Using a VNXe System with Microsoft Windows Hyper-V - EMC ...

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Setting Up a Host to Use VNXe Hyper-V Storage34. Click OK to close the Properties dialog box.35. Click OK to exit the Microsoft iSCSI Initiator.What next?Continue to “Setting up the host to use VNXe Hyper-V datastores” on page 38.Setting up the host to use VNXe Hyper-V datastoresTo set up a Windows Server 2008 Hyper-V host to use VNXe Hyper-V datastores, performthe following tasks:◆ Task 1: Register the Hyper-V disks (datastores) as MPIO devices (page 38).◆ Task 2: Set the offset for the disk (datastore) to 64 KB (page 38).◆ Task 3: Assign the Hyper-V disk (datastore) to a virtual machine (page 39).If need the LUN number for the Hyper-V datastore, you can find it using Unisphere:1. Select Storage > Hyper-V.2. Select the Hyper-V datastore and click Details.Task 1: Register the Hyper-V disks (datastores) as MPIO devicesIf you are using Multipath I/O (MPIO) with Windows Server 2008 Hyper-V, you mustregister the VNXe Hyper-V disks (datastores) as MPIO devices and set up MPIO to discoveriSCSI devices:1. On the host or virtual machine, start the MPIO Administrative Tool:Either Start > Administrative Tools and select MPIO or Start > Run and entermpiocpl.exe.2. Add the following entry to the MPIO device list:EMCCelerraIMPORTANTThe above entry must have 5 spaces between EMC and Celerra and 9 spaces afterCelerra.3. Restart the host when prompted.Task 2: Set the offset for the disk (datastore) to 64 KBAfter the initiator logs in to a target, each of the target’s virtual disks (datastores) that theinitiator can access appears as an unknown disk in the Windows Disk Management tool.To set the offset for the Hyper-V disk (datastore) on the host:1. Select Run > diskpart.2. Select the disk:select disk n38 Using a VNXe System with Microsoft Windows Hyper-V
Setting Up a Host to Use VNXe Hyper-V Storagewhere n is the disk number.If you do not know the disk number, enter:list disk3. On the selected disk, create a primary partition with an offset of 64 KB:create part pri align=64Task 3: Assign the Hyper-V disk (datastore) to a virtual machineTo use the VNXe Hyper-V disk (datastore) for a virtual machine, the Windows Server 2008Hyper-V host must assign the Hyper-V disk to the virtual machine. To assign the Hyper-Vdatastore to a virtual machine, use the Hyper-V Manager to configure the Hyper-Vdatastore as one of the following:◆◆virtual hard disk (.vhd) filephysical disk.Before you can select one of the disk types listed above, you must select the controller towhich to attach the datastore - either SCSI (pass through) controller or IDE controller. Youcannot use a datastore attached to a SCSI controller (SCSI disk) to boot a virtual machine.If you want to boot the virtual machine from the datastore, it must be an IDE disk, so youmust attach the datastore to an IDE controller. For information about these controllers andhow to configure a virtual hard disk file or a physical disk, refer to the Hyper-V Manageronline help.What next?You are now ready to either migrate a virtual machine to the datastore or create a virtualmachine on the datastore. To migrate a virtual disk to the datastore, go to Chapter 2,page 43. For information about creating a virtual machine on the datastore, refer to theHyper-V Manager help.iSCSI troubleshootingiSCSI session troubleshootingThis section contains information about:◆ iSCSI session troubleshooting (page 39)◆ Known Microsoft iSCSI Initiator problems (page 41)1. Use ping with the IP address to verify connectivity from the host to the target’s IPaddress.Using the IP address avoids name resolution issues.Note: You can find the IP address for the target by selecting Settings > iSCSI ServerSettings in Unisphere.iSCSI troubleshooting 39
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Page 47 and 48: APPENDIX ASetting Up MPIO for a Win
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