VMware vSphere VMDirectPath I/O: Requirements for Platforms and Devices

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About VMDirectPath I/O VMDirectPath I/O enables direct assignment of hardware PCI Functions to virtual machines. This gives the virtual machine access to the PCI Functions with minimal intervention from the ESXi host, potentially improving performance. It is suitable for performance critical workloads such as graphics acceleration for virtual desktops, such as VMware View vDGA, and […]

A General System Error Occurred: PBM Error During PreMigrateCheckCallback

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  When you try to Deploy/Clone a VM or Migrate it, you encounter this error : This error occurs when the Profile-Driven Storage service is not running or is not accepting connections. This service is also called Policy Based Management(PBM). To resolve the issue, ensure that the Profile-Driven Storage service is running.   For vCenter […]

ESXi Console issues

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­Unable to Connect to MKS: Connection Terminated by server : You might have faced this issue on HP G8 servers that running ESXi on it when you are connecting with vsphere client nor web client. This issue due to excessive logging create by /var/log/hpHelper.log file. Also it can grow very larg and fill the ESXi […]

SCSI Controller type in vmWare

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Let's look at SCSI Contollers type in vmWare ESXi :   BusLogic : This was one of the first emulated vSCSI controllers available in the VMware platform.  The earliest versions of Windows has this driver available by default which made it easy when installing that particular OS. It wasn’t however as performant as the LSI […]