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Category Archives: vSphere
VMware Tools Upgrade
Recently I had to upgrade VMware Tools on a number of VMs due to ESXi being upgraded on the hosts. I remember a few years ago that there was talk of being able to upgrade VMware Tools without having to … Continue reading
Posted in VMware, VMware Tools, vSphere
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VMware Snapshot Performance Impact
A number of people have asked me recently about the performance impact of having VMware snaphots on a VM. So here is my understanding of the performance impact of having snapshot(s) on a VM. The issue with having a snapshot … Continue reading
Posted in VMware, vSphere
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VMware vSphere 6.5
VMware vSphere 6.5 was released earlier this week, it was announced on 18th Oct 2016 at VMworld Barcelona but was officially available for download from Tuesday this week (15th Nov 2016). Some of the new features I got to look … Continue reading
Posted in VMware, vSphere
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vCenter 5.5 to 6.0 Migration
When vSphere 6 was released the vCenter Server Appliance (VCSA) was brought in line with the traditional Windows based vCenter Server. This meant that the appliance version of vCenter was the recommended version to implement. But how do you get … Continue reading
Posted in VMware, vSphere, vSphere 6
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Demise of vSphere C# Client
We have been expecting it since vSphere 4.1; VMware announced on Wed 18th May 2016 that the current version of vSphere, 6.0, will be the last version to contain the C# Client, i.e. the full desktop client we have been … Continue reading
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vCenter Server Storage Filters
vCenter has 4 Storage Filters: – RDM Filter VMFS Filter Host Rescan Filter Same Host Transports Filter These filters affect the actions vCenter takes when scanning storage as follows:- RDM Filter When you attempt to add a RDM to a … Continue reading
Posted in Configuration, VMware, vSphere
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vSphere Beta
There is a new vSphere Beta Program starting soon. I don’t know the exact date but I would suspect that it will be in time for the upcoming release (v6.5 maybe) to be ready for VMware at the end of … Continue reading
Posted in VMware, vSphere
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Intel XEON E5-2600-v3 and vSphere 5.0
I had an interesting issue recently with HP Proliant BL460c Gen 9 blades containing Intel XEON E5-2600-v3 processors and running ESXi 5.0. All appeared to be working fine until I added the blades into an existing vSphere cluster with Gen … Continue reading
SRM 6.1 Support for Stretched Storage Cluster
At the US VMworld at the end of August 2015 VMware Site Recovery Manager (SRM) 6.1 was announced. Once of the new features of this release is the support for stretched storage clusters. A stretched cluster is where your storage … Continue reading
Posted in Site Recovery Manager, VMware, vSphere 6
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RDM Path Selection Policy (PSP) with Microsoft Clustering
Prior to vSphere 5.5 the Round Robin Path Selection Policy (VMW_PSP_RR) is not supported for the shared disks of a Microsoft cluster. You may find that the ESXi multipathing claim rules are set so that when the RDMs are discovered … Continue reading
Posted in Configuration, NetApp, VMware, vSphere
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