IBM N Series Hardware Manual page 354
System storage
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netmask 311
Network File System (NFS) 4, 178
clients 204
root path 284
server 284
network interface cards (NICs) 76
network mask 283
network-attached storage
solutions 178
networking bandwidth 181
NFS see Network File System (NFS)
Non Disruptive Update (NDU) see NDU
nondisruptive
software upgrades 70
update method 280, 302
non-disruptive expansion 4
nondistruptive 280, 302
nonvolatile memory 70
nonvolatile random access memory see NVRAM
NTFS 244
NVMEM 70
NVRAM 70–71, 74, 149–151, 153, 202
adapter 70
failure 98
operation 152
virtualization 153
O
OnCommand 7, 198
online storage resource 5
operating system pagefile 222
Operations Manager 87
optimum path selection 256
overview 4
hardware 5
P
pagefile 223
access 223
paging operations 222
PAM 158, 281
panicked partner 88
parallel backup operations 181
parallel SCSI 244
parity 131
parity disk 135
partner command 91
partner filer 75
partner node 70–71, 85–86, 88, 98
passive node 81
pattern 0x55 166
PC BIOS 225
PC Compact Flash card 202
PCI Device Boot Priority option 242
Performance Acceleration Module see Flash Cache
Phoenix BIOS 242
planning
pre-installation 169
primary issues 170
334
IBM System Storage N series Hardware Guide
worksheets 294–296
plex 76–77
power on procedure 297–301
prefetch data 155
prerequisites for installation 188
primary boot device 232, 234
primary image 202
protection tools 182
provisioning 220
Q
QLogic
BootBIOS 236
driver 243
Fast!UTIL 225, 229, 236
qtrees 198
quad-port
Ethernet card 65
SAS 60
HBA 60
QuickNAV 127
R
RAID 129, 131, 133
array 130
Double Parity 129
group 133–134, 137, 145–146
configurations 134
size 133
type 142
protection schemes with single-parity using larger
disks 131
reliability 132
technology 131
RAID 1 132
mirror 132
mirroring 132
RAID 4 129, 134–135, 137, 142–143, 145, 152, 220
construct 136
group 134, 137, 143
horizontal parity 134
Horizontal Row Parity 135
row parity 144
row parity disks 143
storage 145
traditional volumes 299
RAID-DP 8, 129–130, 133–141, 143–145, 150, 152, 172
adding double-parity stripes 136
configuration 133
construct 134, 136
data protection 132
double parity 129, 134
group 134, 144
need for 129, 131
operation 141
operation summary 141
overview 129, 133
protection levels 133
reconstruction 129, 137
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