Checking I/o process

Dan <dan_souza@hotmail.com> wrote:
> Hi, in the way that unix keeps a running total of the amount of CPU
> time a process has used, does it also keep track of i/o throughput?

> I have a server that is busy with i/o, and i need to work out with PID
> is using all the i/o. I know i can work it back with which disks are
> busy, and which processes are accessing those disks, but that does not
> show which of the processes is actually doing the reads.

> So, looking for top or prstat, but for i/o

http://users.tpg.com.au/bdgcvb/psio.html
http://www.stormloader.com/yonghuang/freeware/pio.html