Specifications

I–11
Compaq HSG80 Array Controller ACS Version 8.4 Configuration and CLI Reference Guide
assigning access paths, 3–14
bus dynamics, 3–2
connecting to the storage array, 3–6
mapping containers and storagesets to
the host with logical units, 3–10
number of heterogeneous hosts
supported, 1–5
protocol supported, 1–5
Host bus
general description, 3–3
Host bus interconnect, 1–6
Host path
preferring in multiple-bus failover
mode, 2–8
Host port
number supported, 1–5
Host ports
location, 1–10
LUNs in multiple-bus failover mode,
2–8
LUNs in transparent failover mode,
2–6
Host-assisted failover. See Failover,
Multiple-bus failover
HSG80 Array Controller Subsystem. See
Storage subsystem
HSG80 Array Controller. See Controller
HSUTIL
general description, 1–13
HSUTIL, running, 7–85
HSUTIL,formatting disk drives, 6–3
HSZterm. See remote connection
Hysteresis. See Battery hysteresis
I
I/O
investigating I/O activity of units with
VTDPY, 1–13
logging I/O activity with DSTAT, 1–14
request routing, 3–9
I/O module
part number, 1–4
IDENTIFIER
SET controller, 7–95
SET unit-number, 7–128
IGNORE_ERRORS
RESTART controller, 7–81
SELFTEST controller, 7–87
SHUTDOWN controller, 7–140
IMMEDIATE_SHUTDOWN
RESTART controller, 7–82
SELFTEST controller, 7–88
SHUTDOWN controller, 7–141
INITIALIZE, 7–62
CAPACITY, 7–63
changing, 6–20
CHUNKSIZE, 7–63
CYLINDERS, 7–63
DESTROY, 7–64
HEADS, 7–63
NODESTROY, 7–64
NOSAVE_CONFIGURATION, 7–64
SAVE_CONFIGURATION, 7–64
saving user data, 7–64
SECTORS_PER_TRACK, 7–63