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Jul 13th, 2012
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  1. # begin crush map
  2.  
  3. # devices
  4. device 0 osd.0
  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 Control {
  19. id -2 # do not change unnecessarily
  20. # weight 0.000
  21. alg straw
  22. hash 0 # rjenkins1
  23. item osd.0 weight 0.000
  24. }
  25. rack unknownrack {
  26. id -3 # do not change unnecessarily
  27. # weight 0.000
  28. alg straw
  29. hash 0 # rjenkins1
  30. item Control weight 0.000
  31. }
  32. host Node-1 {
  33. id -4 # do not change unnecessarily
  34. # weight 1.000
  35. alg straw
  36. hash 0 # rjenkins1
  37. item osd.1 weight 1.000
  38. }
  39. host Node-2 {
  40. id -5 # do not change unnecessarily
  41. # weight 1.000
  42. alg straw
  43. hash 0 # rjenkins1
  44. item osd.2 weight 1.000
  45. }
  46. pool default {
  47. id -1 # do not change unnecessarily
  48. # weight 2.000
  49. alg straw
  50. hash 0 # rjenkins1
  51. item unknownrack weight 0.000
  52. item Node-1 weight 1.000
  53. item Node-2 weight 1.000
  54. }
  55.  
  56. # rules
  57. rule data {
  58. ruleset 0
  59. type replicated
  60. min_size 1
  61. max_size 10
  62. step take default
  63. step choose firstn 0 type osd
  64. step emit
  65. }
  66. rule metadata {
  67. ruleset 1
  68. type replicated
  69. min_size 1
  70. max_size 10
  71. step take default
  72. step choose firstn 0 type osd
  73. step emit
  74. }
  75. rule rbd {
  76. ruleset 2
  77. type replicated
  78. min_size 1
  79. max_size 10
  80. step take default
  81. step choose firstn 0 type osd
  82. step emit
  83. }
  84.  
  85. # end crush map
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