HP StorageWorks XP Disk Array Configuration Guide (T5278-96047, May 2011)

Table Of Contents
Conventions for storage capacity values
HP XP storage systems use the following values to calculate physical storage capacity values (hard
disk drives):
1 KB (kilobyte) = 1,000 (10
3
) bytes
1 MB (megabyte) = 1,000
2
bytes
1 GB (gigabyte) = 1,000
3
bytes
1 TB (terabyte) = 1,000
4
bytes
1 PB (petabyte) = 1,000
5
bytes
HP XP storage systems use the following values to calculate logical storage capacity values (logical
devices):
1 block = 512 bytes
1 KB (kilobyte) = 1,024 (2
10
) bytes
1 MB (megabyte) = 1,024
2
bytes
1 GB (gigabyte) = 1,024
3
bytes
1 TB (terabyte) = 1,024
4
bytes
1 PB (petabyte) = 1,024
5
bytes
Conventions for storage capacity values 131