making backups of IRIX media

[Andrew Warkentin]

Sridhar Ayengar wrote:

> Andrew Warkentin wrote:
>
>> joe lobocki wrote:
>>
>>> hello,
>>> I need help making backups of my valuable IRIX media. I have heard 
>>> that you
>>> can use CDRWIN, and i did, which made a decent backup, except I 
>>> couldnt boot
>>> from the copy, and CDRWIN wont work properly on my laptop. is there 
>>> any good
>>> windows based program that would copy and image my IRIX media and 
>>> keep them
>>> bootable? if none for windows, i do have ubuntu linux loaded, 
>>> although not
>>> compatible with my network devices so it is rarely used and cant 
>>> download
>>> things. thanks!!
>>> -Joe
>>>
>>>  
>>>
>> The easiest way to dump them to images would be to use "cat 
>> /dev/cdrom > image.iso" or similar in a shell under Linux.
>
>
> More like "dd if=/dev/cdrom of=./image.iso" or similar.
>
> Peace...  Sridhar
>
cat works just as well as dd there. dd is mainly for transferring data 
in blocks, such as when writing an image to a device (although cat 
usually works there as well), or for copying parts of files.