Reports from SSD purgatory
| От | Greg Smith |
|---|---|
| Тема | Reports from SSD purgatory |
| Дата | |
| Msg-id | 4E49B0A0.2060705@2ndQuadrant.com обсуждение исходный текст |
| Ответы |
Re: Reports from SSD purgatory
Re: Reports from SSD purgatory Re: Reports from SSD purgatory |
| Список | pgsql-performance |
News update for anyone else who's trapped like me, waiting for a fix to the Intel 320 SSD bug where they can truncate themselves to 8MB. Over the weekend Intel has announced a firmware fix for the problem is done, and is due to ship "within the next two weeks": http://communities.intel.com/thread/24121 On the larger SSD reliability front, Tom's Hardware surveyed heavy SSD users they're friendly with who use Intel drives. The most interesting data came from Softlayer: http://www.tomshardware.com/reviews/ssd-reliability-failure-rate,2923-6.html This supports two claims I made before based on my private data that were controversial: -Annualized SSD failure rates are not significantly lower than traditional drives in the first couple of years. Jury is still out on whether they will spike upwards starting at 3 years as mechanical ones do. -The most common source of dead drives is sudden, catastrophic electronics failure. These are not predicted by SMART, and have nothing to do with hitting the drive's wear limits. -- Greg Smith 2ndQuadrant US greg@2ndQuadrant.com Baltimore, MD PostgreSQL Training, Services, and 24x7 Support www.2ndQuadrant.us
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