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Category Archives: Configuration
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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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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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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Editing vCenter VM Settings with Hardware Version 10
When using vSphere 5.5 if you upgrade your vCenter server to VM Hardware Version 10 then you will only be able to edit it via the vSphere Web Client. If the setting you are need to edit requires the VM … Continue reading
Posted in Configuration, PowerCLI, VMware, vSphere
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Repeating ADAM_VMwareVCMSDS Error Every Minute in Windows Active Directory Web Services Log
I have seen the following error repeat EVERY minute in the Windows Active Directory Web Services Log on Windows 2008 R2 Servers running VMware vCenter 4.1. “Active Directory Web Services encountered an error while reading the settings for the specified … Continue reading
Posted in Configuration, Installation, VMware, vSphere
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ESXi4.1 vMotion using incorrect vmnic
I have a number of esxi 4.1 update 1 hosts configured as follows: – vSwicth0 – vmnic0, vmnic1, vmnic2, vmnic 6 – all active VMKernel Port – Management – enabled for Management – Active vmnic0, Standby vmnic2, unused vmnic1 and … Continue reading
Posted in Configuration, VMware, vSphere
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Setting Default Gateway on vSphere 4
I had an issue recently where I had installed ESX4 on a number of hosts but had not been allocated IP addresses for them. So I installed them using DHCP. Later when I had been given the IP addresses I … Continue reading
Posted in Configuration, VMware, vSphere
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