6.0.1

Table Of Contents
18
Raw Device Mapping 205
About Raw Device Mapping 205
Raw Device Mapping Characteristics 208
Create Virtual Machines with RDMs 210
Manage Paths for a Mapped LUN 211
19
Working with Virtual Volumes 213
Virtual Volumes Concepts 214
Guidelines when Using Virtual Volumes 217
Virtual Volumes and Storage Protocols 218
Virtual Volumes Architecture 219
Virtual Volumes and VMware Certicate Authority 220
Before You Enable Virtual Volumes 221
Congure Virtual Volumes 221
Provision Virtual Machines on Virtual Datastores 224
20
Virtual Machine Storage Policies 227
Upgrading Legacy Storage Proles 227
Understanding Virtual Machine Storage Policies 228
Working with Virtual Machine Storage Policies 230
Creating and Managing VM Storage Policies 231
Storage Policies and Virtual Machines 236
21
Filtering Virtual Machine I/O 243
About I/O Filters 243
Using Flash Storage Devices with Cache I/O Filters 246
Deploy and Congure I/O Filters in the vSphere Environment 247
Managing I/O Filters 251
I/O Filter Guidelines and Best Practices 252
22
VMkernel and Storage 255
Storage APIs 256
23
Storage Hardware Acceleration 259
Hardware Acceleration Benets 259
Hardware Acceleration Requirements 260
Hardware Acceleration Support Status 260
Hardware Acceleration for Block Storage Devices 260
Hardware Acceleration on NAS Devices 265
Hardware Acceleration Considerations 267
24
Storage Thick and Thin Provisioning 269
Storage Over-Subscription 269
Virtual Disk Thin Provisioning 269
Array Thin Provisioning and VMFS Datastores 273
25
Using Storage Providers 277
Storage Providers and Storage Data Representation 278
vSphere Storage
6 VMware, Inc.