Great Caching Disasters! (and how to avoid them)

68d40c5cc1496c2abc1f862dd148a036?s=47 Lisa van Gelder
July 03, 2015
Technology
0
11

Great Caching Disasters! (and how to avoid them)

68d40c5cc1496c2abc1f862dd148a036?s=128

Lisa van Gelder

July 03, 2015
Tweet

More Decks by Lisa van Gelder

See All by Lisa van Gelder
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
0
20
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
0
110
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
0
170
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
0
140
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
0
61
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
0
52
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
1
220
68d40c5cc1496c2abc1f862dd148a036?s=48 lvgelder
1
3.6k

Other Decks in Technology

See All in Technology
332f89cc697355902a817506b6995f2b?s=48 ytaka23
0
420
9e7a653ed313b3da4b263a772bfc5026?s=48 clustervr
0
190
9ae4f3862d4cb0771cfd36e43252f755?s=48 kurotanshi
0
170
E97091ac0d2c69ce9f9e8a8d0a2ea066?s=48 torisoup
0
260
567600e04dbcb14d6bd8f120e6625a27?s=48 tsuyo
0
180
9e7a653ed313b3da4b263a772bfc5026?s=48 clustervr
0
180
E783e2d26dc6388730b73ced1348c638?s=48 vkbaba
0
100
E39a62a5c1f1829cc6ce0ec642424947?s=48 cmwatanabeseigo
0
320
D7f27502ce4dfef29afae545df767b27?s=48 hsano
0
120
1bfc6e2ed04a895bb36f36b86828b689?s=48 110y
3
690
E8fe0220162ea15aab7ec96690cc437a?s=48 pinboro
1
1.4k
56d7bcf9b5071512c65e753a1619987a?s=48 kakka
0
3.3k

Featured

See All Featured
E76911cbe088e5b850d966de3fc7435b?s=48 robhawkes
52
2.8k
E837d2996f52008ace055a08fbfff992?s=48 frogandcode
127
20k
9952dfcd5d338f8a8e7175c8a8f65fb5?s=48 wjessup
338
16k
Ae14cc4491ac334f9cd23f9f93b4305e?s=48 orderedlist
PRO
329
35k
78b475797a14c84799063c7cd073962f?s=48 holman
288
130k
C157b16234f1e75e8eac3698c1d4414a?s=48 ddemaree
274
31k
D83926c323d4f9289f947b4b4e76b939?s=48 jensimmons
207
10k
8ec1383b240b5ba15ffb9743fceb3c0e?s=48 philnash
8
480
C44e1f7e22c3f23cff7bc130871047ef?s=48 eileencodes
113
25k
1177e050db6bafe62885362edf6e3537?s=48 lauravandoore
11
1.2k
C4de88ea47538e4594750e3861a341c8?s=48 brettharned
93
3k
20bfe76b3d6105641f879fe45cfc9272?s=48 bkeepers
408
57k

Transcript

  1. Great Caching Disasters!!! And how to avoid them.

  2. About me Lisa van Gelder VP of Engineering at Stride

    lisa@stridenyc.com @techbint

  3. The case of the disappearing website

  4. None

  5. Lessons • If caching is important, monitor it! • Never

    build a cache invalidation system
  6. None

  7. Keep caching simple

  8. Cache for the smallest amount of time you can get

    away with

  9. So we built a 3-day cache

  10. None
  11. None

  12. Fix your sql! Don’t cover up terrible queries with caching.

  13. Cache for 1 minute

  14. None

  15. <div class="comment__timestamp"> <!-- microapp-href name="discussion" url="/comment- permalink/51075599" —> ... </div>

  16. Only cache static content

  17. None

  18. Caching should be automatic

  19. Epilogue

  20. Lessons • Cache for 1 minute • Cache static content

    • Never build a clear cache system!* * Unless you are a cdn