Re: [LAD] [OT] bash vs disk activity

On 10/9/07, Patrick Shirkey <pshirkey@email-addr-hidden> wrote:
> Hi,
>
> Does anyone here have a bash script that will monitor disk activity or
> accurately provide a progress bar of a simple file copy?
>
> I have a script that transfers data to a usb device using
>
> cp -a /xxx /usb_device &
>
> But it falls over with reporting back the actual amount of data that has
> been transferred. It seems that the copy command doesn't return the
> actual amount transferred to disk but more the amount it has queued to
> transfer.
>
> For example if I transfer 200mb to a usb disk the copy command takes
> about 30 seconds before it returns and the data takes about 5 minutes
> before it is actually finished being transferred and the device is
> unmountable.
>
> How would I track the 5 minutes of data transfer with bash?

Hi,

AFAIK I don't see how you could do that with anything than a low-level
API, let alone bash... Although I may be wrong... Surprise me !

Cheers,
__________________
Marc-Olivier Barre,
MarcO'Chapeau.
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Received on Tue Oct 9 16:15:05 2007