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Groups > comp.os.linux.development.system > #746
| From | "Bill Cunningham" <billcun-remove-@suddenlink.net> |
|---|---|
| Newsgroups | comp.os.linux.development.system |
| Subject | Re: dd and IO |
| Date | 2016-04-16 17:21 -0400 |
| Organization | A noiseless patient Spider |
| Message-ID | <neua7e$9jq$1@dont-email.me> (permalink) |
| References | <neomud$qc2$1@dont-email.me> <1b37qmv543.fsf@pfeifferfamily.net> <netq2c$4sh$1@dont-email.me> <slrnnh4otc.5q5.grahn+nntp@frailea.sa.invalid> |
"Jorgen Grahn" <grahn+nntp@snipabacken.se> wrote in message
news:slrnnh4otc.5q5.grahn+nntp@frailea.sa.invalid...
> On Sat, 2016-04-16, Bill Cunningham wrote:
>>
>> "Joe Pfeiffer" <pfeiffer@cs.nmsu.edu> wrote in message
>> news:1b37qmv543.fsf@pfeifferfamily.net...
>>
>>> You can't write to a CD/DVD with dd. You have to use burning software
>>> that understands the media.
>>
>> With dd I am trying to read from a CD/R and write an ISO.
>
> That wasn't very obvious in your first postings; I interpreted it the
> way JP did, too.
Sorry. I have tried several things. In addition to the /dev/zero device.
>> That might be the problem. The CD/R isn't an ISO 9660.
>
> Doesn't almost every CD-ROM use that file system? What does it use
> instead, and how do you know?
XP says it's CDFS. I think that's an older format.
>> So it's not going to copy to a file I am creating called xpmce1.iso
>> is it.
>
> Of course it is! dd doesn't care how you name your files. And it
> doesn't care what file system it is -- it just copies blocks of data.
That's what I thought. I have read to that it wants to cache.
iflag=nocache I have tried and oflag=direct that doesn't work.
Bill
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dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-14 14:22 -0400
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-14 14:22 -0400
Re: dd and IO John Reiser <jreiserfl@comcast.net> - 2016-04-15 05:19 -0700
Re: dd and IO Joe Beanfish <joebeanfish@nospam.duh> - 2016-04-15 14:16 +0000
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-15 17:49 -0400
Re: dd and IO Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2016-04-15 17:12 -0600
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-16 12:46 -0400
Re: dd and IO Jorgen Grahn <grahn+nntp@snipabacken.se> - 2016-04-16 20:18 +0000
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-16 17:21 -0400
Re: dd and IO Jorgen Grahn <grahn+nntp@snipabacken.se> - 2016-04-16 21:27 +0000
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-16 18:12 -0400
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-16 18:16 -0400
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-16 18:46 -0400
Re: dd and IO Jorgen Grahn <grahn+nntp@snipabacken.se> - 2016-04-17 06:43 +0000
Re: dd and IO "Bill Cunningham" <billcun-remove-@suddenlink.net> - 2016-04-17 15:11 -0400
Re: dd and IO Jorgen Grahn <grahn+nntp@snipabacken.se> - 2016-04-19 15:33 +0000
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