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Managing the AMASS File System
6-00028-01 Rev A Fine-tune Block Size B-7
Each tape block can be configured as:
MAXIOSZ = 256 KB
16 KB
16 KB
16 KB
16 KB
32 KB
32 KB
32 KB
32 KB
64 KB
64 KB
64 KB
64 KB
128 KB
128 KB
128 KB
128 KB
256 KB
256 KB 256 KB
256 KB
Minimum = 16 KB
16 x 2 = 32 KB
32 x 2 = 64 KB
64 x 2 = 128 KB
128 x 2 = 256 KB
Drive’s READ BLOCK LIMITS = 350 KB
Any of these values are valid for
-b blocksize because they are:
• a multiple of MAXIOSZ.
• less than the drive’s READ-BLOCK LIMIT.
To arrive at a value, consider the following:
• your media usage capacity.
• your expected site performance.
• your “typical” file size.