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Stupid Cache Tricks

Avatar for Tim Morton Tim Morton
November 13, 2014
Programming
52
0

Stupid Cache Tricks

A bag of tricks for managing your memcache

Avatar for Tim Morton

Tim Morton

November 13, 2014

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Transcript

  1. Stupid Cache Tricks Tim Morton @tmorton

  2. Stupid Cache Tricks

  3. Smart Cache Tricks •Measure •Optimize •Measure again

  4. Smart Cache Tricks • Rails Guide • http://guides.rubyonrails.org/caching_with_rails.html • Basecamp

    Next Architecture • https://signalvnoise.com/posts/3112-how-basecamp-next-got-to-be-so-damn-fast- without-using-much-client-side-ui
  5. None

  6. Cache Read Write “Foo” Read Write “Bar” Process 1 Process

    2 Race Condition

  7. cas

  8. add

  9. Other Atomic Operations • Counters (incr/decr) • Lists (prepend) •

    http://www.rubydoc.info/github/mperham/dalli/Dalli/Client

  10. Concurrency is hard Let’s skip it

  11. Switch Keys

  12. Simple Values