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vSphere UI behavior change for VM Disk I/O Shares & Limits in vSphere 8.x

06.27.2023 by William Lam // 3 Comments

If you use the vSphere UI to configure individual virtual disk I/O shares or limits for a Virtual Machine, it looks like this functionality has been removed in vSphere 8.x in favor of using VM Storage Policies, which has been around for almost a decade now.

Prior to vSphere 8.x, you could configure both disk shares and limits on an individual VMDK as shown in this screenshot below for a vSphere 7.x environment:


While this capability can be useful, it does come with some operational overhead of having to configure each and every virtual disk that has such a requirement and can certainly be error prone. Fortunately, this problem of defining various storage requirements and attributes for a VM and its virtual disks has already been solved with Storage Policy Based Management (SPBM) and the use of VM Storage Policies.

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Categories // Automation, PowerCLI, vSphere 8.0 Tags // limit, shares, sioc, vSphere 8.0

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William is Distinguished Platform Engineering Architect in the VMware Cloud Foundation (VCF) Division at Broadcom. His primary focus is helping customers and partners build, run and operate a modern Private Cloud using the VMware Cloud Foundation (VCF) platform.

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