Hello,

I have found the answer for Q1:

"ioscan -fnC disk" will give you the disk names.

diskinfo $diskName will give you the details of the disk whether it is
CD-ROM or 'direct access'.

For Q2 I do not think there is a way to do it.

Best Regards,
Satish

Satish wrote:
> Hello,
>
> I am writing script that will monitor disk activity (r+w/s) on my HP-UX
> box.
> I am planning to use sar ex: "sar -dM 5 5" to achieve this.
>
> I have two questions here:
>
> 1. How do I know if the 'device' listed in the output is a CD Drive or
> not.
> 2. sar reports a empty line if there is no disk acitivity, can I tweak
> it to report a '0' rather than an empty line for the particular device?
>
> Can anyone throw light?
>
> Best Regards,
> Satish