Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Most Powerful High Availability / Load Balancing #yapcasia 2012

415d71aaeaa22d9ecfef343bda1ebde1?s=47 riywo
September 30, 2012
Programming
3
3.2k

Most Powerful High Availability / Load Balancing #yapcasia 2012

415d71aaeaa22d9ecfef343bda1ebde1?s=128

riywo

September 30, 2012
Tweet

More Decks by riywo

See All by riywo
415d71aaeaa22d9ecfef343bda1ebde1?s=48 riywo
1
350
415d71aaeaa22d9ecfef343bda1ebde1?s=48 riywo
0
1.4k
415d71aaeaa22d9ecfef343bda1ebde1?s=48 riywo
5
28k

Other Decks in Programming

See All in Programming
8ffce1486e39ee3f43f52be5580b9966?s=48 luiznasciment0
1
150
7166bc2cbc462ab5fd1987a76d0fe709?s=48 takahirom
1
380
E0e036f89c14b3e59640318eedf9670b?s=48 bkuhlmann
6
730
85401912c23c7d5e656c08e7a751e95c?s=48 cocoatomo
0
300
270b0c7883545117a9a618dc7ca7cc83?s=48 xrdnk
0
400
Ff07ba188f0dccc30e7a90a5ebd1a386?s=48 taogawa
0
110
09923d8b0c79423a289b7d5dc31a59e4?s=48 mururu
3
1.1k
15934fa2aa7b2ce21f091e9b7cffa856?s=48 manfredsteyer
PRO
0
140
14d83dc17e2c893d7564b609ff8da4ca?s=48 techharmony
0
240
667fbca1f58bc0215c744b5ae8f8e5d2?s=48 manuelrauber
0
110
0ed10d1154c696886ca483fe827cb299?s=48 thatjeffsmith
0
120
C2abb398ab4bf22ad488d050ffddbd1c?s=48 tuka
1
550

Featured

See All Featured
Eb8975af8e49e19e3dd6b6b84a542e26?s=48 qrush
285
19k
96270e4c3e5e9806cf7245475c00b275?s=48 addyosmani
495
110k
B3d6434763caa0ef5dc4b792662c49f7?s=48 smashingmag
233
18k
9128d500301ae51524e887bb680f471d?s=48 caitiem20
311
17k
1f74b13f1e5c6c69cb5d7fbaabb1e2cb?s=48 sferik
612
55k
3d6ace9554821d552146413bcdf874f6?s=48 trishagee
25
3.2k
245cee81a9c424266e5e401d844ea881?s=48 lara
17
3k
Fe6b81005d1553accd6b2a28f6a2bef1?s=48 phodgson
89
4k
C9b18d9dff88a9dd2393364c2b3b21bd?s=48 colly
188
14k
433acaea1012b25d97ae66da9b998dad?s=48 malarkey
193
8.7k
25c7c18223fb42a4c6ae1c8db6f50f9b?s=48 mojombo
360
62k
E4f5d494ebdc9e7cce1aecf3ce3e8bc1?s=48 shpigford
370
42k

Transcript

  1. Most Powerful High Availability Load Balancing Sep, 29, 2012 YAPC::Asia

    2012 @riywo

  2. @riywo

  3. http://www.publicdomainpictures.net/view-image.php?image=4314&picture=t-shirt-image

  4. None
  5. None

  6. Talk about.... * Why is this good? * Why is

    this bad?

  7. HALB

  8. What?

  9. LB Server Server Server Server

  10. HA Server Server Server Server ✗ Health Check

  11. Same!

  12. Where?

  13. HA LB Web Web Web Web User

  14. HA LB DB DB DB DB Web

  15. HA LB API API API API Web

  16. Anywhere!

  17. How?

  18. BIG-IP ServerIron

  19. LVS

  20. HAProxy

  21. mod_proxy

  22. nginx

  23. ELB

  24. MyDNS

  25. Pros/Cons

  26. Pros Cons H/W Inline (DSR) Powerful Difficult Expensive Proxy Inline

    (DSR) Easy to use Performance DNS No proxy Performance Difficult

  27. Pros Cons H/W Inline (DSR) Powerful Difficult Expensive Proxy Inline

    (DSR) Easy to use Performance DNS No proxy Performance Difficult

  28. DNS

  29. No Proxy

  30. DNS DB DB DB DB Web 1 2 Weighted-DNS RoundRobin

    HA LB

  31. Cache

  32. DNS DB DB DB DB Web 2 Cache 1 3

  33. Cache is Difficult

  34. DNS DB DB DB DB Web Cache ✗ Health Check

  35. DNS DB DB DB DB Web Cache ✗ Health Check

    Inconsistent

  36. Solution

  37. Client DNS

  38. DNS DB DB DB DB Web ✗ Health Check

  39. Too many Health Check

  40. DB DB DB DB DNS Web ✗ Health Check DNS

    Web DNS Web Health CheckHealth Check

  41. Solution

  42. Eventual Consistent

  43. DB DB DB DB DNS Web ✗ DNS Web DNS

    Web Health Check DNS 2 Async 1

  44. How?

  45. DB DB DB DB ✗ MyDNS Web Health Check MyDNS

    1 2 Replication MyDNS Web MyDNS Web

  46. Good Points

  47. * Clients know all info * Eventual Consistent * Any

    Application:)

  48. Bad Points

  49. * Too much... * Async difficult

  50. Join us! * Perl Mongers * Operation Engineers

  51. Join us! * Perl Mongers * Operation Engineers * Baseball

    Players :)

  52. Thanks!

  53. @riywo blog.riywo.com weblog.riywo.com