HP P9000 Continuous Access Journal User Guide (AV400-96399, October 2011)

deleting from a journal, 86
description, 11
planning considerations, 24
sizing, 22
journals, 50
changing options, 82
deleting;deleting a journal, 87
description, 11
monitoring;monitoring:journals, 78
planning, 23
specifications, 19
L
latency, 38
logical paths
additional, 47
deleting, 88
monitoring;monitoring:logical paths, 79
troubleshooting;troubleshooting:logical paths, 104
M
maintaining the system, 81
MCU, RCU, 10
measuring write-workload, 21
mirror ID explained, 11
mirrors
changing options, 84
splitting, 59
monitoring pair, 67
moving operations to S-VOL;S-VOL
taking over host operations, 92
multiple system, 29
N
network relay devices, powering off, 91
number of host links to target port, 44
number of pairs to create, 48
O
Other licenses, 17
P
packet loss, 38
pair delete, 63
Pair operations, 53
pair split option, changing, 81
pair status, 67
pair volumes
description, 11
planning considerations, 25
pairs
status monitoring, definitions, 67
troubleshooting;suspended pairs, 106
point-in-time copy, 59
ports
defining attributes, 43
planning, 39
power off, managing, 89
prerequisites for
2DC configuration, 141
3DC cascade configuration, 131
3DC multitarget configuration, 133
changing journal options, 82
changing mirror options, 84
changing pair split option, 81
defining port attributes, 43
deleting a journal, 87
deleting a journal volume, 86
deleting a pair, 63
deleting pairs from a mirror, 65
delta resync - create the pair, 135
delta resync - perform the operation, 60
delta resync operation, 135
performing the initial copy, 53
registering journals, 50
resyncing a mirror, 62
resyncing a pair, 60
splitting a mirror, 59
splitting a pair, 57
primary site recovery
resuming operations, 93
with 2DC configuration, 101
PSUE, 72
PSUS types, 71
R
RAID groups, planning, 24
RAID levels supported, 18
RCU target port, 39
related documentation, 122
remote command device
about, setup;delta resync:using remote command
devices with, 137
assigning mirrors, 138
remote I/O copy statistics, 77
required number of ports, 39
resuming a pair, synchronization, 71
resynchronizing a mirror, 62
resynchronizing a pair, 60
RIO MIH, 47
rolling averages and cycle time, 37
RPO
about, 21
determining, 21
S
S-VOL Write option, 57, 58
saving graph data;Usage Monitor
saving data, 78
service information message, 70
Service Information Messages, 119
set up ports, 40
setting up 2DC configuration, 142
setting up 3DC cascade, 132
setting up 3DC multitarget, 133
setting up delta resync;delta resync
creating the pair, 137
sharing secondary volumes, 145
186 Index