Oracle Real Application Clusters

N

Network attached storage (NAS) access

model, 58–59

Network file system (NFS), 61

Node failure, 483–85

detection criteria, 484

disk-based quorum system and, 484

reorganization process, 485

Nodes

adding, 330–31

heartbeat, 396

instance failure on, 400

status maintenance, 399

votes, 395

Non-uniform memory access (NUMA), 20–23

architecture illustration, 22

benefits, 21

defined, 20–21

memory access, 21

model, 19

Oracle implementation on, 22

Oracle on three-node cluster, 23

physical address space, 21

processor sharing benefits, 22