HP XP P9000 Continuous Access Journal for Mainframe Systems User Guide

journal restore, 9
journal status definitions, 90
journal volumes
deleting from a journal, 98
description, 11
planning considerations, 25
sizing, 23
journals, 65
changing options, 94
deleting;deleting a journal, 99
description, 11
monitoring;monitoring:journals, 90
planning, 23
specifications, 18
L
latency, 46
license capacity exceeded, 16
license expired, 16
logical paths
additional, 62
deleting, 100
monitoring;monitoring:logical paths, 91
troubleshooting;troubleshooting:logical paths, 114
LUSE volumes, 140
M
MCU, RCU, 10
measuring write-workload, 22
mirror ID explained, 11
mirrors
changing options, 96
splitting, 73
moving operations to S-VOL, 105
multi-target configuration with Cnt Ac-S Z, 147
multi-target configuration, all Cnt Ac-J Z, 137
multiple storage systems, disaster recovery for, 105
multiple system, 31
N
network relay devices, powering off, 103
number of host links to target port, 59
number of pairs to create, 63
O
overview, 8
P
packet loss, 46
pair delete, 76
pair operations workflow, old gui, 68
pair split option, changing, 93
pair status and changing cache or shared memory, 18,
83
pair status definitions, 80
pair status monitoring, 80
pair troubleshooting, 116
pair volumes
description, 11
planning considerations, 26
Parallel Access Volumes, 140
point-in-time copy, 74
ports
defining attributes, 59
planning, 46
power off, managing, 101
prerequisites for
defining port attributes, 59, 60, 63, 65
deleting a pair, 76
deleting pairs from a mirror, 78
performing the initial copy, 68
resyncing a mirror, 76
resyncing a pair, 74
splitting a mirror, 73
splitting a pair, 72
primary site recovery
resuming operations, 106
R
RAID groups, planning, 24
RAID levels supported, 18
RAID Manager
error codes, 117
RCU target port, 47
related documentation, 132
remote command device
and delta resync, 152
assigning mirrors, 153
remote I/O copy statistics, 89
required licenses, 16
required number of ports, 48
resynchronizing a mirror, 76
resynchronizing a pair, 74
reverse copy direction to primary site, 105
RIO MIH, 62
rolling averages and cycle time, 45
RPO, 22
S
S-VOL Write option, 73
S-VOL, taking over host operations, 105
saving graph data, 90
saving pair information, 86
secondary systems, connecting, 35
Service Information Messages, 128
shared memory changes, and pair status, 18, 83
sharing secondary volumes, 158
sharing volumes, 156
SIMs, 128
sizing bandwidth, 41
splitting a pair, 72
storage capacity values
conventions, 133
strategies for sizing bandwidth, 41
subscription service, HP, 132
supervisor DKC, 32
suspend types, 83
suspended journals, 131
200 Index