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Bug #1016 » crush.new.txt

changping Wu, 04/19/2011 12:12 AM

 
# begin crush map

# devices
device 0 device0
device 1 device1
device 2 device2
device 3 device3
device 4 device4
device 5 device5

# types
type 0 device
type 1 host
type 2 rack
type 3 root

# buckets
host host0 {
id -1 # do not change unnecessarily
alg straw
hash 0 # rjenkins1
item device0 weight 1.000
item device1 weight 1.000
}
host host1 {
id -2 # do not change unnecessarily
alg straw
hash 0 # rjenkins1
item device2 weight 1.000
item device3 weight 1.000
}
host host2 {
id -3 # do not change unnecessarily
alg straw
hash 0 # rjenkins1
item device4 weight 1.000
item device5 weight 1.000
}
rack rack0 {
id -4 # do not change unnecessarily
alg straw
hash 0 # rjenkins1
item host0 weight 2.000
item host1 weight 2.000
item host2 weight 2.000
}
root root {
id -5 # do not change unnecessarily
alg straw
hash 0 # rjenkins1
item rack0 weight 6.000
}

# rules
rule data {
ruleset 0
type replicated
min_size 1
max_size 10
step take root
step choose firstn 0 type rack
step emit
}
rule metadata {
ruleset 1
type replicated
min_size 1
max_size 10
step take root
step choose firstn 0 type rack
step emit
}
rule casdata {
ruleset 2
type replicated
min_size 1
max_size 10
step take root
step choose firstn 0 type rack
step emit
}
rule rbd {
ruleset 3
type replicated
min_size 1
max_size 10
step take root
step choose firstn 0 type rack
step emit
}

# end crush map
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