TruCluster Server Handbook (HP Technologies)

AdvFS domain, 396-98

disk, 398

disk partition, 398

swap partition, 398-401

See also Encapsulation

Unified Buffer Cache (UBC), 14, 345

defined, 14

Direct I/O and, 345

page count, 14

UNIX Guru Universe, 818

UNIX kernel

building, 129-30

building, for new cluster member, 296

configuring, 129-30

options selection, 120-21

running, 130

unmount(8) command, 333, 339

Update Installation

Install Stage, 766-71

Preinstall Stage, 764

rolling cluster members after, 774–77

Setup Stage, 761-62

Updates

Alpha Firmware, 85

mount, 339

SRM console variables, 269

system file, with LAN-based

interconnect, 292

Upgrade paths, 752

uptime(1) command, 587

USENET newsgroups, 814

User Datagram Protocol (UDP), 434

User-defined attributes, 714-17

creating, 714-16

using, in action scripts, 716

USR_CFS, 732-33

USR_MNT_PT, 732-33

USR_MUTEX, 741

value, temporarily modifying, 716–17

User mode, 22

/usr directory, 125, 154, 155, 196

backup, 631

EVM hierarchy, 197

partition CDSLs (standalone

system), 157