Posts by Dmitriy Yegarmin

VM Backup: How VSS Makes It Consistent

One of the important parameters of a VM backup is its consistency. The consistency guarantees that the virtual machine is fully functional after it was restored from a backup, instead of having just a bunch of files. A non-consistent backup will just copy files in their last-saved state without keeping any live changes. It is […]

Posted on May 17, 2017 by

How to Configure a vSAN Cluster

In the previous post, we’ve compared shared storage approaches. Now we’ll take a closer look at how to configure vSAN. Host Requirements At least three hosts contributing local disks. Each host must contribute one SSD and at least one HDD ESXi 5.5 or later on each host. You can add hosts to the Virtual SAN […]

Posted on March 20, 2017 by

Comparing Shared Storage Approaches for VMware vCenter Cluster

The common technique for increasing redundancy, high availability, and load efficiency for a vSphere environment is to arrange ESXi hosts into vCenter cluster. One of the most important requirements for clusters is creating a shared storage. There are several ways to do this: SAS interfaces on storage servers and an ESXi host Fibre Channel iSCSI […]

Posted on March 13, 2017 by

HTML5 vSphere Web Client vs. the Past

As all software vendors develop management tools to provide the best user experience and deliver more convenient, user-friendly, and platform-independent products, we have witnessed an evolution from Windows-only applications to Web-based, platform-independent ones including HTML5 vSphere Web Client. Prior to vSphere 5.0 release, there was only one tool for vSphere management provided by VMware – […]

Posted on September 20, 2016 by

Migrating from VMware to AWS

Migrating from VMware to AWS – Case Study About a year ago, our management has set a goal to move all organization’s mission-critical servers to the Amazon Web Services cloud to enable our geographically distributed teams to work seamlessly, securely, and safely. At that time, all our servers were based on VMware vSphere. The migration […]

Posted on June 22, 2016 by