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Software-Defined

Re-image Nutanix nodes to VMware ESXi 6.5u1

This week I deployed a Nutanix cluster based on VMware ESXi 6.5u1. I wanted to share with you how to re-image the Nutanix nodes to VMware ESXi. Usually Nutanix blocks are shipped with nodes imaged on AHV. So, you have to re-image the Nutanix nodes to the wanted hypervisor (Hyper-V, ESXi or KVM). In this topic we’ll see how to ...

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Dell R730XD bluescreen with S130 adapter and S2D

This week I worked for a customer which had issue with his Storage Spaces Direct cluster (S2D). When he restarted a node, Windows Server didn’t start and a bluescreen appeared. It is because the operating system disks were plugged on S130 while Storage Spaces Direct devices were connected to HBA330mini. It is an unsupported configuration especially with Dell R730XD. In ...

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Don’t worry, Storage Spaces Direct is not dead !

Usually, I’m not speaking about news but only about technical details. But with the release of Windows Server 2016 1709, lot of misinformation have been written and I’d like to show another way to look at this. First of all, it is important to understand what happened to Windows Server 2016. Microsoft has modified how Windows Server is distributed to ...

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Get Storage Spaces Direct insights from StarWind Manager

Earlier in the week, I published a blog post about Honolulu project and how in the future, this tool can ease Windows Server management. Today I introduce another management tool for Storage Spaces Direct (hyperconverged or disaggregated). This tool is called StarWind Manager and it is developed by … StarWind. StarWind Manager is currently in preview version and for the ...

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Replace vCSA 6.5u1 certificate by an ADCS signed certificate

If you are using vCSA 6.x, maybe you want to replace the self-signed certificate by a certificate signed with your enterprise to avoid security alert in browser. Active Directory Certificate Services is an enterprise PKI and in this topic, I’ll show you how to replace vCSA 6.5u1 certificate by a custom certificate. By replacing the certificate, your browser will not ...

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Update Mellanox network adapter firmware

Like the others, Mellanox network adapters should be updated to the latest firmware to solve issues. When you download the Mellanox firmware release note, you can see how much reported issues have been solved (usually, a lot :)). Mellanox provides tools to update and manage the firmware from Linux, Freebsd, VMware ESXi, Windows and Windows PE. Thanks to this set ...

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Storage Spaces Direct: plan the storage for hyperconverged

When a customer calls me to design or validate the hardware configuration for hyperconverged infrastructure with Storage Spaces Direct, there is often a misunderstanding about the remaining useable capacity, the required cache capacity and ratio, and the different mode of resilience. With this topic, I’ll try to help you to plan the storage for hyperconverged and to clarify some points. ...

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Deploy a SMB storage solution for Hyper-V with StarWind VSAN free

StarWind VSAN free provides a free Software-Defined Storage (SDS) solution for two nodes. With this solution, you are able to deliver a highly available storage based on Direct-Attached Storage devices. On top of StarWind VSAN free, you can deploy a Microsoft Failover Clustering with Scale-Out File Server (SOFS). So you can deploy a converged SDS solution with Windows Server 2016 ...

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