April 2018
Intermediate to advanced
508 pages
15h 22m
English
Content preview from PostgreSQL 10 High Performance - Third Edition
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Hard drive reliability studies
General expected reliability is also an important thing to prioritize. There have been three excellent studies of large numbers of disk drives published in the last few years:
- Google: Failure Trends in a Large Disk Drive Population
- Carnegie Mellon Study: Disk failures in the real world
- University of Wisconsin-Madison and Network Appliance: An Analysis of Data Corruption in the Storage Stack http://www.usenix.org/event/fast08/tech/full_papers/bairavasundaram/bairavasundaram.pdf (long version) or http://www.usenix.org/publications/login/2008-06/openpdfs/bairavasundaram.pdf (shorter version)
The data in the Google and Carnegie Mellon studies don't show any significant bias toward the SCSI/SAS family of disks ...
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