KVM
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Ubuntu Autoinstall
The server installer for 20.04 supports a new mode of operation: automated installation, auto installation for short. You might also know this feature as unattended or hands-off or preseeded installation. Auto installation lets you answer all those configuration questions ahead of time with an autoinstall config and lets the installation process run without any interaction.… Continue reading
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Creating VLANs on KVM with OpenVswitch
VLAN is a crucial L2 network technology for increasing broadcast domain at the end it gives you better network utilization and security. If you are familiar with vmWare technology you can create a port group on a dVS or Standard switch. But If you need to segregate your network on KVM hypervisor, you need some… Continue reading
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VLAN Creation on KVM-I
Creating a VLAN on KVM requires more raw networking knowledge in comparison to VMware world. KVM requires some Linux networking knowledge beside general understanding of computer networks. I did not see more information on the Internet about that. To fill this gap I write this post. 🙂 Actually there are more than one methods creating… Continue reading
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Adding Shared disk on KVM
Hello, In this very short post, I will share with you how to create a shared disk on KVM host ugliest way :). It is prerequisite for the next post. In the next topic, I will share with you how to build a two-node cluster on RedHat. I will use latest version of CentOS6 for… Continue reading
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Mounting QCOW2 Disk
QCOW2 is a disk image format which used by QEMU virtualization software. Install Necessary Software Create a directory for the mount point Mounting qcow2 disk If you do not know the disk partition name you can use bogus partition name. In this case I used “asssd”. guestmount showed me available partitions on the disk. I mounted qcow2 read-only… Continue reading