October 31, 2017 asvignesh
  First stop the AWS EC2 Instance Create the EBS snapshot of the volume which you want to encrypt Copy the EBS snapshot which you created in the previous step to same availability zone and check the Encryption check box Create the new EBS volume from the encrypted EBS snapshot Now the newly created EBS volume is Encrypted Detach the root volume and attach the new Encrypted volume with the same device name ( /dev/sda1 )
February 29, 2016 asvignesh
Shadow Copies  are possible for almost all volumes and not “all volumes”. There are few cases which the shadow copy may not work Enough Space The shadow storage volume must contain enough free space. At the very minimum you need at least 300 MB or so, for a single shadow copy, for multiple shadow copies, the space can increase more depending on the I/O usage. You can always run the command VSSADMIN LIST SHADOWSTORAGE to see how much space is used for the existing shadow copies. Only Fixed Drives Only fixed drives are supported. You cannot enable Shadow Copy on removable,…
May 22, 2015 asvignesh
VSS hardware provider can be initiate and test using DiskShadow Commands Open the Powershell and Enter Diskshadow PS C:\Users\Administrator> diskshadow Microsoft DiskShadow version 1.0 Copyright (C) 2013 Microsoft Corporation On computer: WIN-VigneshDev, 5/22/2015 12:06:35 AM DISKSHADOW> List the Hardware Providers DISKSHADOW> list providers * ProviderID: {74600e39-7dc5-4567-a03b-f091d6c7b092} Type: [2] VSS_PROV_SOFTWARE Name: Hyper-V IC Software Shadow Copy Provider Version: 1.0.0.0 CLSID: {3e02620c-e180-44f3-b154-2473646e4cb8} * ProviderID: {89300202-3cec-4981-9171-19f59559e0f2} Type: [4] VSS_PROV_FILESHARE Name: Microsoft File Share Shadow Copy provider Version: 1.0.0.1 CLSID: {fce59da7-7bac-40da-8d21-3e7311ba51cd} * ProviderID: {b57190af-4567-4dd0-ad8d51abd60b20d5 Type: [3] VSS_PROV_HARDWARE Name: Vignesh Test Provider Version: 6.2.9200.16384 * ProviderID: {b5946137-7b9f-4925-af80-51abd60b20d5} Type: [1] VSS_PROV_SYSTEM Name: Microsoft Software Shadow Copy…
March 14, 2015 asvignesh
First login to the ubuntu server via terminal or console To gain super user access, enter the following command and re-type the user password. sudo su – Type the following command to set the password for the Root user passwd root This will prompt user to enter the new password. and confirm password The terminal will return with Password updated successfully! Simply adding a password for root is not enough for Ubuntu 14.04+ Server. You need to edit /etc/ssh/sshd_config, and commend out the below line: PermitRootLogin without-password Add the following line: PermitRootLogin yes Then restart SSH: service ssh restart Yes…
January 6, 2015 asvignesh
Inconsistent Backup The oldest type of backup probably not consistent. The process of taking the backup was so simple, backup application starts at the beginning of a file structure and copies all of the data until it reaches the end, resulting in a backup (Inconsistent). The reason which can make this backup inconsistent is that if any user added/modified after a backup but before it completed that would result in an inconsistent backup; the files in the backup are not consistent. Mainly the volumes which have Random read and random writes application like databases these types of backups do not…
February 18, 2014 asvignesh 1Comment
The OVF in vSphere is not just about deployment and packaging. There is also a runtime part, namely the OVF environment. This is a feature that has been around since the early days of vSphere 4.x, if not earlier which provides a mechanism to retrieve some of this information as well as custom properties. The OVF feature provides users with the capability to pass in any type of metadata information such as application start up parameters, network configuration, password management, etc. directly into the guestOS for flexible guest customization. In this post, i will show how to fetch the runtime…
February 17, 2014 asvignesh 1Comment
VMware Tools is a suite of utilities that enhances the performance of the virtual machine’s guest operating system and improves management of the virtual machine. For example, the following features are just some of the features that are available only if VMware Tools is installed: Significantly faster graphics performance and Windows Aero on operating systems that support Aero The Unity feature, which enables an application in a virtual machine to appear on the host desktop like any other application window Shared folders between host and guest file systems Copying and pasting text, graphics, and files between the virtual machine and…
December 15, 2013 asvignesh 4Comment
Nested ESX / Virtualization Nested ESX / Virtualization is the ESX or any hypervisor running as a pseudo-machine, in this blog we will see how to set up ESXi 5.1 as a VM in ESXi 5.1 and Installing ESXi 5.1 Nested Virtualization with the 5.1 Release Intel VT-x or AMD-V is required for running “Nested Virtualization” which supports nested 32-bit VMs, Intel EPT or AMD RVI is required for running nested 64-bit VMs. A quick way to verify whether your CPU truly supports Intel-VT+EPT or AMD-V+RVI, you can paste the following into a browser: https://[your-esxi-host-ip-address]/mob/?moid=ha-host&doPath=capability You will need to login…