VMWare

  • Split Brain Syndrome

    Split brain syndrome, in a clustering context, is a state in which a cluster of nodes gets divided (or partitioned) into smaller clusters of equal numbers of nodes, each of…

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  • SRM : How it work?

    Here is the process SRM follows when doing a Test failover or Failover operation. Please read/ understand and mug this(if you have to J), since…

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  • Who deleted my VM?

    This is the best one which is mostly asked by customers . $SqlServer = “SQLSERVER”; $SqlDB = “VCDB”; $MYVM = “TEST” $TypeofEvent = “vim.event.VmRemovedEvent” #…

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  • Power Shell scripts for Virtual machines

    List of each of your vms: Get-VM | Where {$_.PowerState -eq &quot;PoweredOn&quot;} | Select Name, Host, NumCpu, MemoryMB, <code> @{N=&quot;Cpu.UsageMhz.Average&quot;;E={[Math]::Round((($_ |Get-Stat -Stat cpu.usagemhz.average -Start (Get-Date).AddHours(-24)-IntervalMins…

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  • PowerShell Scripts for Esxi

    List all ESX Hosts and their Service console information: Get-VMHost | Get-VMHostNetwork | Select Hostname, ConsoleGateway, DNSAddress -ExpandProperty ConsoleNic | Select Hostname, PortGroupName, IP, SubnetMask,…

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  • PowerShell Scripts for Datastore

    Number of VMs in Datastore: Get-Datastore | Select Name, @{N=”NumVM”;E={@($_ | Get-VM).Count}} | Sort Name The following script was used to add the datastore’s from…

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  • Some useful vmkfstools ‘hidden’ options

    1. Display hosts which are actively using a volume ~ # vmkfstools –activehosts /vmfs/volumes/TEST-DATASTORE Found 1 actively heartbeating hosts on volume ‘/vmfs/volumes/TEST-DATASTORE’ (1): MAC address 91:1a:b2:7a:14:d4…

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  • What is VMware Raw Device Mapping (RDM)?

    In other contexts, such as the VirtualCenter client console, raw device mapping may be described in terms such as “Mapping a VMFS volume into a…

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