$ osdmaptool --tree=plain om
osdmaptool: osdmap file 'om'
- ID WEIGHT TYPE NAME UP/DOWN REWEIGHT PRIMARY-AFFINITY
- -1 3.00000 root default
- -3 3.00000 rack localrack
- -2 3.00000 host localhost
- 0 1.00000 osd.0 DNE 0
- 1 1.00000 osd.1 DNE 0
- 2 1.00000 osd.2 DNE 0
+ ID CLASS WEIGHT TYPE NAME UP/DOWN REWEIGHT PRI-AFF
+ -1 3.00000 root default
+ -3 3.00000 rack localrack
+ -2 3.00000 host localhost
+ 0 1.00000 osd.0 DNE 0
+ 1 1.00000 osd.1 DNE 0
+ 2 1.00000 osd.2 DNE 0
$ osdmaptool --tree=json om
osdmaptool: osdmap file 'om'
- {"nodes":[{"id":-1,"name":"default","type":"root","type_id":10,"children":[-3]},{"id":-3,"name":"localrack","type":"rack","type_id":3,"children":[-2]},{"id":-2,"name":"localhost","type":"host","type_id":1,"children":[2,1,0]},{"id":0,"name":"osd.0","type":"osd","type_id":0,"crush_weight":1.000000,"depth":3,"exists":0,"status":"down","reweight":0.000000,"primary_affinity":1.000000},{"id":1,"name":"osd.1","type":"osd","type_id":0,"crush_weight":1.000000,"depth":3,"exists":0,"status":"down","reweight":0.000000,"primary_affinity":1.000000},{"id":2,"name":"osd.2","type":"osd","type_id":0,"crush_weight":1.000000,"depth":3,"exists":0,"status":"down","reweight":0.000000,"primary_affinity":1.000000}],"stray":[]}
+ {"nodes":[{"id":-1,"device_class":"","name":"default","type":"root","type_id":10,"children":[-3]},{"id":-3,"device_class":"","name":"localrack","type":"rack","type_id":3,"children":[-2]},{"id":-2,"device_class":"","name":"localhost","type":"host","type_id":1,"children":[2,1,0]},{"id":0,"device_class":"","name":"osd.0","type":"osd","type_id":0,"crush_weight":1.000000,"depth":3,"exists":0,"status":"down","reweight":0.000000,"primary_affinity":1.000000},{"id":1,"device_class":"","name":"osd.1","type":"osd","type_id":0,"crush_weight":1.000000,"depth":3,"exists":0,"status":"down","reweight":0.000000,"primary_affinity":1.000000},{"id":2,"device_class":"","name":"osd.2","type":"osd","type_id":0,"crush_weight":1.000000,"depth":3,"exists":0,"status":"down","reweight":0.000000,"primary_affinity":1.000000}],"stray":[]}
$ rm -f om