Operating System Concepts Essentials, Second Edition

Index

50-percent rule, 337

64-bit computing, 361

A

absolute code, 328

absolute path names, 496

abstract data type, 480

access:

anonymous, 503

controlled, 508

file, see file access

access control, in Linux, 728–730

access-control list (ACL), 508

access matrix, 608–612

and access control, 615–616

defined, 608

implementation of, 612–615

and revocation of access rights, 616–617

access rights, 604, 616–617

accounting (operating system service), 57, 672

accreditation, 675

ACL (access-control list), 508

acyclic graph, 497

acyclic-graph directories, 497–499

adaptive mutex, 235

additional-reference-bits algorithm, 392

additional sense code, 582

additional sense-code qualifier, 582

address(es)

defined, 567

linear, 359

logical, 330

physical, 329

virtual, 330

address binding, 328–329

logical vs. physical, 329–331

virtual, 372–373, 711–712

address-space identifiers (ASIDs), 348

admission-control algorithm, 294

advanced encryption standard (AES), 653

advanced technology attachment (ATA) buses, 443

advisory file-locking mechanisms, 483, 484

AES (advanced encryption standard), 653

affinity, processor, 288, 289

aging, 279

allocation:

buddy-system, 410–411

of disk space, 527–535

contiguous allocation, 527–529

indexed allocation, 531–533

linked allocation, 529–531

and performance, 534–535

equal, 397

as problem, 488

proportional, 397

slab, 411–413

Amdahl's Law, 167

analytic evaluation, 308

Android, 37, 85–86, 115, 334

anomaly detection, 668–669, 671

anonymous access, 503

anonymous memory, 458

anonymous ...