crushkv/crushmap/testdata/map.txt

# begin crush map
tunable choose_local_tries 0
tunable choose_local_fallback_tries 0
tunable choose_total_tries 50
tunable chooseleaf_descend_once 1
tunable chooseleaf_vary_r 1
tunable straw_calc_version 1
# devices
device 0 osd.0
device 1 osd.1
device 2 osd.2
device 3 osd.3
device 4 osd.4
device 5 osd.5
# types
type 0 osd
type 1 host
type 2 chassis
type 3 rack
type 4 row
type 5 pdu
type 6 pod
type 7 room
type 8 datacenter
type 9 region
type 10 root
type 11 disktype
# buckets
disktype rmosd1_ssd {
id -5 # do not change unnecessarily
# weight 0.058
alg straw
hash 0 # rjenkins1
item osd.3 weight 0.058
}
disktype rmosd1_spinning {
id -6 # do not change unnecessarily
# weight 0.500
alg straw
hash 0 # rjenkins1
item osd.0 weight 0.500
}
host rmosd1 {
id -2 # do not change unnecessarily
# weight 0.557
alg straw
hash 0 # rjenkins1
item rmosd1_ssd weight 0.500
item rmosd1_spinning weight 0.058
}
disktype rmosd2_ssd {
id -7 # do not change unnecessarily
# weight 0.058
alg straw
hash 0 # rjenkins1
item osd.4 weight 0.058
}
disktype rmosd2_spinning {
id -8 # do not change unnecessarily
# weight 0.500
alg straw
hash 0 # rjenkins1
item osd.1 weight 0.500
}
host rmosd2 {
id -3 # do not change unnecessarily
# weight 0.557
alg straw
hash 0 # rjenkins1
item rmosd2_ssd weight 0.500
item rmosd2_spinning weight 0.058
}
disktype rmosd3_ssd {
id -9 # do not change unnecessarily
# weight 0.058
alg straw
hash 0 # rjenkins1
item osd.5 weight 0.058
}
disktype rmosd3_spinning {
id -10 # do not change unnecessarily
# weight 0.500
alg straw
hash 0 # rjenkins1
item osd.2 weight 0.500
}
host rmosd3 {
id -4 # do not change unnecessarily
# weight 0.557
alg straw
hash 0 # rjenkins1
item rmosd3_ssd weight 0.500
item rmosd3_spinning weight 0.058
}
root default {
id -1 # do not change unnecessarily
# weight 1.672
alg straw
hash 0 # rjenkins1
item rmosd1 weight 0.557
item rmosd2 weight 0.557
item rmosd3 weight 0.557
}
root spinning {
id -11 # do not change unnecessarily
# weight 1.500
alg straw
hash 0 # rjenkins1
item rmosd1_spinning weight 0.500
item rmosd2_spinning weight 0.500
item rmosd3_spinning weight 0.500
}
root ssd {
id -12 # do not change unnecessarily
# weight 0.174
alg straw
hash 0 # rjenkins1
item rmosd1_ssd weight 0.058
item rmosd2_ssd weight 0.058
item rmosd3_ssd weight 0.058
}
# rules
rule replicated_ruleset {
ruleset 0
type replicated
min_size 1
max_size 10
step take spinning
step chooseleaf firstn 0 type disktype
step emit
}
rule spinning {
ruleset 1
type erasure
min_size 3
max_size 20
step set_chooseleaf_tries 5
step take spinning
step chooseleaf indep 0 type osd
step emit
}
rule ssd {
ruleset 2
type replicated
min_size 1
max_size 10
step take ssd
step chooseleaf firstn 0 type disktype
step emit
}
# end crush map