System information

lower-tier storage 26
LSILogic queue depth 29
LUN decisions
adaptive scheme 20
predictive scheme 20
LUN masking, boot from SAN 45
LUN not visible, SP visibility 54
LUNs
1 VMFS volume 29
allocations 30
boot LUN 47
can't see 54
changing number scanned 56
creating, and rescan 54–56
decisions 19
making changes and rescan 55
masking 83
masking changes and rescan 54, 56
multipathing policy 62
NPIV-based access 57
number scanned 56
selecting boot LUN 47
setting multipathing policy 62
sparse 57
M
maintenance 17
manual load balancing 63
mapping file 13
masking LUNs 83
maximum HBA queue depth 70
memory virtualization 11
metadata updates 19
microcode, Hitachi Data Systems storage 41
Microsoft Cluster Service 13, 33
mid-tier storage 26
Most Recently Used path policy, path
thrashing 68
mounting VMFS datastores 74
MPPs
displaying 80
See also multipathing plugins
MRU path policy 62
MSA (HP StorageWorks) 39
MSCS 33
multipathing
active paths 61
broken paths 61
disabled paths 61
standby paths 61
viewing the current state of 61
multipathing plugins, path claiming 60
multipathing policy 62
multipathing setup requirements 77
multipathing state 61
N
N-Port ID Virtualization 57
N-Port ID Virtualization (NPIV), requirements 58
N+1 clustering 27
Native Multipathing Plugin 23, 24
Netware host mode 41
Network Appliance storage, provisioning
storage 41
network virtualization 11
NFS datastores, unmounting 74
NMP, path claiming 60
NPIV 57
number of extents 12
number of outstanding disk requests 69
O
operating system timeout 64
optimizing resource utilization 27
outstanding disk requests 69
P
passive disk arrays, path thrashing 69
path claiming 60
path failover 22, 23
path failure rescan 55, 56
path management 22, 63
path policies
changing defaults 63
Fixed 25, 62
Most Recently Used 25, 62
MRU 62
Round Robin 25, 62
path policy reset, active-passive disk array 66
Path Selection Plugins 25
path thrashing, resolving 69
paths
disabling 63
masking 83
preferred 61
unmasking 84
performance
issues 68
optimizing 67
SCSI reservations 18
physical to virtual clustering 27
Pluggable Storage Architecture 23
Port_ID 16
ports, configuration 37
predictive scheme 20
Index
VMware, Inc. 89