capacity     operations    bandwidth
pool        alloc   free   read  write   read  write
----------  -----  -----  -----  -----  -----  -----
ost0         576G  31.9T      0  1.07K  1.45K  1.04G
ost0         576G  31.9T  1.53K      0  1.51G      0
ost0         576G  31.9T  1.55K      0  1.53G      0
ost0         576G  31.9T  1.54K      0  1.52G      0
ost0         576G  31.9T  1.55K      0  1.53G      0
ost0         576G  31.9T  1.55K      0  1.53G      0