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Compaq HSZ80 Array Controller ACS Version 8.3 Configuration and CLI Reference Guide
write-through caching, 1–21
Cache policies
fault-tolerance for write-back caching, 1–22
Cache, setting flush timer, 5–93
CACHE_FLUSH_TIMER
SET controller, 5–93
CACHE_UPS
SET controller, 5–93
Caching techniques
general description, 1–20
read caching, 1–20
read-ahead caching, 1–20
write-back caching, 1–21
write-through caching, 1–21
CAPACITY
CREATE_PARTITION, 5–49
INITIALIZE, 5–63
Change volume serial number utility. See
CHVSN utility
Changing switches
devices, 3–42
initialize, 4–18
storagesets, 3–42
unit, 4–18
Charging diagnostics
battery hysteresis, 1–31
general description, 1–31
Chunk size, 3–51
choosing for RAIDsets and stripesets, 3–51
controlling stripesize, 3–51
maximum for RAIDsets, 3–54
using to increase data transfer rate, 3–53
using to increase request rate, 3–52
using to increase write performance, 3–54
CHUNKSIZE, 3–51
INITIALIZE, 5–63
Chunksize, setting storageset size, 5–63
CHVSN utility
general description, 1–17
CHVSN, running, 5–86
CLCP utility
general description, 1–16
CLCP, running, 5–86
CLEAR_ERRORS CLI, 5–35
CLEAR_ERRORS controller
INVALID_CACHE, 5–36
data-retention-policy, 5–36
DESTROY_UNFLUSHED_DATA, 5–36
NODESTROY_UNFLUSHED_DATA, 5–36
CLEAR_ERRORS device-name UNKNOWN,
5–38
CLEAR_ERRORS unit-number
LOST_DATA, 5–40
CLI
definition, 5–2
overview, 5–2
CLI commands
abbreviating commands, 5–3
ADD DISK, 5–7
ADD MIRRORSET, 5–11
ADD PASSTHROUGH, 5–16
ADD RAIDSET, 5–19
ADD SPARESET, 5–23
ADD STRIPESET, 5–24
ADD UNIT, 5–27
CLEAR_ERRORS CLI, 5–35
CLEAR_ERRORS controller
INVALID_CACHE, 5–36
CLEAR_ERRORS device-name
UNKNOWN, 5–38
CLEAR_ERRORS unit-number
LOST_DATA, 5–40