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Contents
6.2.1 Termination status analysis and error recovery methods ....................372
6.2.2 Sense data analysis and error recovery methods .................................374
6.2.3 Error logging .......................................................................................382
6.3 Disk Drive Error Recovery Processing.................................................382
6.3.1 Error states and retry processing procedures.......................................382
6.3.2 Auto alternate block allocation processing..........................................384
6.3.3 Error recovery processing control .......................................................386
CHAPTER 7 Disk Media Management .........................................................389
7.1 Defect Management ...............................................................................389
7.2 Disk Media Initialization .......................................................................392
7.2.1 Initialization during installation ..........................................................392
7.2.2 Re-initialization...................................................................................393
7.3 Alternate Block Allocation Processing ..................................................395
7.4 Background Media Scan (BMS)............................................................396
7.4.1 Overview .............................................................................................396
7.4.2 Background Media Scan......................................................................396
7.4.2.1 Background Media Scan (BMS) mode................................................396
7.4.2.2 Pre-Scan mode.....................................................................................396
7.4.2.3 Write command operation during a Pre-Scan......................................397
7.4.2.4 Conditions for operation......................................................................397
7.4.3 Mode Page...........................................................................................398
7.4.4 Background Media Scan Log Page .....................................................400
7.5 Drive Self-Test (DST)...........................................................................404
7.5.1 Overview .............................................................................................404
7.5.2 Self-test modes ....................................................................................405
7.5.2.1 Foreground mode ................................................................................405
7.5.2.2 Background mode................................................................................406
7.5.3 Matters that are common to both modes .............................................407
7.5.4 Short self-test.......................................................................................407
7.5.5 Extended self-test ................................................................................407
7.5.6 Test segments ......................................................................................407
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