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Re: [Qemu-devel] Log Console Output to File
From: |
David S. Ahern |
Subject: |
Re: [Qemu-devel] Log Console Output to File |
Date: |
Thu, 11 Nov 2010 13:43:25 -0700 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.12) Gecko/20101027 Fedora/3.1.6-1.fc13 Lightning/1.0b3pre Thunderbird/3.1.6 |
On 11/11/10 13:37, Russell Morris wrote:
> Hi,
>
>
>
> Thanks for the pointer! I tried this, but I get an error message, as
> follows ...
>
> *chardev: opening backent "stdio" failed*
>
> *qemu: could not open serial device 'stdio': Inappropriate ioctl for
> device.*
qemu command line?
David
>
>
>
> Thoughts?
>
>
>
> Thanks again!
>
>
>
> On Thu, Nov 11, 2010 11:22 AM, "David S. Ahern" <address@hidden> wrote:
>
> On 11/11/10 09:57, Mulyadi Santosa wrote:
> > On Thu, Nov 11, 2010 at 12:50, <address@hidden
> <mailto:address@hidden>> wrote:
> >> Hi,
> >>
> >> Is there a way to log / copy the console output (like the Linux
> boot info, if booting QEMU to Linux) to a file?
> >
> > I think you could consider booting Linux in serial console...then
> > start Qemu with -nographic. From there, everything will be spilled
> > right in your standart output. Then you can use your favourite method
> > to save the output...let's say using "script" command.
> >
>
> I use 'screen' and its logging capability (Ctrl-a H). Launch the VM with
> '-serial stdio -nographic' and have the guest console directed to ttyS0
> (console=ttyS0 kernel arg).
>
> David
- [Qemu-devel] Log Console Output to File, qemu, 2010/11/11
- Re: [Qemu-devel] Log Console Output to File, Mulyadi Santosa, 2010/11/11
- Re: [Qemu-devel] Log Console Output to File, David S. Ahern, 2010/11/11
- Re: [Qemu-devel] Log Console Output to File, Stefan Weil, 2010/11/11
- Re: [Qemu-devel] Log Console Output to File, David S. Ahern, 2010/11/11
- Re: [Qemu-devel] Log Console Output to File, qemu, 2010/11/11
- Re: [Qemu-devel] Log Console Output to File, qemu, 2010/11/13