As I was preparing for my Cloud and Infrastructure Service Version 3 exam, I thought it would be beneficial to document the “Summaries and Tips” I did while studying for this course. This allows me to fully understand each module and it is a good quick review of entire topics. Since I just successfully passed…
What is cloud computing?
A model for enabling convenient, on-demand network access to a shared pool of configurable computing resources e.g., networks, server, storage, application, and services; that can be rapidly provisioned and released with minimal management effort or service provider interaction. It is like electricity, wherein a consumer simply plugs in an electrical application to a socket and…
Driving digital transformation through the cloud
Digital Transformation puts the technology at the heart of an organization’s products, services, and operations – to help accelerate the business and competitively differentiate itself- in order to improve the experience for its customers. Let’s take a few examples from industries that are redefining the way business is done. Uber has changed the transportation industry…
VxRail, vSAN ReadyNodes, and PowerStore X!
Datacenter solutions are changing faster than ever as business development and new customer demands increase and legacy solutions are no longer suitable for today’s operations. Organizations need to develop new, modern, automated, and intelligent solutions to keep pace with business demands. One of the steps to achieving this flexibility for business continuity, capacity expansion, and…
Detected an invalid snapshot configuration! – Veeam Backup and Replication
A customer faced the problem that replication of some virtual machines did not work as expected and an eOne customer told me on the phone that some of his virtual machines could not replicate and got a complicated error message, but the rest (about 90) of the virtual machines could replicate successfully. The error was…
Estimation of VM change rate in different time intervals (minutes, hours, daily)
A question on one of the projects came up recently about how to see the disk change of virtual machines for a specified period of time. We were planning for replication between sites and the customer wants to know how much bandwidth does it need for replication of virtual machines. Actually, he would like to…
Veeam Backup – Hardened Repository
As an IT professional, you have heard about the word Ransomware time and time again and it has become a major concern of all types of organizations, from small to large enterprises. When Colonial Pipeline was hit by ransomware in 2021 and finally forced to pay for ransomware after hours of attempts, it was no…
ESXi indicate iSCSI device as “Not consumed”
Hi Everyone! Recently, I created a new LUN in Huwawi Storage and then went to the VMware vCenter to create the corresponding datastore. I created this datastore on one of the ESXi hosts and went to the other hosts and scanned the adapter. The Environment includes 3 ESXi hosts. Although the datastore was created successfully,…
Zerto Virtual Manager GUI Session Timeout
By default, Zerto Virtual Manager (ZVM) web interface sessions close after 1800 seconds of idle time, requiring the user to log in again to resume using the client. You can change the timeout value by editing the tweaks.json file. Procedure On the computer where the Zerto Virtual Manager is installed, locate the tweaks.json file under this paht “C:\Program Files\Zerto\Zerto Virtual Replication\Gui”…
Storage vMotion fails with Error 195887107
I was moving a virtual machine from one data store to another that I faced with the following error In the VMware documentation, it occurs on the virtual machines that have disks with the multi-writer attribute. While in my environment the virtual machine was not like this, after a bit of Google searching, I found a hint…