First Track of

 

First Track of

 

Surface 0

Cylinder 0

 

 

 

Cylinder 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Second Track

Second Track

Surface 1

of Cylinder 0

of Cylinder 1

 

Third Track of

Third Track of

Surface 2

Cylinder 0

Cylinder 1

 

Fourth Track

Fourth Track

Surface 3

of Cylinder 0

of Cylinder 1

 

Figure C1. Arrangement of Disk Cylinders

Cylinder

0

1

2

3 S S S

 

1

5

9

Surface 0

 

 

 

 

Head 0

 

 

 

 

Head 1

2

6

 

Surface 1

 

 

 

 

 

3

7

 

Surface 2

Head 2

 

 

 

 

Head 3

4

8

 

Surface 3

 

 

 

 

 

 

Figure C2. Track Access in Cylinder Mode

C8 Configuring a Disk Subsystem