Alternatively, you may use the Azure Cloud Shell. On-demand bursting cmdlets are available in version 2.19.0 and newer of the Azure CLI module. Replace the, parameters and run this command to enable on-demand bursting on an existing disk: New-AzDiskUpdateConfig -BurstingEnabled $true | Update-AzDisk -ResourceGroupName -DiskName //Set the flag to $false to disable on-demand bursting $dataDisk = New-AzDisk -ResourceGroupName -DiskName -Disk $diskConfigĮnable on-demand bursting on an existing diskĪ managed disk must be larger than 512 GiB to enable on-demand bursting. $diskConfig = New-AzDiskConfig -Location 'WestCentralUS' -CreateOption Empty -DiskSizeGB 1024 -SkuName Premium_LRS -BurstingEnabled $true Replace the and parameters then run the following script to create a premium SSD with on-demand bursting: Set-AzContext -SubscriptionName Create an empty data disk with on-demand burstingĪ managed disk must be larger than 512 GiB to enable on-demand bursting.
On-demand bursting cmdlets are available in version 5.5.0 and newer of the Az module. The following examples cover how to create a new disk with on-demand bursting enabled and enabling on-demand bursting on existing disks. On-demand bursting can be enabled with either the Azure PowerShell module, the Azure CLI, or Azure Resource Manager templates.
On-demand bursting can be disabled 12 hours after it has been enabled.Ĭurrently, the on-demand model for disk bursting is available in all public Azure regions. On-demand bursting can only be enabled when the disk is detached from a VM or when the VM is stopped.If you want to change your performance tier but do not want to keep disk bursting, you must disable it. On-demand bursting doesn't automatically disable itself when the performance tier is changed.If a premium SSD with on-demand bursting enabled is switched to another disk type, then disk bursting is disabled. On-demand bursting is only supported on premium SSDs.Premium SSDs less than 512 GiB will always use credit-based bursting. On-demand bursting cannot be enabled on a premium SSD that has less than 512 GiB.By default, credit-based bursting is enabled on all eligible disks.īefore you enable on-demand bursting, understand the following: You don't need to follow the steps in this article to use credit-based bursting.
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