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What’s new in Azure Elastic SAN


I’m excited to share our current updates to Azure Elastic SAN—our resolution for high-scale value effectivity within the cloud.

I’m excited to share our current updates to Azure Elastic SAN—our resolution for high-scale value effectivity within the cloud. Whether or not you’re on the lookout for a seamless migration of your SAN surroundings or seeking to consolidate current workloads throughout the cloud, this enterprise-class providing stands out by serving to you simplify your storage administration expertise and providing you with the optimum price-performance ratio in your workloads.

With the SAN-like useful resource hierarchy, you’ll be able to provision assets on the storage degree and dynamically distribute these assets to satisfy the calls for of numerous workloads throughout databases like SQL and Oracle, digital desktop infrastructure (VDIs), and enterprise purposes. It helps a mess of compute choices, together with workloads operating on Azure VMware Resolution, containerized purposes (through Azure Container Storage), and digital machines. Past that, it delivers cloud-native advantages with scale on demand, policy-based service administration, and cloud-native safety enforcements throughout encryption and community entry. It’s an answer that mixes the effectivity at scale of on-premises SAN methods and the pliability of Cloud. 

For the reason that common availability (GA) launch of Azure Elastic SAN in early 2024, we’ve got launched numerous new capabilities that allow you to combine extra workloads, a couple of of which I need to spotlight on this weblog.

Enhanced resiliency, scalability, and ease to empower mission-critical workloads

We’ve got launched the general public preview of autoscale for capability. Elastic SAN is the primary block storage resolution within the cloud to help autoscaling. It will assist prevent time by simplifying administration of the Elastic SAN, as you’ll be able to set a coverage for autoscaling your capability if you find yourself operating out of storage fairly than needing to actively monitor whether or not your storage is reaching its limits. With autoscaling, you’ll be able to scale up on demand, so there may be much less of a have to provision additional storage simply in case, serving to you decrease your month-to-month invoice. Plus, it is possible for you to to set the precise increments by which your SAN(s) will develop, so that you keep in command of your whole value. It’s a characteristic that matches in nicely with our theme of bettering the convenience of storage administration. 

We’ve got additionally made snapshot help on Elastic SAN typically accessible. Now you can take on the spot point-in-time backups of the state of your workloads with Elastic SAN quantity snapshots. You may export these quantity snapshots to managed disk snapshots for hardening functions. Snapshots might be both full or incremental snapshots of your information, and you may restore your volumes from both of those snapshots in case you want to get well from a catastrophe.

Moreover, we’ve got enabled CRC safety that can assist you preserve the integrity of your information by offering CRC32C checksum verification. If enabled on the consumer aspect, Elastic SAN helps checksum verification on the quantity group degree. It will trigger connections that don’t have CRC32C set for each header and information digests to be rejected, to forestall unintentional errors throughout communication or storage of information. 

All of that is backed by our printed availability SLA of 99.99%, which covers mission essential workloads operating on Elastic SAN. That is what is going to permit you to preserve your peace of thoughts whereas operating these workloads. 

Internet hosting SQL on Azure Digital Machines (VMs) with Elastic SAN 

We’ve got devoted ourselves to making sure that the SQL expertise on Elastic SAN has been totally validated and optimized for value financial savings. We’ve got verified that you could reliably use Elastic SAN in your clustered workloads like SQL FCI. That is particularly useful when paired with ZRS (zone-redundant storage) as you’ll be able to guarantee zonal redundancy in your failover clusters. Moreover, to help with storage and workload consolidation of multi-SQL databases hosted on Elastic SAN, we constructed out Elastic SAN in such a means that you could get the efficiency you want whereas concurrently bettering your whole value of possession with options like dynamic efficiency allocation. The efficiency you provision on the SAN degree is shared throughout all of the SAN volumes you create, and since your whole workloads gained’t peak on the identical time, you’ll be able to keep away from provisioning for the overall peak efficiency goal of all of your workloads by using this dynamic efficiency allocation. This helps with value discount as you not have to provision in your peak efficiency targets. 

Lowered whole value of operations (TCO) for Azure VMware Resolution with Elastic SAN 

Azure Elastic SAN is now accessible as a storage possibility for all Azure VMware Resolution SKUs, together with the all new AV64 SKUs. As a result of Azure VMware Resolution helps attaching iSCSI datastores as a persistent storage possibility, you’ll be able to connect Elastic SAN volumes to an Azure VMware Resolution cluster of your selection and current them as Digital Machine File System (VMFS) datastores. Through the use of VMFS datastores backed by Azure Elastic SAN, you’ll be able to increase your storage with an Azure deployed, fully-managed and VMware Licensed storage space community as a substitute of scaling extra native storage nodes within the cluster. Moreover, Elastic SAN is the one Azure block storage providing with ZRS capabilities that VMware prospects can leverage. ZRS ensures excessive availability and resiliency by storing three copies of every SAN in three distinct and bodily remoted storage clusters throughout completely different Azure availability zones.

Clients who’re leveraging Azure VMware Resolution for catastrophe restoration use instances or internet hosting capability intensive workloads, can profit from a extra cost-efficient, extensible storage resolution. As an illustration, you could possibly arise a AVS cluster because the secondary web site for on-premises VMware surroundings, and replicate information into Elastic SAN whereas conserving minimal cluster footprint. At $0.06-0.08 per GiB per thirty days (primarily based on present pricing in East US1), Azure Elastic SAN is essentially the most value environment friendly per GiB storage possibility for AVS, whereas nonetheless providing scalable efficiency for quite a lot of use instances—and it may be deployed and linked straight from the Azure portal, making it an built-in and straightforward expertise.

Enabling cloud-native workloads on Elastic SAN 

For patrons constructing their purposes within the cloud, Azure Kubernetes Service (AKS) is the brand new VM. Azure Container Storage is Azure’s newest resolution to simplify and provide complete persistent storage administration for stateful containers. Obtainable as a simple add-on to your AKS cluster, one of many backing storage choices you need to use by Azure Container Storage is Elastic SAN. Azure Container Storage allows you to provision persistent volumes (PVs) inside a single Elastic SAN, sharing the efficiency accessible in the identical SAN throughout a number of PVs. As a result of Elastic SAN makes use of iSCSI protocol to hook up with AKS clusters, conventional VM-based limitations on the variety of persistent volumes you’ll be able to connect per node are overcome, reaching new heights of scale. Azure Container Storage may also be used with ZRS enabled, which gives enhanced resiliency in your workloads. 

Conventional storage administration for stateful containers meant provisioning storage assets, deploying PVs inside your cluster, and manually managing the connection and scaling of the storage useful resource together with your cluster. With Azure Container Storage, persistent quantity orchestration and coordination of your Elastic SAN through your AKS cluster is totally managed for you. With the preview of autoscaling on Elastic SAN, storage administration at scale is even less complicated by Azure Container Storage. By setting your autoscale coverage, you don’t want to fret about operating into capability limitations. 

Getting began with Azure Elastic SAN 

As at all times, there may be extra to return. Our roadmap for the yr forward includes increasing Elastic SANs current backup and catastrophe restoration performance, increasing our regionally redundant storage (LRS) and ZRS footprint into new areas, and serving to prospects obtain even decrease latencies and better efficiency. For now, you’ll be able to deploy an Elastic SAN2 by following our directions on get began or confer with our documentation to study extra. If in case you have any questions or suggestions, be happy to achieve out to the PM group at [email protected], and somebody from our group shall be completely satisfied to help. 


1You will discover the hottest pricing on our pricing web page

2 For a listing of accessible areas please confer with our documentation



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