capacity     operations    bandwidth
pool        alloc   free   read  write   read  write
----------  -----  -----  -----  -----  -----  -----
ost0         576G  31.9T      0  1.09K  1.58K  1.06G
ost0         576G  31.9T  1.53K      0  1.51G      0
ost0         576G  31.9T  1.53K      0  1.51G      0
ost0         576G  31.9T  1.53K      0  1.51G      0
ost0         576G  31.9T  1.52K      0  1.51G      0
ost0         576G  31.9T  1.55K      0  1.53G      0