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I–10
Index
Failover
disabling, 5–120, 5–122
general description, 2–29
multiple-bus, 2–30
transparent, 2–29
FAILSAFE, error mode, 5–132
Failures
displaying with FMU, 1–15
setting display characteristics with FMU,
1–15
FANSPEED
SET EMU, 5–106
Fault LEDs, 1–13
Fault management utility. See FMU
Fault-management software. See FMU
Fault-tolerance for write-back caching
general description, 1–22
nonvolatile memory, 1–22
Field Replacement utility. See FRUTIL
Finding devices and storagesets, 5–67
Firmware
formatting disk drives with HSUTIL, 1–16
upgrading with HSUTIL, 1–16
FMU
general description, 1–15
FMU, running, 5–87
FRUTIL
general description, 1–17
FRUTIL, running, 5–87
FULL
SHOW, 5–138
H
HEADS
CREATE_PARTITION, 5–49
INITIALIZE, 5–63
HELP, 5–60
Help
technical support, xv
Heterogeneous host support
in multiple-bus failover mode, 4–32
in transparent failover mode, 4–26
History, revision of this manual, xxii
Host
configuring units with multiple hosts, 4–23
heterogeneous host support, 4–23
how it works with the controller and
subsystem, 1–8
maximum number of units presented, 1–5
Host bus
setting target ID numbers, 2–33
Host bus interconnect, 1–5
Host ports
location, 1–8
maximum transfer speed, 1–6
number, 1–5
Host protocol
supported, 1–5
HOST_FUNCTION
SET controller, 5–94
Host-assisted failover. See Failover, Multiple-
bus failover
HSUTIL
general description, 1–16