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Oct 11th, 2012
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  1. # begin crush map
  2.  
  3. # devices
  4. device 0 device0
  5. device 1 osd.1
  6. device 2 osd.2
  7.  
  8. # types
  9. type 0 osd
  10. type 1 host
  11. type 2 rack
  12. type 3 row
  13. type 4 room
  14. type 5 datacenter
  15. type 6 pool
  16.  
  17. # buckets
  18. host ceph1 {
  19. id -2 # do not change unnecessarily
  20. # weight 1.000
  21. alg straw
  22. hash 0 # rjenkins1
  23. item osd.1 weight 1.000
  24. }
  25. rack unknownrack {
  26. id -3 # do not change unnecessarily
  27. # weight 1.000
  28. alg straw
  29. hash 0 # rjenkins1
  30. item ceph1 weight 1.000
  31. }
  32. pool default {
  33. id -1 # do not change unnecessarily
  34. # weight 2.000
  35. alg straw
  36. hash 0 # rjenkins1
  37. item unknownrack weight 1.000
  38. item osd.2 weight 1.000
  39. }
  40.  
  41. # rules
  42. rule data {
  43. ruleset 0
  44. type replicated
  45. min_size 1
  46. max_size 10
  47. step take default
  48. step choose firstn 0 type osd
  49. step emit
  50. }
  51. rule metadata {
  52. ruleset 1
  53. type replicated
  54. min_size 1
  55. max_size 10
  56. step take default
  57. step choose firstn 0 type osd
  58. step emit
  59. }
  60. rule rbd {
  61. ruleset 2
  62. type replicated
  63. min_size 1
  64. max_size 10
  65. step take default
  66. step choose firstn 0 type osd
  67. step emit
  68. }
  69.  
  70. # end crush map
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