Joerg Schilling wrote:
Zhang Weiwu <[EMAIL PROTECTED]> wrote:

Hello. I used to use 'cdrdao disk-info' to obtain a list of multisession
information for a CDR, like whether if it is appendable, how much space
left on it etc.

Now doing
$ cdrdao disk-info /dev/dvd
seems to produce wrong information (e.g. sataing total capacity is some
300MB).

So what do you guys use to check disk-info of DVDs?

use cdrecord -minfo

Further I just wish to know if multisession DVD cannot have more then
4GB data written on it? (4G is a digit sounds familiar with me, look
like the max number can be repersented by a 4-byte unsigned intger).
Several quick googles doesn't lead me to an answer.

This is not true.

One empty "multi-session" takes less than 1/1000th of the total DVD size.

What might be referenced here is that it appears that a multisession may not start at an offset greater than 4GB, so you only get access to >4GB if you start a session at less than 4GB and put whatever else will fit in "one last session."

--
bill davidsen <[EMAIL PROTECTED]>
 CTO TMR Associates, Inc
 Doing interesting things with small computers since 1979

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