Using the Perennially Reserved Flag for WSFC RDMs.

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In cases where customers are using numerous pRDMs in their environment, host boot times or storage rescans can take a long time. The reason for the longer scan times is each LUN attached to a host is scanned at boot or during a storage rescan. Typically, RDMs are provisioned to VMs for Microsoft WSFC and Read more...

Using vVols with CNS

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Virtual Volumes or vVols enables your existing storage array capabilities to be managed via SPBM policies and applied at a VM or VM disk level, all while existing in a single vVols datastore that correlates to a storage container on the array. The Guest OS file system is the native FS on the vVol itself. Read more...
RDMs to vVols

Migrating WSFC RDMs to vVols

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RDMs aren't the most popular of storage option but are widely used for many applications that require SCSI-3 Persistent Reservations. SCSI-3 PRs allow SCSI commands to be directly passed to a LUN to satisfy the requirements of SCSI-3 PR used by Microsoft WSFC. WSFC is one of the more common examples of using RDMs. When Read more...

vSpeaking Podcast Ep 155: vSphere 7 Core Storage

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The release of vSphere 7 introduces several enhancements to core storage including external connectivity to NVMe devices with NVMeoF, shared VMDKs for Microsoft WSFC, and in VMFS, optimized first writes for thin-provisioned disks. This week on the Virtually Speaking Podcast we welcome Jason Massae to discuss what's new in vSphere 7 Core Storage. Links Mentioned Read more...

vSphere 7 with VMware’s Storage Partners

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VMware works closely with our storage partners when developing new features, enhancements and products. With vSphere 7 now GA, I want to highlight our storage partners' content for this release. As more partners release content, I will update this blog. For more information on storage features in vSphere 7 head over to Storagehub.vmware.com. VMware Storage Read more...
RDM to Shared VMDK

vSphere 7 – RDM to Shared VMDK Migration

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With the release of vSphere 7, one of the core storage features is Shared VMDKs on VMFS. (See vSphere 7 Cores Storage details here.) Many clustered applications require SCSI-3 persistent reservation (SCSI3-PR) to be able to share disks between nodes in the cluster application. Microsoft’s Windows Server Failover Cluster (WSFC) is the most common example. Read more...

vSpeaking Podcast Ep 150: What’s New in vSphere 7

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This month VMware announced vSphere 7 touting it as the biggest innovation since the launch of ESXi. This is a prettty signifigant release. So far the virtually speaking podcast covered part of the release in two previous episodes (vSphere with Kubernetes and vSphere Lifecycle Manager in the vSAN 7 episode) This week we weclome Niels Read more...

What’s New in vSphere 7 Core Storage

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vSphere 7 Core Storage With the announcement of vSphere 7, the anticipation of what’s new is over. What has been added or changed in this release? I’m glad you asked! In vSphere 7, there are some exciting new storage features and interoperability. Under core storage, we’ve added external connectivity to NVMe device with NVMeoF, shared Read more...

New vVols Lightboard Series

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vVols adoption is growing and continues to gain momentum in 2020! Together with vVols Partner ecosystem and VMware vVols team - we would like to present series of Lightboard Sessions discussing benefits, partner implementations, and various use cases. Below is a link to the first set in the series with a vVols overview - and Read more...

vSpeaking Podcast Ep 140: Back to Basics vSphere Networking

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Continuing the "Back to Basics" series, this week we welcome back GSS Escalation Engineer Broc Yanda to discuss vSphere networking. Broc explains how to get the best performance out of vSphere hosts networking, failover, and other common networking misconceptions. Follow Broc on twitter. Check out John and Broc's VMworld session Top 10 things to know Read more...