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Virtualization

Virtualization is the process of creating a software-based (or virtual) representation of something rather than a physical one. Virtualization can apply to applications, servers, storage, and networks and is the single most effective way to reduce IT expenses while boosting efficiency and agility for all size businesses. Benefits of Virtualization Virtualization can increase IT agility, flexibility, and […]

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Virtual Network Management in Standard Switch Using Power CLI

This Post will help you to understand and create multiple port groups , Esxi host network details for complete environment  . Note : Below  commands are used on vCenter with One host , it can be used multiple servers environment . List vSwitch Inventory  Get-VirtualSwitch List Portgroup Inventory  Get-VirtualPortGroup Create a Virtual Switch Get-VmHost | […]

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Configure vCenter High Availability – Basic

An overview of the Architecture A vCenter High Availability cluster consists of three vCSA 6.5 appliances deployed in an Active, Passive and Witness configuration. The Active node is a standard vCenter instance, the state of which is regularly replicated to the Passive node. The Passive node takes over when the entire Active node or critical […]

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Install vCenter Server Appliance 6.5 With External PSC

This Post cover below , and mainly for installing and configure VCSA we should have proper FQDN Set up DNS using a Windows DNS server. Install an external Platform Services Controller (PSC). Install vCSA 6.5 using the external PSC just created. Configured DNS The first step is to come up with hostnames and corresponding IP […]

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Find Number of VCPU used in a Cluster and ESXi hosts

This Post explain how can we generate an output contains , Total number of vCpu used in an vCenter Cluster , also it shows many vCPU used per Esxi hosts .  If you have  multiple Cluster it is very easy to find same using below script. Connect-VIServer  “vCenter Name” $TotalNumvCPUs = 0 Foreach ($Cluster in (Get-Cluster |Sort Name)){ $HostNumvCPUs = 0 Write-Host “Cluster: $($Cluster.name)“ Foreach ($ESXHost in ($Cluster |Get-VMHost |Sort Name)){ […]

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Insufficient configured resources to satisfy the desired vSphere HA failover level on the cluster

Problem Setting up a simple vSphere 6.5  environment, using percentage-based HA we have been seeing the following Configuration Issue flag on the cluster . Insufficient configured resources to satisfy the desired vSphere HA failover level on the cluster … You can see the alarms have Acknowledge/Reset options, this is a Configuration Issue message instead. I have […]

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Storage Space Reclamation in vSphere 6.5

In vSphere 6.5 there new feature is enabled  ,come back of VMFS storage space reclamation. This feature was enabled in a manual way for VMFS5 datastores and was able to be triggered when you free storage space inside a datastore when deleting or migrating a VM or consolidate a snapshot. At a Guest OS level, storage space is […]

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