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Using virt-install to create a virtual machine template for OpenStack
Playing with KVM and OpenStack I wanted to create a custom Linux virtual machine template. The easiest way to do this is to first create a blank disk using the qemu-img command. qemu-img create -f qcow2 /path/to/systemname.qcow2 20G Here we specify the format as qcow2 with the -f switch, the path to where we want […]
Tags: args, boot image, glance, img command, KVM, linux, man page, Open Stack, OpenStack, virt
Posted in KVM, Linux, Open Stack | No Comments »
Using ZFS filesystem as an NFS datastore for ESXi
Using ZFS on Linux is an attractive solution for a high-performance NFS server due to several key factors: Cost, ability to use commodity hardware with free software Simplicity, quick install and easy to configure/manage Flexibility, ZFS offers a plethora of options for your filesystem needs In this case, I installed ZFS on CentOS 6.4 available […]
Tags: attractive solution, CentOS, commodity hardware, datastore, device id, filesystem, free software, linux, NFS Datastore, ZFS
Posted in Cloud, Coud Security, Linux, Storage, Virtualization, vmware | 4 Comments »
Assigning VSAN’s to Cisco UCS VSAN Uplinks using Cisco PowerTool
When building out your UCS deployment, you create a series of Fibre Channel (FC) uplinks. Then you have to go back and add those FC uplinks to the VSAN’s that you created. This can be tedious if you have a lot of FC uplinks as you would need to modify each one. With Cisco’s Powertool, […]
Tags: cisco, Cisco UCS, cloud, deployment, help files, linux, PowerShell, powertool
Posted in Cisco, Cisco UCS, Cloud, Powershell, PowerTool, Virtualization | No Comments »