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422 DS8000 Series: Concepts and Architecture
data placement 265
Disk Magic 186–187
ESCON 256
FICON 256
hot spot avoidance 188
I/O priority queuing 187
LVM striping 266
monitoring 187
monitoring tools
UNIX 345
vmstat 347
number of host ports/channels 187
open systems
determing the connections 267
determining the number of paths to a LUN 268
PAV 187
planning 186
PPRC over FCP links 256
remote copy 187
size of cache 187
where to attach the host 268
workload characteristics 265
z/OS 269
appropriate DS8000 size 271
channel consolidation 272
configuration recommendations 274
connect to zSeries hosts 269
disk array sizing 273
potential 270
processor memory size 271
Persistent FlashCopy 123
PFA 78
physical partitioning 45
Piper 299, 341
placement of data 99
Point-in-time Copy see PTC
positioning 11
power 40
BBU
building power lost 80
disk enclosure 40
fluctuation protection 80
I/O enclosure 40
PPS
processor enclosure 40
RPC 79
power and cooling 39, 79
BBU
PPS
rack cooling fans 79
RPC 79
Power Hypervisor 54
POWER5 6, 26, 261
PPRC Extended Distance see Global Copy
PPRC over FCP links 256
PPRC-XD see Global Copy
PPS 79
Predictive Failure Analysis see PFA
primary power supply see PPS
processor complex 26, 63
processor enclosure
power 40
PTC 116, 118, 168
R
rack operator panel 21
rack power control cards see RPC
RAID-10
AAL 77
drive failure 77
implementation 77
theory 77
RAID-5
drive failure 76
implementation 76
theory 76
ranks 88, 192, 201
RAS 61
CUIR
disk scrubbing 79
disk subsystem 75
disk path redundancy 75
EPO 80
fault avoidance 64
first failure data capture 64
host connection availability 71
Hypervisor 66
I/O enclosure 67
metadata 67
microcode updates 81
installation process 81
naming 62
NVS recovery
permanent monitoring 64
PFA
power and cooling 79
processor complex 63
RAID-10 77
RAID-5 76
RIO-G 67
server 67
server failover and failback 68
S-HMC 82
spare creation 77
Real-time configuration 204
Copy Services 204–205
Recovery Point Objective see RPO
Redbooks Web site 415
Contact us xix
RedHat Enterprise Linux see RH-EL
reliability, availability, serviceability see RAS
remote access 164
Remote Mirror and Copy 56, 116
ESCON 38
on iSeries 403
Remote Mirror and Copy see RMC
Remote mirror for z/OS see RMZ
remote power control 154
remote support 154
RH-EL 361