ceph/src/test/cli/crushtool/set-choose.crushmap.txt

   1 # begin crush map
   2 tunable choose_local_tries 1
   3 tunable choose_local_fallback_tries 2
   4 tunable choose_total_tries 35
   5 tunable chooseleaf_descend_once 1
   6
   7 # devices
   8 device 0 device0
   9 device 1 device1
  10 device 2 device2
  11 device 3 device3
  12 device 4 device4
  13 device 5 device5
  14 device 6 device6
  15 device 7 device7
  16 device 8 device8
  17
  18 # types
  19 type 0 device
  20 type 1 host
  21 type 2 rack
  22 type 3 root
  23
  24 # buckets
  25 host host0 {
  26         id -1           # do not change unnecessarily
  27         # weight 3.000
  28         alg straw
  29         hash 0  # rjenkins1
  30         item device0 weight 1.000
  31         item device1 weight 1.000
  32         item device2 weight 1.000
  33 }
  34 host host1 {
  35         id -2           # do not change unnecessarily
  36         # weight 3.000
  37         alg straw
  38         hash 0  # rjenkins1
  39         item device3 weight 1.000
  40         item device4 weight 1.000
  41         item device5 weight 1.000
  42 }
  43 host host2 {
  44         id -3           # do not change unnecessarily
  45         # weight 3.000
  46         alg straw
  47         hash 0  # rjenkins1
  48         item device6 weight 1.000
  49         item device7 weight 1.000
  50         item device8 weight 1.000
  51 }
  52 rack rack0 {
  53         id -4           # do not change unnecessarily
  54         # weight 9.000
  55         alg straw
  56         hash 0  # rjenkins1
  57         item host0 weight 3.000
  58         item host1 weight 3.000
  59         item host2 weight 3.000
  60 }
  61 root root0 {
  62         id -5           # do not change unnecessarily
  63         # weight 9.000
  64         alg straw
  65         hash 0  # rjenkins1
  66         item rack0 weight 9.000
  67 }
  68
  69 # rules
  70 rule choose {
  71         ruleset 1
  72         type replicated
  73         min_size 2
  74         max_size 3
  75         step take root0
  76         step choose firstn 0 type host
  77         step choose firstn 1 type device
  78         step emit
  79 }
  80
  81 rule choose-two {
  82         ruleset 2
  83         type replicated
  84         min_size 2
  85         max_size 3
  86         step take root0
  87         step choose firstn 0 type device
  88         step emit
  89 }
  90
  91 rule chooseleaf {
  92         ruleset 3
  93         type replicated
  94         min_size 2
  95         max_size 3
  96         step take root0
  97         step chooseleaf firstn 0 type host
  98         step emit
  99 }
 100
 101 rule choose-set {
 102         ruleset 4
 103         type replicated
 104         min_size 2
 105         max_size 3
 106         step set_choose_tries 3
 107         step set_choose_local_tries 2
 108         step set_choose_local_fallback_tries 2
 109         step set_chooseleaf_tries 3
 110         step take root0
 111         step choose firstn 0 type host
 112         step choose firstn 1 type device
 113         step emit
 114 }
 115
 116 rule choose-set-two {
 117         ruleset 5
 118         type replicated
 119         min_size 2
 120         max_size 3
 121         step set_choose_tries 3
 122         step set_choose_local_tries 2
 123         step set_choose_local_fallback_tries 2
 124         step set_chooseleaf_tries 3
 125         step take root0
 126         step choose firstn 0 type device
 127         step emit
 128 }
 129
 130 rule chooseleaf-set {
 131         ruleset 6
 132         type replicated
 133         min_size 2
 134         max_size 3
 135         step set_choose_tries 3
 136         step set_choose_local_tries 2
 137         step set_choose_local_fallback_tries 2
 138         step set_chooseleaf_tries 3
 139         step take root0
 140         step chooseleaf firstn 0 type host
 141         step emit
 142 }
 143
 144 # end crush map