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$ crushtool -c $TESTDIR/rules.txt --create-replicated-rule foo default host -o one > /dev/null
$ crushtool -d one
# begin crush map
# devices
device 0 osd.0 class ssd
device 1 osd.1 class ssd
device 2 osd.2 class ssd
device 3 osd.3 class hdd
device 4 osd.4 class hdd
device 5 osd.5 class hdd
# types
type 0 osd
type 1 host
type 2 root
# buckets
host foo {
\tid -3\t\t# do not change unnecessarily (esc)
\tid -4 class ssd\t\t# do not change unnecessarily (esc)
\tid -7 class hdd\t\t# do not change unnecessarily (esc)
\t# weight 3.000 (esc)
\talg straw2 (esc)
\thash 0\t# rjenkins1 (esc)
\titem osd.0 weight 1.000 (esc)
\titem osd.1 weight 1.000 (esc)
\titem osd.2 weight 1.000 (esc)
}
host bar {
\tid -2\t\t# do not change unnecessarily (esc)
\tid -5 class ssd\t\t# do not change unnecessarily (esc)
\tid -8 class hdd\t\t# do not change unnecessarily (esc)
\t# weight 3.000 (esc)
\talg straw2 (esc)
\thash 0\t# rjenkins1 (esc)
\titem osd.3 weight 1.000 (esc)
\titem osd.4 weight 1.000 (esc)
\titem osd.5 weight 1.000 (esc)
}
root default {
\tid -1\t\t# do not change unnecessarily (esc)
\tid -6 class ssd\t\t# do not change unnecessarily (esc)
\tid -9 class hdd\t\t# do not change unnecessarily (esc)
\t# weight 6.000 (esc)
\talg straw2 (esc)
\thash 0\t# rjenkins1 (esc)
\titem foo weight 3.000 (esc)
\titem bar weight 3.000 (esc)
}
# rules
rule data {
\tid 0 (esc)
\ttype replicated (esc)
\tmin_size 1 (esc)
\tmax_size 10 (esc)
\tstep take default (esc)
\tstep chooseleaf firstn 0 type host (esc)
\tstep emit (esc)
}
rule foo {
\tid 1 (esc)
\ttype replicated (esc)
\tmin_size 1 (esc)
\tmax_size 10 (esc)
\tstep take default (esc)
\tstep chooseleaf firstn 0 type host (esc)
\tstep emit (esc)
}
# end crush map
$ crushtool -c $TESTDIR/rules.txt --create-replicated-rule foo-ssd default host -o two --device-class ssd > /dev/null
$ crushtool -d two
# begin crush map
# devices
device 0 osd.0 class ssd
device 1 osd.1 class ssd
device 2 osd.2 class ssd
device 3 osd.3 class hdd
device 4 osd.4 class hdd
device 5 osd.5 class hdd
# types
type 0 osd
type 1 host
type 2 root
# buckets
host foo {
\tid -3\t\t# do not change unnecessarily (esc)
\tid -4 class ssd\t\t# do not change unnecessarily (esc)
\tid -7 class hdd\t\t# do not change unnecessarily (esc)
\t# weight 3.000 (esc)
\talg straw2 (esc)
\thash 0\t# rjenkins1 (esc)
\titem osd.0 weight 1.000 (esc)
\titem osd.1 weight 1.000 (esc)
\titem osd.2 weight 1.000 (esc)
}
host bar {
\tid -2\t\t# do not change unnecessarily (esc)
\tid -5 class ssd\t\t# do not change unnecessarily (esc)
\tid -8 class hdd\t\t# do not change unnecessarily (esc)
\t# weight 3.000 (esc)
\talg straw2 (esc)
\thash 0\t# rjenkins1 (esc)
\titem osd.3 weight 1.000 (esc)
\titem osd.4 weight 1.000 (esc)
\titem osd.5 weight 1.000 (esc)
}
root default {
\tid -1\t\t# do not change unnecessarily (esc)
\tid -6 class ssd\t\t# do not change unnecessarily (esc)
\tid -9 class hdd\t\t# do not change unnecessarily (esc)
\t# weight 6.000 (esc)
\talg straw2 (esc)
\thash 0\t# rjenkins1 (esc)
\titem foo weight 3.000 (esc)
\titem bar weight 3.000 (esc)
}
# rules
rule data {
\tid 0 (esc)
\ttype replicated (esc)
\tmin_size 1 (esc)
\tmax_size 10 (esc)
\tstep take default (esc)
\tstep chooseleaf firstn 0 type host (esc)
\tstep emit (esc)
}
rule foo-ssd {
\tid 1 (esc)
\ttype replicated (esc)
\tmin_size 1 (esc)
\tmax_size 10 (esc)
\tstep take default class ssd (esc)
\tstep chooseleaf firstn 0 type host (esc)
\tstep emit (esc)
}
# end crush map
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