60 Storage Facts, Figures and Estimates

Many thanks to Fred Moore of Horison Information Strategies who compiled these facts from a wide variety of IT industry sources.

1. Average annual digital storage demand rate (primary occurrence of data, all platforms)
   i. 35-40% for all data (2010-2011)
   ii. 20-25 for production data
   iii. >60% for fixed content, compliance and archive
2. Amount of digital data stored on Unix, Windows and Linux systems WW
   >90%
3. Average disk allocation levels for z/OS (eSeries mainframes using DFSMS suite)
   60-80+%
4. Average disk allocation levels for iSeries (AS/400 servers)
   60-75%
5. Average disk allocation levels for Unix/Linux systems
   30-45%
6. Average magnetic disk allocation levels for Windows systems
   25-40%
7. Average annual disk drive areal density increase
   35-50%
8. Average annual disk drive performance improvement (seek, latency and data rate)
   <4%>
9. Increase in disk drive capacity per actuator since the first disk drive in 1956
   400,000x (5MB to 2000 GB or 2 TB)
10. Increase in native tape cartridge capacity since the first tape cartridge in 1984
    5,000x (200MB to 1,000 GB or 2.0TB compressed @ 2x)
11. Recommended data center power consumption level
    100 - 500 watts per square foot
12. Power usage breakdown in typical data center
    Chiller – 33%, IT gear – 30% (servers = 35%, storage = 30%), UPS – 18%, AC – 9%
13. Average cost to build a Tier 3 data center
    ~$500 per square foot
14. Electricity consumed by hi-density blade servers
    >7kW/rack and > 30kW/enclosure
15. Annual average rate increase in US for electricity
    15 - 40% (depending on geography)
16. Who gets the IT energy bill?
    Facilities team – 56%, IT team only 3%
17. Average tape cartridge utilization levels for integrated virtual tape systems
    60-80%
18. Typical range of non-mainframe disk data managed per administrator
    500GB – 28TB
19. Typical amount of disk data managed per administrator (z/OS, mainframe)
    >75 TB
20. Estimated range of automated tape data managed per administrator (all platforms)
    40TB to >1EB (varies widely based on library size)
21. Percentage of storage staff (non-mainframe) time spent on storage provisioning
    22%
22. Percentage of storage staff (non-mainframe) time spent on storage migrations
    13%
23. Percentage of storage staff (non-mainframe) time spent on backup administration
    11%
24. Annual growth rate of unwanted e-mail message traffic
    >350%
25. WW number of mainframe machines installed (2008)
    8,000 – 9,000
26. WW number of mainframe sites
    ~4,500
27. Maximum possible distance from primary data center for synchronous replication
    50 miles
28. Number of new mainframe customers since 2000
    500
29. Percentage of customers retaining e-mail archives over 7 years
    9%
30. Percentage of all e-mail traffic that is unwanted material
    ~90%
31. Percentage of attacks form e-mail virus
    68%
32. Percentage of all companies that don’t expect to move data to the cloud
    61% (July 13 09 CW survey – p27)
33. Where does the CIO report?
    41% to CEO/pres, 23% to CFO, 16% to COO
34. Percent of companies citing employees as the most likely source of hacking
    77%
35. Percentage of US adults with more than 200GB of storage capacity
    10% (approximately 30 million)
36. Percentage of digital data stored on removable media (primarily magnetic tape)
    ~75%
37. Percentage of digital data stored on mobile (portable/personal) technologies
    50-60%
38. Number of new (1st round) data storage companies funded in 2000
    92
39. Number of new (1st round) data storage companies funded in 2007
    5
40. Number of storage acquisitions in 2008
    67
41. umber of new small businesses created in the US in 2005
    550,000
42. Average revenues of InformationWeek 500 companies in 2008
    $11.03 B (was $9.0B in 2004 and $12.4B in 2001)
43. IT as % of revenues in 2001 Fortune 1000
    3.88%
44. IT as % of revenues in 2008 Fortune 1000
    2.80% (declining as a % of revenue)
45. Percentage of IT organizations managing more than 10TB of disk data
    39%
46. Average percentage of IT budget in the US spent on IT salaries and benefits
    32%
47. Average percentage of IT budget in the US spent on compliance
    5%
48. Average percentage of IT budget in the US spent on hardware
    16.3 % (projected to be 13.9% in 2011)
49. Average percentage of IT budget in the US spent on services
    23.3% (projected to be 29.7% in 2011)
50. Average percentage of IT budget in the US spent on personnel
    19.8% (projected to be 12.7% in 2011 - only if health-care costs are not covered)
51. Average percentage of IT budget in the US spent on support and maintenance
    4.3% (projected to be 4.8% in 2011 - includes energy)
52. Number of mid-market firms in the US in 2005 (100-999 employees)
    93,876
53. Percentage of all IT jobs in businesses with fewer than 99 employees
    72%
54. Percentage of WW IT workers considered mobile in 2009
    30%
55. Projected size of India’s IT services industry in 2010
    $60 B
56. Percentage of businesses who perform a regular interval DR testing plan
    52%
57. Percentage of businesses who test DR plan once per year
    26%
58. Percentage of businesses who only test mission-critical apps for DR
    47%
59. Percentage of businesses who test all apps for DR
    22%
60. Percentage of businesses who take backup tapes offsite daily, weekly, and monthly?
    Daily – 56%. Weekly -32%. Monthly - 4%.