Receive Segment Coalescing (RSC) in Hyper-V vSwitch is a feature in Windows Server 2019 and Windows 10 October 2018 Update that helps reduce host CPU utilization and increase throughput for virtual workloads by coalescing multiple TCP segment into fewer but larger segment. RSC is enabled by default on the external vSwitch. RSC in the vSwitch […]
Windows Server Activation using Automatic Virtual Machine Activation
What are Automatic Virtual Machine Activation (AVMA) license keys? Automatic Virtual Machine Activation (AVMA) is a feature that handles the Windows Server activation process for an instance of Windows Server as a VM Guest on Hyper-V Server. AVMA lets you install virtual machines on a properly activated Windows server without having to manage product keys […]
Manage Windows Update using PowerShell
Managing windows update using PowerShell command is very helpful once the GUI is not available such as Windows Server Core or using PowerShell Remote. There are many ways managing Windows Update using PowerShell, through this article, I will show how to manage Windows Update using PowerShell Module created by MichalGajda. This module called PSWindowsUpdate, allows you to […]
Backup MySQL Database using PowerShell Script
Performing regular database backup is very important to avoid data loss. In this article, we will create a PowerShell Script to backup MySQL databases. Basically, the backup is using mysqldump command. This is an executable file that stored in MySQL installation folder under bin folder. So let’s start scripting : You can set a Task Scheduler to […]
Get public IP on a Windows Server via PowerShell
Getting public IP on troubleshot networking issue is very useful. Especially, there is an issue with accessing your server from the external (public) network. Here is how to get your server’s public IP using PowerShell Invoke-RestMethod Command. Also, you can get the detail of your public IP by removing “ip” variable on the command above. There are […]
How to collect storage space tier performance statistics using Windows Perfmon
Knowing the Storage Tier performance statistic will help System Admin to troubleshot the performance issue. In this post, I will show you how to collect storage tier performance statistic using Windows Perfmon. You can get the individual SSD/HDD performance (basic latency and reliability) using the PowerShell below. However, how about the Storage Space Performance? You […]
GitHub Acquisition is Now Complete
As you know, Microsoft announced to acquire Github on June 2018. Today, Nat Friedman, the Microsoft’s GitHub CEO commented in a blog post announcing the Microsoft acquisition of GitHub is complete. On the blog, Nat repeating again about the two principle for Github as below: GitHub will operate independently as a community, platform, and business. This means that […]
PowerShell Script to add Multiple IP Address
Adding multiple IP Addresses on the windows server using a graphical interface is really a pain as each IP Address need to be assigned manually. Through this article, I will show you how to add multiple IP Addresses using PowerShell command. First, you need to get the Interface Index or Interface Alias of the NIC […]
Exchange 2013: HTTP Error 503 Service Unavailable
Today, one of my exchange servers has an issue. When I tried to connect via https (ECP/OWA) or via outlook (within the network), I got 503 errors on ECP/OWA and Disconnected/Trying to connect in Outlook. Restarting the Exchange server doesn’t help. After did some search and checking the Exchange server, I found this error generally occurs […]
Free E-Book: Cloud Application Architecture Guide – Azure
The first step you need to make it done when designing a cloud application is the architecture. Choose the best architecture for the application you are building based on its complexity, type of domain, if it’s an IaaS or PaaS application, and what the application will do. Also consider the skills of the developer and DevOps […]