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Gateway 840 VT-100 User Manual

Page 246

background image

241

packetized protocol

136

parameters

communications

7

rebuild

112

parity

checking RAID 5/50

217

performance

optimizing RAID 5 write

227

pool spare (global)

49

Port Data Rate

130

port name

90

Q

QAS

136

R

RAID 5

access alignment

229

access size

229

checking parity

217

drive selection

21

number of outstanding commands

229

optimizing

21

optimizing write performance

227

sequential access

229

sub-arrays

230

write performance

227

RAID 5 arrays

optimizing

21

RAID 5/50

full stripe write rate

164

parity check

217

partial command cluster rate

164

RAID 50

checking parity

217

RAID controllers

accessing

7

RAID level 0

20

RAID level 1

20

RAID level 10

21

RAID level 5

20

RAID level 50

21

RAID Level screen

28

RAID levels

19

read only access

90

read/write access

90

readahead

command efficiency

161

command hit rate

161

statistics

161

readahead cache

36

configuring

36

rebuild parameters

112

removing hot spare drives

121

reserve capacity

array

20

revision

firmware

15

rewriting parity

219

RS-232 port settings

7

,

133

run-time information

13

S

SAN LUN mappings

89

configuration menu

91

creating

96

deleting

100

modifying

103

terminology

90

viewing

93

screen

48

Add or Remove Global and

Dedicated Spares

48

Delete Array

51

Drive Capacity Reserve

32

Initialize/Trust Arrays

34

Modify the LUN Availability

81

RAID Level

28

Select a logical drive to delete

84

Select a Logical Drive to Modify

Mapped Number

87

Select Array

39

Select Chunk Size

29

Select LUN for Availability

81

Sub-Array Selection

33