Re: CPU usage with iostat

2010-11-26 Thread James McKenzie
On 11/26/10 5:47 AM, Bruno Galindro da Costa wrote: > Hi, > >Why the first execution of "iostat -c" always displays the same values? > > Reading the man pages os iostat, I could not understand these lines: > > /"The first report generated by the iostat command provides > statistics concern

CPU usage with iostat

2010-11-26 Thread Bruno Galindro da Costa
Hi, Why the first execution of "iostat -c" always displays the same values? [r...@abc ~]# iostat -c Linux 2.6.9-55.ELsmp (abc) 11/26/2010 avg-cpu: %user %nice%sys %iowait %idle 5.620.003.083.30 88.00 [r...@abc ~]# iostat -c Linux 2.6.9-55.ELsmp (abc)