Specifications

Index I–11
checking I/O 4–41
checking status
4–41
exercising
4–50
unpartitioned mirrorsets, duplicating data with the
CLONE utility
4–56
upgrading
cache memory
3–17
controller software
3–2
controller software with the CLCP utility
4–56
device firmware
3–11
DIMMs
3–17
downloading new software
3–3
EMU software with the CLCP utility
4–56
from a single controller to a dual-redundant
controller configuration
3–14
installing
controller, cache module, and ECB
3–14
new program (PCMCIA) card
3–2
using CLCP
3–6
deleting software patches
3–8
installing software patches
3–6
listing software patches
3–9
utilities and exercisers
CHVSN utility
4–57
CLCP utility
4–56
CLONE utility
4–56
CONFIG utility
4–55
FRUTIL
4–56
HSUTIL
4–54
V
verbose logging 4–31
video terminal display. See VTDPY.
volume serial number
generating a new one with the CHVSN
utility
4–57
renaming with the CHVSN utility
4–57
VTDPY
checking communication with host
4–34
commands
4–33
general description
4–33
running
4–33
W
warning, defined xv
write capability, test for devices
4–51
write requests
improving the subsystem response time with
write-back caching
4–13
placing data with write-through caching
4–13
See also read requests.
write-back caching
enabled for all disk units
4–13
fault-tolerance
4–13
general description
4–13
write-through caching
general description
4–13