HP XP7 Continuous Access Journal for Mainframe Systems User Guide (TK911-96001)

I
initial copy overview, 14
initiator port, 46
J
journal copy, 10
journal obtain, 10
journal restore, 10
journal status definitions, 88
journal volumes
adding to a journal, 96
deleting from a journal, 97
description, 12
planning considerations, 26
sizing, 24
journals
assigning MP blade to, 67
changing options, 92
creating, 64
deleting, 98
description, 12
maintenance, 92
monitoring, 88
planning, 25
specifications, 18
L
latency, 45
license capacity exceeded, 17
license capacity, displaying, 80
license expired, 17
local vs remote storage systems, 9, 155
M
measuring write-workload, 23
mirror ID explained, 12
mirrors
changing options, 94
splitting, 72
monitoring
journals, 88
operations history, 86
pairs, 79
remote connections, paths, 89
synchronous rate, 86
moving operations to S-VOL, 106
MP blade, assigning, 67
multi-target configuration with Cnt Ac-S Z, 143
multiple storage systems, disaster recovery for, 106
multiple systems in a consistency group, 32
N
network relay devices, powering off, 104
number of host links to target port, 61
O
overview, 9
P
packet loss, 45
pair
creating, 69
deleting, 77
deleting forcibly, 91
maintenance, 90
operations history, 86
operations workflow, 68
options for system response to failure, 90
resynchronizing, 74
split option, changing, 90
splitting, 71
status and changing cache or shared memory, 19, 83
status definitions, 80
troubleshooting, 117
pair volumes
description, 12
planning considerations, 27
Parallel Access Volumes, 135
path group, 18
point-in-time copy, 73
ports
defining attributes, 61
planning, 45
power off, managing, 102
prerequisites for
adding journal vols to a journal, 96
creating a pair, 68
defining port attributes, 61, 62, 64, 65
deleting a pair, 76
deleting pairs from a mirror, 77
resynchronizing a mirror, 75
resynchronizing a pair, 74
splitting a mirror, 72
splitting a pair, 71
primary site recovery
resuming operations, 107
R
RAID groups, planning, 24
RAID levels supported, 19
RAID Manager
error codes, 119
RCU target port, 46
related documentation, 132
remote command device
and delta resync, 146
assigning mirrors, 147
remote path status, troubleshooting, 115
remote paths
additional, 64
deleting, 100
monitoring, 89
troubleshooting, 115
required licenses, 17
requirements, 16
resynchronizing
a mirror, 75
207