$ ceph osd tree
ID WEIGHT  TYPE NAME     UP/DOWN REWEIGHT PRIMARY-AFFINITY
-1 0.06996 root default
-2 0.01999     host osd1
 7 0.00999         osd.7      up  1.00000          1.00000
 0 0.00999         osd.0      up  0.49583          1.00000
-3 0.01999     host osd2
 6 0.00999         osd.6      up  0.93103          1.00000
 1 0.00999         osd.1      up  0.49034          1.00000
-4 0.01999     host osd3
 2 0.00999         osd.2      up  1.00000          1.00000
 5 0.00999         osd.5      up  1.00000          1.00000
-5 0.00999     host osd4
 3 0.00999         osd.3      up  0.75085          1.00000
 4       0         osd.4      up  0.58344          1.00000