luminous: crush: force rebuilding shadow hierarchy after swapping buckets #17229
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Was: --------------------------------------------------------------- ID CLASS WEIGHT TYPE NAME -8 ssd 3.00000 root fake-root~ssd -6 ssd 3.00000 host fake~ssd 0 ssd 1.00000 osd.0 1 ssd 1.00000 osd.1 2 ssd 1.00000 osd.2 -7 3.00000 root fake-root -5 3.00000 host gitbuilder-ceph-rpm-centos7-amd64-basic 3 ssd 1.00000 osd.3 4 ssd 1.00000 osd.4 5 ssd 1.00000 osd.5 -4 ssd 3.00000 root default~ssd -3 ssd 3.00000 host gitbuilder-ceph-rpm-centos7-amd64-basic~ssd 3 ssd 1.00000 osd.3 4 ssd 1.00000 osd.4 5 ssd 1.00000 osd.5 -1 3.00000 root default -2 3.00000 host fake 0 ssd 1.00000 osd.0 1 ssd 1.00000 osd.1 2 ssd 1.00000 osd.2 Now: --------------------------------------------------------------- ID CLASS WEIGHT TYPE NAME -8 ssd 3.00000 root fake-root~ssd -7 ssd 3.00000 host gitbuilder-ceph-rpm-centos7-amd64-basic~ssd 3 ssd 1.00000 osd.3 4 ssd 1.00000 osd.4 5 ssd 1.00000 osd.5 -6 3.00000 root fake-root -5 3.00000 host gitbuilder-ceph-rpm-centos7-amd64-basic 3 ssd 1.00000 osd.3 4 ssd 1.00000 osd.4 5 ssd 1.00000 osd.5 -4 ssd 3.00000 root default~ssd -3 ssd 3.00000 host fake~ssd 0 ssd 1.00000 osd.0 1 ssd 1.00000 osd.1 2 ssd 1.00000 osd.2 -1 3.00000 root default -2 3.00000 host fake 0 ssd 1.00000 osd.0 1 ssd 1.00000 osd.1 2 ssd 1.00000 osd.2 Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn> (cherry picked from commit 7e3528a)
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backport #17083