Content
How to create benchmark for DiskIo? How to confidently say that DiskIO is Optimum or not?
We recently migrated from on-prem to azure. I have been exploring disk-io. I executed DiskSpd tool that microsoft provides. Without cache (enabling software cache in DiskSpd) the on-prem performs multiple times better than Azure. The throughput and…


How to access file in Azure disk
Hi all In my recent project I am trying to access files using REST API (deploy in app service in same network) and it give 500 error when access the file. Path which I am trying to access…


Action required: Migrate your data from Azure unmanaged disk storage to managed disks
Not known where subscription is located Subscription ID: ******8888 It not on my known tenants. How to locate tenant according to subscription ID ???


Increased usage in unmanaged disk
We recently got an e-mail about increased usage in our unmanaged disk, and were warned that they would lose support in 2025. However, I cannot find any disks marked as "Disk (classic)" under "All resources" (only two labeled…


Azure charges for disk expansion
I am trying to expand the data volume in an azure VM. The current setup disk type/size is Premium SSD LRS/512MiB and nearly filling and time to extend the volume. I am thinking to expand by 128GiB. What I understand about the cost, since I have already…


Wrong error message: "We do not have sufficient capacity for the requested VM size in this zone."
After using a NV8as_v4 machine for the last week in UK South region it comes up today with the following error: Allocation failed. We do not have sufficient capacity for the requested VM size in this zone. Read more about improving likelihood of…


Last modified time unattached disk Azure
Hello Team, I hope you're doing fine, I'm just noticing that i have a lot of unattached disks in Azure, i want to see the last modified time of these disks, but i cannot find the information in azure portal (overview) neither in Powershell Get-AzDisk…


Managed Disk Pricing
Azure managed disks pricing is listed in GiB. Whereas the applications that generally consume Azure storage list their price in GB/TB. Is there a way to convert Azure GiB price to GB/TB so that I can normalize the pricing to be in the same unit? I don't…


How to Initialize attached Data disk to Linux VM in Azure with Powershell
The Initialize the disk doc explains how to initialize an attached disk for Windows VM. I need to do the same for Linux VM with Powershell. Any resource available ?


size of the active disk VM
Greetings colleagues, please tell me how to reduce the size of the active disk from 127 GB to 256 GB, I try to change the size, but a warning is displayed that (the disk must be disabled or the managed virtual machines are freed) - I do not understand…


Query for PageRanges of a Managed Disk Incremental Snapshot returns zero changes
Hi, We have a solution which takes Incremental Snapshots of all the disks of a virtual machine. Once the snapshot is created, the solution queries it's page ranges to get the changed data. The issue which we are facing currently is that the page ranges…


instance can not restart after reboot
For my machine learning computation instances. It errored Operating system disk has run out of disk space. Clear at least 5 GB disk space on OS disk (/dev/sda1/ filesystem mounted on /) through the terminal by removing files/folders, and then do…


Azure Temporary Storage Drive throughput
We have application where we are using Azure Windows VM with Premium disks. Our application creates lot of temporary files. We want the best read/write performance for these files. We are trying to figure out what to use for these temporary files, 1 -…


Cannot export disk snapshot
I was able to create a disk snapshot, trying to export it generates the URL and shows the link to download VHD, but both point to an XML page with missing authorization message. I am logged in to Azure portal with my MS account, creating the URL in the…


10 TB vs 200 GB storage in Azure Dev/Test cost difference?
I need to know the difference between 10 TB vs 200 GB storage in Azure Dev/Test cost


Attached Data Disk not working after subscription expired
Hi, I have one VM with an attached data disk. My Azure subscription expired, but I was able to reactivate it after a few weeks. That disk contained my MySQL database files which I want to recover. It appears in lsblk as /dev/sdc, but doesn't show any…
Is there any VM size that has access to a RAID controller?
Hello everyone, I'm new to Azure (and VM's in general) so apologies if this is a rather silly question, but I have been tasked to set up a VM in Azure running Windows server 2019 or newer in order for our implementation team to experiment with some…


Slow Disk Performance on Attached Premium SSD on Standard D4s VM
Hello Support, We have an Azure VM with Premium SSD Drives and the current Mb/s are limited to 100Mbs even if i upgraded the drives for a better performance Tear Premium SSD16000/500, i would like to know why the performance is limited on the drives…


Ransomware proof Azure Storage ?
People, What is the Azure solution that supports immutability like the Amazon AWS S3 bucket? Because according to: https://helpcenter.veeam.com/docs/backup/vsphere/immutability_archive_tier.html?ver=110 there is no solution yet for Azure Storage Account.


Need help improving my KQL query for Azure VM disk sizes
Hi, I have this KQL query wherein it list all VMs in my environment with OS and data disk sizes. However, whenever I include the 2 lines code which is highlighted in bold below, the output of the query excludes VMs with only OS disk. Basically the…

