Physical capacity unit Value
1 petabyte (PB) 1,000 TB or 1,000
5
bytes
1 exabyte (EB) 1,000 PB or 1,000
6
bytes
Logical capacity values (for example, logical device capacity, cache memory
capacity) are calculated based on the following values:
Logical capacity unit
Value
1 block 512 bytes
1 cylinder Mainframe: 870 KB
Open-systems:
• OPEN-V: 960 KB
• Others: 720 KB
1 KB 1,024 (2
10
) bytes
1 MB 1,024 KB or 1,024
2
bytes
1 GB 1,024 MB or 1,024
3
bytes
1 TB 1,024 GB or 1,024
4
bytes
1 PB 1,024 TB or 1,024
5
bytes
1 EB 1,024 PB or 1,024
6
bytes
Accessing product documentation
Product user documentation is available on Hitachi Data Systems Support
Connect: https://knowledge.hds.com/Documents. Check this site for the
most current documentation, including important updates that may have
been made after the release of the product.
Getting help
Hitachi Data Systems Support Connect is the destination for technical support
of products and solutions sold by Hitachi Data Systems. To contact technical
support, log on to Hitachi Data Systems Support Connect for contact
information:
https://support.hds.com/en_us/contact-us.html.
Hitachi Data Systems Community is a global online community for HDS
customers, partners, independent software vendors, employees, and
prospects. It is the destination to get answers, discover insights, and make
connections. Join the conversation today! Go to
community.hds.com,
register, and complete your profile.
Preface 15
Hitachi Virtual Storage Platform G400, G600 Hardware Reference Guide