Evidence Promoting Good Data Management » History » Version 13
Evidence Promoting Good Data Management¶
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Anecdotal Tales Of Lost Data¶
Recovery of Overwritten Hard Disk Data¶
5 October 2005 Linux Forums - http://tinyurl.com/8t7uaop
Hi, a friend of mine just overwrote two months of her PhD thesis with an older version. I know recovery of overwritten data is possible, but wonder if I'd need special hardware to do it. Does anyone know something about this ? Thank You.
Stolen laptop had PhD research¶
19 March 2008 Surrey Leader - http://tinyurl.com/9hmtlv4
Thirty-fve minutes spent in Langley’s Willowbrook Shopping Centre cost a Surrey woman much more than she had anticipated. Langley RCMP say that while she was shopping from 1-1:35 p.m. last Monday, someone broke into her vehicle and stole a number of items, including a Mac iBook laptop containing the research she had compiled as she worked towards her PhD. “All that information was on that computer and she has no back-up fle,” said Langley RCMP spokesman Cpl. Brenda Marshall.
Happiness is the return of a stolen computer, with data intact¶
27 May 2010 The Press, NZ - http://tinyurl.com/38sznnh
Never has a man been so happy to see a computer full of data spreadsheets. Claudio De Sassi's world fell apart when a car containing almost three years work towards his PhD was stolen two weeks ago. De Sassi, a Canterbury University academic, could not hide his joy yesterday as police reunited him with his stolen laptop and backpack.
Thugs steal Christmas, doctoral dreams¶
22 December 2010 KRQE - http://tinyurl.com/9a5j56f
A tiny television sits where a big screen used to, and a Christmas tree stands with little underneath it... Even worse than the gifts, the crooks stole a MacBook Pro laptop and a LaCie hard drive. The hard drive had … her dissertation and nearly seven years of research for her doctoral degree she was set to fnish in a few weeks. Osuna had everything backed up on a separate hard drive in a safe, but burglars made off with that too. "All I could think about is that all that time is gone, all that effort, everything is gone," Osuna said.
Laptop Stolen From OSU Doctoral Student¶
NBC4i January 06 2011 - http://tinyurl.com/bmybv9x
...her car was broken into and her chrome Mac book pro was stolen. She has a back-up for all but the last six months of research, but the most important part of the research had happened recently.
The Lost Laptop Problem¶
- 2010 Ponemon Institute report for Intel re. US laptops
- On average, 2.3% of laptops assigned to employees are lost each year
- In education & research that rises to 3.7%, with 10.8% of laptops being lost before the end of their useful life (~3 years i.e. within 1 PhD of allocation!
- 75% lost outside the workplace
- Very similar results from 2011 European report!
Intel 2010 - http://tinyurl.com/8c9m4bn
- 2011 PC World Laptop Reliability Survey from 63,000 readers:
- 22.6% had signifcant problems during the product's lifetime
- Of which...
- 19% had OS problems ~1 in 25 of all laptops
- 18% had HDD problems ~1 in 25 of all laptops
- 10% PSU problems ~1 in 50 of all laptops
PC World 2011 - http://tinyurl.com/876qza5
Hard Disk Failures¶
- Failure Trends In A Large Disk Drive Population
- Usenix conference on File and Storage Technologies 2007 (FAST '07)
- Eduardo Pinheiro & Wolf-Dietrich Weber, Google Inc.
- Data collected from over 100,000 disk drives at Google
- As part of repairs procedures:
- ~13% of disk drives replaced over 3 years
- ~20% of disk drives replaced over 4 years
Data management in the cloud¶
See JISC/DCC document "Curation In The Cloud" - http://tinyurl.com/8nogtmv
Service agreements may give wide-ranging rights to the data service.
Google Terms Of Service¶
1 March 2012 Google Terms of Service : http://tinyurl.com/89dc9fa
When you upload or otherwise submit content to our Services, you give Google (and those we work with) a worldwide license to use, host, store, reproduce, modify, create derivative works (such as those resulting from translations, adaptations or other changes we make so that your content works better with our Services), communicate, publish, publicly perform, publicly display and distribute such content. The rights you grant in this license are for the limited purpose of operating, promoting, and improving our Services, and to develop new ones. This license continues even if you stop using our Services (for example, for a business listing you have added to Google Maps).
Microsoft Services Agreement¶
19 October 2012 Microsoft services agreement : http://tinyurl.com/8e4kucy
When you upload your content to the services, you agree that it may be used, modifed, adapted, saved, reproduced, distributed, and displayed to the extent necessary to protect you and to provide, protect and improve Microsoft products and services. For example, we may occasionally use automated means to isolate information from email, chats, or photos in order to help detect and protect against spam and malware, or to improve the services with new features that makes them easier to use. When processing your content, Microsoft takes steps to help preserve your privacy.
BBC Domesday Project¶1986 Project to do a modern-day Domesday book (early crowd-sourcing)
- Used “BBC Master” computers with data on laserdisc
- Collected 147,819 pages of text and 23,225 photos
- Media expiring and obsolete technology put the data at risk!
- Required emulation of software
- Images restored from original masters
- Don't use obscure formats!
- Don't use obscure media!
- Don't rely on technology being available!
- Do keep original source material!