6.5.1

Table Of Contents
Virtual Volumes Architecture 273
Virtual Volumes and VMware Certificate Authority 275
Snapshots and Virtual Volumes 276
Before You Enable Virtual Volumes 276
Configure Virtual Volumes 278
Provision Virtual Machines on Virtual Volumes Datastores 281
Virtual Volumes and Replication 285
Best Practices for Working with vSphere Virtual Volumes 290
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Filtering Virtual Machine I/O 295
About I/O Filters 295
Using Flash Storage Devices with Cache I/O Filters 298
System Requirements for I/O Filters 299
Configure I/O Filters in the vSphere Environment 300
Managing I/O Filters 305
I/O Filter Guidelines and Best Practices 307
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Storage Hardware Acceleration 309
Hardware Acceleration Benefits 309
Hardware Acceleration Requirements 310
Hardware Acceleration Support Status 310
Hardware Acceleration for Block Storage Devices 310
Hardware Acceleration on NAS Devices 316
Hardware Acceleration Considerations 319
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Thin Provisioning and Space Reclamation 321
Virtual Disk Thin Provisioning 321
ESXi and Array Thin Provisioning 326
Storage Space Reclamation 328
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Using vmkfstools 335
vmkfstools Command Syntax 335
The vmkfstools Command Options 336
vSphere Storage
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