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EMC Fibre Channel Storage Systems Configuration Planning Guide
i-4
Index
P
page size, cache 3-14, 4-13
parallel access array, see RAID 3 Group
paths to LUNs 3-2, 4-2
performance, RAID Group 2-13
physical disk unit, see LUN (logical unit)
physical volume, see LUN (logical unit)
planning LUNs and file systems 3-6
plant requirements
DAE 5-18
iDAE 5-16
plug types 5-20
power requirements
DAE-only storage system 5-18
DPEstorage system 5-14
iDAE storage system 5-16
power supplies (PSs), DPE storage system 5-8
R
rackmount model DPE storage system
DPE storage system
rackmount model 5-3
RAID Group
configurations
compared 2-12
performance 2-13
planning 3-6
RAID types
guidelines 2-17
sample applications 2-19
RAID 3 versus RAID 5 2-6
shared storage
examples 3-3
types and tradeoffs, see Chapter 2
unshared storage
examples 4-2
RAID Groups and LUNs 2-3
RAID types
guidelines 2-17
sample applications 2-19
RAID 0 Group
defined 2-8
sample applications 2-20
when to use 2-18
RAID 1 mirrored pair
defined 2-7
sample applications 2-19
when to use 2-17
RAID 1/0 Group
defined 2-8
sample applications 2-20
when to use 2-17
RAID 3 Group
defined 2-5
sample applications 2-19
when to use 2-17
RAID 5 Group
defined 2-4
sample applications 2-19
when to use 2-17
redundant array of independent disks (RAID), see
RAID Group
S
server
cabling guidelines 5-21
component 5-1
connection to storage system, see cabling
planning worksheet
unshared storage 5-30
unshared storage example 4-2
service clearance
DPE storage system 5-15
iDAEstorage system 5-17
shared storage
components 5-3
disk structure example 3-3
hardware 1-15
switched, defined 1-10
shared storage systems
cabinets 5-20
hardware planning worksheets 5-24
shared-or-clustered direct installation
defined 1-10
disk structure example 4-2, 4-3
site requirements
DAE 5-18
DAE-only storage systems 5-18
DPE storage systems 5-14
iDAE storage systems 5-16
size, cache 3-14, 4-13
software mirroring, defined 2-2