Vivek Khera wrote:
>>>>>>"S" == Stephen <jleelim(at)xxxxxx(dot)com> writes:
>
>
> S> The system is actually idling when I ran the tests (load average: 0.01,
> S> 0.02, 0.00). When VACUUM runs, load average increases quickly (load average:
> S> 1.77, 0.60, 0.21) just by running psql on command line and issuing 2
> S> queries. I've been running PostgreSQL for over 3 years now and IIRC VACUUM
>
> Your CPU usage is irrelevent here. What's your *disk* utilization.
> Does linux have systat and/or iostat to tell you how busy your disks
> are?
It has a rather verbose vmstat which gives everything.
Shridhar