Specifications

I–13
Compaq HSG80 Array Controller ACS Version 8.4 Configuration and CLI Reference Guide
Membership
RAIDset switches, 4–38
Metadata
erasing, 6–17
retaining, 6–17
MIRROR, 7–70
COPY, 7–71
POLICY, 7–71
MIRROR disk-name mirrorset-name,
7–70
Mirrored write-back cache
enabling, 2–18
MIRRORED_CACHE
SET controller, 7–96
Mirrorset
unit number in OpenVMS, 6–8
Mirrorset switches, 4–39
COPY, 4–39
POLICY, 4–39
READ_SOURCE, 4–40
Mirrorsets
actual number of members, 7–77
adding to configuration, 7–13
changing switches, 6–19
choosing a replacement member, 7–18
configuring using CLI, 6–7
converting back to a single device,
7–142
creating from a single disk, 7–70
deleting, 7–53
description, 4–2, 4–13
displaying information, 7–133
duplicating data with the Clone utility,
1–14
initializing, 7–62
manually removing a member, 7–111
maximum number of members, 5–3
planning, 4–14
removing a member, 7–77
renaming, 7–80
setting a replacement policy, 7–18
showing, 7–133
temporary from CLONE, 4–21
unmirroring, 7–142
Moving storagesets, 6–25
MTBF. See Mean time between failures
Multiple-bus failover
how a unit is online to a controller, 2–7
REPORTED PORT_ID, 3–16
Multiple-bus failover mode
active ports, 2–7
assigning unit numbers, 3–11
configuring, 5–20
connecting, 5–23
general description, 2–7
separate port IDs, 2–7
N
NO_OVERRIDE_BAD_FLUSH
POWEROFF, 7–74
NOAUTOSPARE
SET FAILEDSET, 7–106
NOCACHE_UPS
SET controller, 7–94
NOCOMMAND_CONSOLE_LUN
SET controller, 7–95
Node ID
restoring, 3–17
NODE_ID
SET controller, 7–97
Worldwide name, 3–15