IBM HPSS Suggested Block Sizes for Tape, Hpss Installation Guide July Release 6.2 Revision 108

Table 7. Suggested Block Sizes for Tape

Tape Type	Media Block Size	Blocks Between Tape	Estimated Physical
		Marks	Volume Size
Ampex DST-312	1 MB	1024	50, 150, 330 GB
Ampex DST-314	1 MB	1024	100, 300, 660 GB
IBM 3580 (LTO)	256 KB	1024	100 GB
IBM 3580 (LTO Gen 2)	256 KB	1024	200 GB
IBM 3580 (LTO Gen 3)	256 KB	2048	400 GB
IBM 3580 (LTO Gen 4)	256 KB	2048	800 GB
IBM 3590	256 KB	512	10, 20 GB
IBM 3590E	256 KB	512	20, 40 GB
IBM 3590H	256 KB	512	60, 120 GB
IBM 3592 J	256 KB	1024	60 GB (JJ Short),
			300 GB (JA
			Standard)
IBM 3592 E05	256 KB	2560	100 GB (E05 Short),
			500 GB (E05
			Standard),
			660 GB (E05 XL)
IBM 3592 E06	256 KB	2560	100 GB (E06 Short),
			500 GB (E06
			Standard),
			1000 GB (E06 XL)
Sony GY-8240	256 KB	1024	60, 200 GB
Sony SAIT-1	256 KB	1024	500 GB
StorageTek 9840A	256 KB	1024	20 GB
StorageTek 9840B	256 KB	1024	20 GB
StorageTek 9840C	256 KB	1024	40 GB
StorageTek 9840D	256 KB	1024	75 GB
StorageTek 9940A	256 KB	1024	60 GB
StorageTek 9940B	256 KB	1024	200 GB

HPSS Installation Guide	July 2008
Release 6.2 (Revision 2.0)	108