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Author Archives: Calvin Scoltock
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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VMware Paravirtual SCSI Adapter (PVSCSI)
For virtual machines with high disk I/O requirements, such as Tier 1 SQL Servers, you should consider configuring the VM with the VMware Paravirtual SCSI Adapter (PVSCSI). The PVSCSI adapter was introduced in ESX/ESXi 4.0 and is virtualisation aware. It … Continue reading
Posted in Configuration, VMware, vSphere
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VMware vSphere Metro Storage Cluster (vMSC)
VMware vSphere Metro Storage Cluster (vMSC) is not a product but a certified configuration where a vSphere cluster spans geographical locations. This could be spread across a campus, metropolitan area or a larger area up to 200 km apart. vMSC … Continue reading
vSphere VM Memory Statistics
Active Memory There still seems to be some confusion over what the Active Memory statistic of a virtual machine within vSphere. See example below. You can see that this virtual machine is configured with 4096 MB of memory and the … Continue reading
Windows Server 2012 R2 VM Network Adapter
When creating a Windows Server 2012 virtual machine the network adapter type defaults to E1000. I have seen reports of this dropping network connections and packet loss on Windows Server 2012. There is a newer emulated network interface available for … Continue reading
Posted in Configuration, VMware, vSphere, Windows 2012
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VCP6-DCV Exam Released
The beta version of the VCP6-DCV (Data Centre Virtualisation) exam was released last week. For current VCP5-DCV candidates there is a delta exam is shorter than the “normal” VCP6-DCV exam focusing on the new content of VCP6. The Delta exam … Continue reading
Posted in Certification, VMware
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What’s New in VMware vSphere 6
vSphere 6 was announced at the start of February 2015 and is now available for download. This version is marketed, in VMware’s words, as “the industry-leading virtualisation platform which empowers users to virtualise any application with confidence, redefines availability, and … Continue reading
Posted in VMware, vSphere, vSphere 6
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Windows 2012 R2 Group Policy Settings including MSS Settings
Firstly, if you have a Windows 2008 domain and want to set Windows 2012 R2 specific Group Policy settings for the Windows 2012 R2 members servers you will be adding to the domain then you will need to use the … Continue reading
Posted in Group Policy, Windows 2012
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