ID  CLASS  WEIGHT   TYPE NAME              
-2    hdd  0.00679  root default~hdd       
-4    hdd  0.00679      host standalone~hdd
 0    hdd  0.00679          osd.0          
-1         0.00679  root default           
-3         0.00679      host standalone    
 0    hdd  0.00679          osd.0          
