gernot@tintenfass:~# iostat 5 10
   tty       cmdk0          sd0           sd1           sd2            cpu
 tin tout kps tps serv  kps tps serv  kps tps serv  kps tps serv   us sy wt id
   0    0   2   0   15  164   2   11  169   2   10  164   2   11    0  1  0 99
   0   47   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100
   0   16   0   0    0    0   0    0    0   0    0    0   0    0    0  0  0 100