tool used to mount VM images. This VM images can be different formats like qcow, vmdk, vdi, etc. In this tutorial, we will examine different use cases about guestmount. Mount Disk Image We will start by mounting given image partition to the specified directory. We will provide the image with the -a … Read more
I am gonna show you today a practical and useful tool for managing Linux virtual machines and disks. With virtualization, people start to use a lot of VMS in their personal or corporate PC’s. But managing them is difficult. I faced these difficulties too. So I search for a tool helps me especially in updates. … Read more
Hi today we are gonna look for managing vms especially in Linux with libvirt. Libvirt is a library and tools to manage vms. Lbivirt development is supported by Red hat and defacto tool in Linux world. In Linux Kvm/qemu is generally used for virtuulization but libvirt supports Xen, Virtualbox, Vmware, Hyperv too. To install and … Read more
KVM is a hyper visor used by a lot of Linux distributions. I am currently using it and very happy with it. I have most of the abilities paid hypervisors like HyperV, Vmware provides. Snapshots is picture of the VM in specified time. For example we will install new application but it can brake our … Read more
There are times when we start virtual machine and want to get ip address quickly without open any GUI or connecting virtual machines console. Here is the tip. virsh domiflist Command #!/bin/bash VMNAME=$1 for mac in `sudo virsh domiflist $VMNAME |grep -o -E “([0-9a-f]{2}:){5}([0-9a-f]{2})”` ; do arp -e | grep $mac | grep -o -P … Read more