traffic profile activity 44 transparently 428 troubleshooting 40 UDP 41 unbalanced 27 unmap a VDisk 308 updates 37 drives and enclosures 680 IBM Storiwze V7000 software 688 upgrades software 687 use of Metro Mirror 523, 532 used capacity 253 used free capacity 253 User Datagram Protocol 41 VDisk assigning to host 305 creating 289, 292 creating in image mode 292 deleting 302 expanding 303 I/O governing 301 information 289 migrating 71, 308 modifying 301 path offline for source 464 path offline for target 464 showing for MDisk 311 shrinking 309 VDisk-to-host mapping 308 viewing 702 virtual capacity 251 virtual disks 19 virtualization 10, 19–20, 31, 33 VLUN 780 volume mirroring 408 Volume Mirroring function 16 volume properties view 373 volumes 16–17, 20, 28, 31, 33, 278, 284, 286, 372, 726 change 37 copies 284 data placement 404 deleting 287 fully allocated 16 hot spots 19 I/O handling management 20 image mode 33 logical 28 maximum size 30 migrating 30, 33, 281, 283–284 mirrored 23, 30 creating 262 mirroring 30 warning capacity 253 warning threshold 310 warranty period 41 Windows 708 working with 709 working with managed disks 154 workload cycle 77 write cache 428 write ordering 518 WWPNs 20 overview 31 overwritten 726 removing 350 secondary 37 sequential 32 source 16, 38 striped 31 definition 31 target 38 multiple 38 thin-provisioned 16, 38 W zero contingency 253 zero-detection algorithm 253 Z V U 800  Implementing the IBM Storwize V7000 with IBM Spectrum Virtualize V8.2.1