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GPFS: Administration and Programming Reference - IRA Home

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nsdServerWaitTimeWindowOnMount attribute<br />

changing 8<br />

O<br />

optimizing file access 57<br />

options<br />

always 14<br />

asfound 14<br />

asneeded 14<br />

atime 14<br />

mount 13<br />

mtime 14<br />

never 14<br />

noatime 14<br />

nomtime 14<br />

nosyncnfs 14<br />

syncnfs 14<br />

useNSDserver 14<br />

orphaned files 16<br />

P<br />

pagepool<br />

changing 8<br />

pagepool attribute<br />

changing 91<br />

partitioning file blocks 349<br />

patent information 375<br />

peer recovery cluster 181<br />

Peer-to-Peer Remote Copy (PPRC) 181<br />

performance<br />

communicating file access patterns 57<br />

monitoring 228<br />

policy<br />

applying 69<br />

prefetchThreads<br />

changing 8<br />

prefetchThreads attribute<br />

changing 91<br />

primary <strong>GPFS</strong> cluster configuration server 115<br />

primary NSD server node<br />

changing 33, 109<br />

choosing 126<br />

problem determination information<br />

placement of 89<br />

public/private key pair 73<br />

Q<br />

querying<br />

disk fragmentation 22<br />

file system fragmentation 22<br />

replication 18<br />

space 21<br />

quorum 182<br />

quorum node 114, 159, 188<br />

quota files<br />

replacing 42, 98<br />

quota information 340<br />

quotas<br />

activating 238<br />

activating limit checking 41<br />

changing 38, 171, 337<br />

checking 39, 98<br />

creating reports 246<br />

deactivating 236<br />

deactivating quota limit checking 41<br />

default values 38<br />

disabling 38<br />

displaying 40, 221<br />

enabling 37<br />

establishing 38<br />

fileset 37<br />

group 37<br />

reports, creating 42<br />

setting 171<br />

user 37<br />

R<br />

RAID stripe size 120<br />

rcp 64, 67, 70, 79, 86, 93, 96, 101, 105, 107, 110,<br />

116, 118, 124, 128, 132, 137, 147, 152, 155, 157, 160,<br />

162, 164, 166, 174, 178, 183, 188, 192, 194, 198,<br />

200, 203, 207, 210, 212, 217, 224, 250, 253, 257,<br />

261, 263, 266, 268, 270, 274<br />

read file permission 45<br />

rebalancing a file 252<br />

rebalancing a file system 255<br />

remote copy comm<strong>and</strong><br />

changing 84<br />

choosing 114<br />

remote shell comm<strong>and</strong><br />

changing 84<br />

choosing 114<br />

repairing a file system 16<br />

replacing disks 30<br />

replicated cluster 370<br />

replication<br />

changing 19<br />

querying 18, 196<br />

replication attributes<br />

changing 81<br />

replication factor 81<br />

requirements<br />

administering <strong>GPFS</strong> 1<br />

restripe see rebalance 391<br />

restriping a file 252<br />

restriping a file system 19, 255<br />

root authority 1<br />

rsh 64, 67, 70, 79, 86, 93, 96, 101, 105, 107, 110,<br />

116, 118, 124, 128, 132, 137, 147, 152, 155, 157, 160,<br />

162, 164, 166, 174, 178, 183, 188, 192, 194, 198,<br />

200, 203, 207, 210, 212, 217, 224, 250, 253, 257,<br />

261, 263, 266, 268, 270, 274<br />

S<br />

SANergy see Tivoli SANergy 391<br />

secondary <strong>GPFS</strong> cluster configuration server 115<br />

Index 395

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