Tag: azure storage

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All About Azure Reservation – Disks

We talked about Azure Reservation for VM in my previous blog post. If you have not read it already, I suggest you to read it.

The VM RI discounts applicable only to the VM infrastructure cost but it does not include disks or storage used. Azure Disk Storage reservations combined with Azure reserved VM instances help you reduce total VM cost.

The common rules are applicable here as well “Use it or Lose it”,

Currently, Azure Disk Storage reservations are available only for selected Azure premium SSD SKUs. But it doesn’t apply to unmanaged, ultra disks and page blob consumption.

disk reservation

The reservation for disk is not based on capacity but it is based on total number of disks per SKU. That means you make reservation consumption based on the units of the disk SKUs instead of the provided size. Example, you cannot use P40 reservation for 2 P30 disks. It is does not have instance flexibility like in VM reservations.

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All About Azure Reservation – Storage

Let me try bring some insight on Azure storage reservations. If you have not read my previous blog posts on VM reserved instance, please read it here. You can save on storage cost for blob data with Azure Storage reserved capacity. It covers both for block blobs and Data Lake Gen2.  You must be owner of the subscription or EA admin if it is EA and you must a admin agent or sale agent to buy Azure Blob Storage reserved capacity. I tried to bring information from different MS article to one place with bullet points to help you on this.

select-reserved-capacity_Storage

Importantly, a reservation covers only the data stored in the subscription, it does not cover other actions like early deletion, operations, bandwidth and data transfer charges. You may note the below points when you think about the reserving the Azure storage.

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