450 questions with Azure Virtual Machine Scale Sets tags

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VMSS Restart Unexpectedly Causing an Unplanned Outage

Hi we have two Virtual Machine Scale Sets that restarted unexpectedly yesterday evening causing an unplanned outage. What should we try to diagnose the issue, prevent it from happening, and mitigate the outage when it does happen? Thanks!

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-06-30T18:07:20.83+00:00
Dean Ferley 0 Reputation points
edited a comment 2025-07-01T22:38:32.1066667+00:00
Anusree Nashetty 4,385 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

Azure nodes in a VMSS node pool start but do not enter the Ready state

Hi experts, I have deployed an AKS cluster with 3 node pools. One of them is a D8s V6 based node pool with minimum=0 and maximum=3 machines. The node pool Autoscaling Status in AKS reports it is "Scaling Up" with 2 Target nodes but it reports 0…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-06-30T05:09:18.44+00:00
Eyal Gonen 20 Reputation points
accepted 2025-07-01T07:58:12.49+00:00
Eyal Gonen 20 Reputation points
1 answer

AVD showing sustained black screen on login

Azure Virtual Desktop is showing a black screen when users log into any of our 10 VMs. This screen appears instantly on logon, before Explorer loads; while the black screen is present, the user can move the mouse, but nothing else shows on-screen and the…

Azure Virtual Machines
Azure Virtual Machines
An Azure service that is used to provision Windows and Linux virtual machines.
9,034 questions
Azure Virtual Desktop
Azure Virtual Desktop
A Microsoft desktop and app virtualization service that runs on Azure. Previously known as Windows Virtual Desktop.
1,839 questions
Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2024-11-22T17:20:38.3933333+00:00
Adrian Leo 5 Reputation points
commented 2025-06-23T18:47:44.9466667+00:00
Nikhil Duserla 7,935 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

how to create a vm which will satisfy both my clients in singapore and UK

we have a problem of distributing network traffic . for example our main server in is southeast asia with SQL web 2022. Users from UK are currently facing a lag when accessing appplication and the sql database data. how to create a vm which will satisfy…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-06-20T08:07:59.06+00:00
DevOps BackendTeam 20 Reputation points
accepted 2025-06-20T10:03:54.25+00:00
DevOps BackendTeam 20 Reputation points
1 answer One of the answers was accepted by the question author.

Deploy a Windows base VMSS that connects each VM to an Azure Files share

Scenario: We have created a PowerShell script that maps a drive letter (e.g., Z:) to an Azure File Share and stores the credentials using cmdkey. This script runs perfectly when executed manually via RDP or through Task Scheduler set to "Run at…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-06-16T15:09:04.68+00:00
Hrishikesh Joshi 21 Reputation points
accepted 2025-06-18T10:50:36.4866667+00:00
Hrishikesh Joshi 21 Reputation points
2 answers

RDP to VMSS instance is not working after removing VMAccess Agent Extension

RDP to an instance of the vmss is not working after removing VMAccess Agent Extension. The NSG inbound rules are set up correctly for RDP port 3389. Is there any other configuration required to RDP without VMAccess Agent extension?

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-06-04T17:46:54.0433333+00:00
Sudipta Patnaik 0 Reputation points Microsoft Employee
answered 2025-06-05T02:36:47.8566667+00:00
Sudheer Reddy 2,055 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

information on VMSS

Can we say that VM and VM instances are the same thing..?, and can we say that Vm instances can be spun faster compared to VM

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-05-30T20:18:39.22+00:00
Bruce Wayne 45 Reputation points
commented 2025-05-31T17:53:35.63+00:00
Bruce Wayne 45 Reputation points
3 answers One of the answers was accepted by the question author.

VMSS max CPU usage is 100% while average usage is less than 40%. How to achieve better load balancing?

Hi team, I have a service using Azure Virtual Machine Scale Set that facing constant latency issue. On checking the CPU usage, I found that MAX CPU usage is always 100%. I have already scaled VMSS max instances to 100 (max possible value) but still…

Azure Service Fabric
Azure Service Fabric
An Azure service that is used to develop microservices and orchestrate containers on Windows and Linux.
290 questions
Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2024-11-25T09:38:37.9166667+00:00
Aryan Behal 20 Reputation points Microsoft Employee
answered 2025-05-14T01:28:08.4466667+00:00
Zhenkai Tu 0 Reputation points Microsoft Employee
1 answer One of the answers was accepted by the question author.

Lab 08 - VM Sets issues

Hello, I have an issue creating VMs in the hands on for Lab 08 - Task 1. https://microsoftlearning.github.io/AZ-104-MicrosoftAzureAdministrator/Instructions/Labs/LAB_08-Manage_Virtual_Machines.html Please guide me how to remove or adjust the quota for my…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-05-10T06:07:19.5433333+00:00
marouf 140 Reputation points
accepted 2025-05-11T15:09:29.9266667+00:00
marouf 140 Reputation points
1 answer

Unable to delete VMSS instance Owned by Microsoft Subscription

This VMSS is currently in a Microsoft-managed subscription, so I cannot delete it. Could you please assist me in deleting it

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-05-02T18:50:02.0733333+00:00
Ramiro Larenas 40 Reputation points
commented 2025-05-08T18:23:50.7366667+00:00
Anusree Nashetty 4,385 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

What is flexible orchestration mode in VMSS ?

can you explain in detail what is the use of flexible orchestration mode in VMSS ?

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-05-07T20:54:21.24+00:00
Bruce Wayne 45 Reputation points
commented 2025-05-07T21:27:16.55+00:00
Bruce Wayne 45 Reputation points
0 answers

[Urgent] VM disappeared after attaching to a scale set, Cannot find in list of VMs, Scale set is blank

I connected a VM to a scaleset, It has disappeared from my azure resource group, and I now have 2 new VMs that do not have my old VM's data. My old VM's public ip, vnet, nsg and network interface are there, but disk is not. Need urgent assistance in…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-04-11T13:44:49.6933333+00:00
Arnav Gupta 20 Reputation points
commented 2025-04-21T04:49:04.1766667+00:00
Arko 4,150 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

VMSS scale set is duplicating search processes once scaled out

VMSS scale set is duplicating search processes that is being run by the application we deployed. For context, our application does social media platform searches and it was working fine when we first set up the VMSS. The main purpose for setting up the…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-04-15T10:14:33.1433333+00:00
Olufemi Olaoye 20 Reputation points
accepted 2025-04-17T21:53:38.57+00:00
Olufemi Olaoye 20 Reputation points
0 answers

How to Disable the Network Discovery Banner on Azure VMSS Windows Agents for UI Tests?

I am using VMSS on Azure to generate Windows agents. My test team runs automated tests on these agents using Maven/Selenium. The issue is that, by default, Windows opens the network discovery banner when a session starts. This causes the automated…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-04-08T15:33:50.78+00:00
Matthieu 6 Reputation points
commented 2025-04-14T19:37:11.42+00:00
Sudheer Reddy 2,055 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

VMSS availability zones not available.

Hi I am new to azure (to cloud fully) and I am trying to create a VMSS but the region is showing that there is no availability zone. I thought all azure regions have availability zone am I wrong? Some guidance would be appreciated. thank you in…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-04-10T20:36:13.1533333+00:00
mark 20 Reputation points
accepted 2025-04-14T11:02:58.4+00:00
mark 20 Reputation points
1 answer

Azure Virtual Machine Scale Sets how to Configure Backup

Hi all, how to configure backup for Azure Virtual Machine Scale Sets and restore the backup and create new Azure Virtual Machine Scale Sets.

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-04-08T08:43:19.42+00:00
Yuk Leong Chow 5 Reputation points
commented 2025-04-10T09:08:50.5233333+00:00
Anusree Nashetty 4,385 Reputation points Microsoft External Staff Moderator
1 answer

Can AKS be configured to use Azure Spot Instances for scaling

We are using Terraform for complete build of AKS and would like a way to force Azure Spot Instances for AKS scaling. How is the best way to do this?

Azure Virtual Machines
Azure Virtual Machines
An Azure service that is used to provision Windows and Linux virtual machines.
9,034 questions
Azure Kubernetes Service
Azure Kubernetes Service
An Azure service that provides serverless Kubernetes, an integrated continuous integration and continuous delivery experience, and enterprise-grade security and governance.
2,450 questions
Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2020-09-09T15:37:22.483+00:00
Kandice Hendricks 1 Reputation point
edited a comment 2025-04-02T19:46:55.36+00:00
Sai Krishna Dasoju 20 Reputation points Microsoft Employee
2 answers One of the answers was accepted by the question author.

How to Retrieve Public IPs of Uniform VMSS Instances Using Azure Python SDK

I have an Azure Virtual Machine Scale Set (VMSS) deployed using Uniform Orchestration Mode. Currently, I am able to fetch the public IP addresses of the instances only via Azure CLI using the following command: az vmss list-instance-public-ips…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-03-27T06:11:20.9533333+00:00
Udayakumar Iyappan 45 Reputation points
accepted 2025-04-01T04:38:21.7966667+00:00
Udayakumar Iyappan 45 Reputation points
0 answers

Linux VM - Disk increase is not preserve while burn image

VM Scale set instances are not coming up Manual scale in increase and decressed however there are no machine is coming under VMSSET

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-03-31T12:11:29.4966667+00:00
Global Admin 0 Reputation points
commented 2025-03-31T12:28:36.3133333+00:00
Nikhil Duserla 7,935 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

How to get powerstate of vmss...?

I am working with Azure Virtual Machine Scale Sets (VMSS) and I need to retrieve the PowerState of instances within a scale set using PowerShell. I am currently using the following script: $resourceGroupName = "Mbdajshbcsc" $vmssName =…

Azure Virtual Machine Scale Sets
Azure Virtual Machine Scale Sets
Azure compute resources that are used to create and manage groups of heterogeneous load-balanced virtual machines.
450 questions
asked 2025-03-21T12:41:14.85+00:00
Abhishek P 20 Reputation points
accepted 2025-03-24T05:44:41.1266667+00:00
Abhishek P 20 Reputation points