Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-18 Thread Guido Günther
On Sun, Jan 17, 2010 at 01:27:21PM +0100, Matthias Bolte wrote:
> 2010/1/17 Guido Günther :
> > On Sat, Jan 16, 2010 at 06:24:28PM +0100, Marc Haber wrote:
> >> Hi,
> >>
> >> On Fri, Jan 15, 2010 at 03:13:25PM +0100, Marc Haber wrote:
> >> > $ dpkg --list *kvm*
> >> > Desired=Unknown/Install/Remove/Purge/Hold
> >> > | 
> >> > Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
> >> > |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
> >> > ||/ Name           Version        Description
> >> > +++-==-==-
> >> > ii  kvm            72+dfsg-2      Full virtualization on x86 hardware
> >>
> >> This turned out to be the problem, libvirt didn't handle KVM 72's
> >> output correctly. photron helped identifying this issue on IRC, which
> >> I really appreciate, and there is a patch available to fix libvirt
> >> 0.7.5 with old KVM again.
> > Can you point me to this patch? Libvirt should be able to run with kvm
> > 72 too.
> >  -- Guido
> >
> 
> See https://www.redhat.com/archives/libvir-list/2010-January/msg00470.html
Will be part of the next Debian package. Thanks!
 -- Guido

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-17 Thread Matthias Bolte
2010/1/17 Guido Günther :
> On Sat, Jan 16, 2010 at 06:24:28PM +0100, Marc Haber wrote:
>> Hi,
>>
>> On Fri, Jan 15, 2010 at 03:13:25PM +0100, Marc Haber wrote:
>> > $ dpkg --list *kvm*
>> > Desired=Unknown/Install/Remove/Purge/Hold
>> > | 
>> > Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
>> > |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
>> > ||/ Name           Version        Description
>> > +++-==-==-
>> > ii  kvm            72+dfsg-2      Full virtualization on x86 hardware
>>
>> This turned out to be the problem, libvirt didn't handle KVM 72's
>> output correctly. photron helped identifying this issue on IRC, which
>> I really appreciate, and there is a patch available to fix libvirt
>> 0.7.5 with old KVM again.
> Can you point me to this patch? Libvirt should be able to run with kvm
> 72 too.
>  -- Guido
>

See https://www.redhat.com/archives/libvir-list/2010-January/msg00470.html

Matthias

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-17 Thread Guido Günther
On Sat, Jan 16, 2010 at 06:24:28PM +0100, Marc Haber wrote:
> Hi,
> 
> On Fri, Jan 15, 2010 at 03:13:25PM +0100, Marc Haber wrote:
> > $ dpkg --list *kvm*
> > Desired=Unknown/Install/Remove/Purge/Hold
> > | 
> > Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
> > |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
> > ||/ Name   VersionDescription
> > +++-==-==-
> > ii  kvm72+dfsg-2  Full virtualization on x86 hardware
> 
> This turned out to be the problem, libvirt didn't handle KVM 72's
> output correctly. photron helped identifying this issue on IRC, which
> I really appreciate, and there is a patch available to fix libvirt
> 0.7.5 with old KVM again.
Can you point me to this patch? Libvirt should be able to run with kvm
72 too.
 -- Guido

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-16 Thread Marc Haber
Hi,

On Fri, Jan 15, 2010 at 03:13:25PM +0100, Marc Haber wrote:
> $ dpkg --list *kvm*
> Desired=Unknown/Install/Remove/Purge/Hold
> | Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
> |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
> ||/ Name   VersionDescription
> +++-==-==-
> ii  kvm72+dfsg-2  Full virtualization on x86 hardware

This turned out to be the problem, libvirt didn't handle KVM 72's
output correctly. photron helped identifying this issue on IRC, which
I really appreciate, and there is a patch available to fix libvirt
0.7.5 with old KVM again.

The real issue was that Debian has renamed the kvm package to
qemu-kvm, which I didn't notice, and continued using an ancient kvm
version. qemu-kvm from Debian unstable works fine with libvirt 0.7.5.

Greetings
Marc

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-16 Thread Marc Haber
Hi,

On Fri, Jan 15, 2010 at 07:51:12PM +0100, Marc Haber wrote:
> On Fri, Jan 15, 2010 at 05:45:27PM +0100, Marc Haber wrote:
> > Took that patch, applied it to Debian's 0.7.5-4 source package, built
> > the package, installed it, same error.
> 
> Looks to me like the issue is still present in git head.

git bisect shows the first bad commit being
60e8977fdd97e0952174773f17f8fa6fca664223
Author: Matthew Booth 
Date:   Mon Dec 14 10:50:01 2009 +0100

Get QEMU pty paths from the monitor

This is not a big surprise ;)

I'm going back to 0.7.4 for the mean time, but am prepared to test
things over the weekend. I will only have intermittent access to a
KVM-able host starting monday though, so it would be good if we sorted
this out over the weekend.

Greetings
Marc

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-15 Thread Marc Haber
On Fri, Jan 15, 2010 at 05:45:27PM +0100, Marc Haber wrote:
> Took that patch, applied it to Debian's 0.7.5-4 source package, built
> the package, installed it, same error.

Looks to me like the issue is still present in git head.

git clone
./autogen
create debian/ to allow building the debian package
rm debian/patches/series
rm docs/Makefile.am
touch docs/Makefile.am
autoreconf
debuild
dpkg --install

issue still present.

Greetings
Marc

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-15 Thread Marc Haber
On Fri, Jan 15, 2010 at 02:29:09PM +, Daniel P. Berrange wrote:
> If I were a betting man, I'd bet on this changeset which was missed
> from the 0.7.5 release
> 
> http://libvirt.org/git/?p=libvirt.git;a=commit;h=c0a9b6a5338e54b64a4a28415ffbdb6bcc2b38c5

Took that patch, applied it to Debian's 0.7.5-4 source package, built
the package, installed it, same error.

Greetings
Marc

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-15 Thread Daniel P. Berrange
On Fri, Jan 15, 2010 at 03:13:25PM +0100, Marc Haber wrote:
> Hi,
> 
> On Fri, Jan 15, 2010 at 11:43:26AM +, Matthew Booth wrote:
> > Could you please post the full domain XML, and the QEMU command line it
> > generated? You can get the latter from
> > /var/log/libvirt/qemu/.log. Can you also post the versions of
> > qemu and libvirt?
> 
> $ cat /etc/libvirt/qemu/grml-test.xml
> 
>   grml-test
>   ce24153b-b997-0f04-6fd1-ac06cfb780a7
>   262144
>   262144
>   1
>   
> hvm
> 
>   
>   
> 
>   
>   
>   destroy
>   destroy
>   destroy
>   
> /usr/bin/kvm
> 
>   
>   
> 
> 
>   
>   
>   
> 
> 
>   
> 
> 
>   
> 
> 
>  keymap='de'/>
> 
>   
> 
>   
> 
> $ sudo tail /var/log/libvirt/qemu/grml-test.log
> LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin 
> HOME=/ QEMU_AUDIO_DRV=none /usr/bin/kvm -S -M pc -m 256 -smp 1 -name 
> grml-test -monitor unix:/var/lib/libvirt/qemu/grml-test.monitor,server,nowait 
> -no-reboot -boot c -drive 
> file=/dev/mapper/usb160g-grml--test,if=virtio,index=0,boot=on -net 
> nic,macaddr=52:54:00:39:d8:4b,vlan=0,model=virtio -net tap,fd=39,vlan=0 
> -serial pty -parallel none -usb -vnc 127.0.0.1:0 -k de

If I were a betting man, I'd bet on this changeset which was missed
from the 0.7.5 release

http://libvirt.org/git/?p=libvirt.git;a=commit;h=c0a9b6a5338e54b64a4a28415ffbdb6bcc2b38c5

Regards,
Daniel
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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-15 Thread Marc Haber
Hi,

On Fri, Jan 15, 2010 at 11:43:26AM +, Matthew Booth wrote:
> Could you please post the full domain XML, and the QEMU command line it
> generated? You can get the latter from
> /var/log/libvirt/qemu/.log. Can you also post the versions of
> qemu and libvirt?

$ cat /etc/libvirt/qemu/grml-test.xml

  grml-test
  ce24153b-b997-0f04-6fd1-ac06cfb780a7
  262144
  262144
  1
  
hvm

  
  

  
  
  destroy
  destroy
  destroy
  
/usr/bin/kvm

  
  


  
  
  


  


  




  

  

$ sudo tail /var/log/libvirt/qemu/grml-test.log
LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin 
HOME=/ QEMU_AUDIO_DRV=none /usr/bin/kvm -S -M pc -m 256 -smp 1 -name grml-test 
-monitor unix:/var/lib/libvirt/qemu/grml-test.monitor,server,nowait -no-reboot 
-boot c -drive file=/dev/mapper/usb160g-grml--test,if=virtio,index=0,boot=on 
-net nic,macaddr=52:54:00:39:d8:4b,vlan=0,model=virtio -net tap,fd=39,vlan=0 
-serial pty -parallel none -usb -vnc 127.0.0.1:0 -k de
char device redirected to /dev/pts/3
$ dpkg --list *kvm*
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name   VersionDescription
+++-==-==-
ii  kvm72+dfsg-2  Full virtualization on x86 hardware
$ dpkg --list *qemu*
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name   VersionDescription
+++-==-==-
ii  qemu   0.11.1-2   fast processor emulator
ii  qemu-system0.11.1-2   QEMU full system emulation binaries
ii  qemu-user  0.11.1-2   QEMU user mode emulation binaries
ii  qemu-utils 0.11.1-2   QEMU utilities
$ dpkg --list '*libvirt*'
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name   VersionDescription
+++-==-==-
ii  libvirt-bin0.7.5-3the programs for the libvirt library
ii  libvirt0   0.7.5-3library for interfacing with different virtu
ii  python-libvirt 0.7.5-3libvirt Python bindings
$

I am not sure whether the qemu listed above is actually used by the
kvm binary.

If you need additional information, please ask.

Greetings
Marc

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-15 Thread Matthew Booth
On 15/01/10 09:18, Marc Haber wrote:
> [my apologies for this re-post. I stupidly managed to hide the first
> instance of this mail away in an unrelated patch-thread and am thus
> afraid that the people who could have answered didn't see it]
> 
> Hi,
> 
> I have one test host running Debian unstable (kernel 2.6.32.3), and I
> would like to virtualize on it using KVM and virsh. Debian unstable
> has libvirt 0.7.5.
> 
> On this host, I cannot start any KVM domain using console with these
> XML parts:
> 
> 
>   
> 
> 
>   
> 
> 
> When I try virsh start $domain, I get the error message:
> 
> error: internal error no assigned pty for device serial0
> 
> When I remove the serial and console stanza, the machine starts up.
> This is the configuration documented everywhere. At first, I suspected
> a change in the configuration syntax and filed Debian bug #565145, But
> on the #virt IRC channel, people suggested that there was a change in
> libvirt parsing KVM's output, which may be a genuine bug breaking the
> console.
> 
> Is this already a known issue? Can I do anything to help debugging?

Hi, Marc,

Could you please post the full domain XML, and the QEMU command line it
generated? You can get the latter from
/var/log/libvirt/qemu/.log. Can you also post the versions of
qemu and libvirt?

This should let me see where it's going wrong.

Thanks,

Matt
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[libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-15 Thread Marc Haber
[my apologies for this re-post. I stupidly managed to hide the first
instance of this mail away in an unrelated patch-thread and am thus
afraid that the people who could have answered didn't see it]

Hi,

I have one test host running Debian unstable (kernel 2.6.32.3), and I
would like to virtualize on it using KVM and virsh. Debian unstable
has libvirt 0.7.5.

On this host, I cannot start any KVM domain using console with these
XML parts:


  


  


When I try virsh start $domain, I get the error message:

error: internal error no assigned pty for device serial0

When I remove the serial and console stanza, the machine starts up.
This is the configuration documented everywhere. At first, I suspected
a change in the configuration syntax and filed Debian bug #565145, But
on the #virt IRC channel, people suggested that there was a change in
libvirt parsing KVM's output, which may be a genuine bug breaking the
console.

Is this already a known issue? Can I do anything to help debugging?

Greetings
Marc

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Re: [libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-13 Thread Marc Haber
I apologize for thread hijacking, I missed editing out the
IN-Reply-To-Header. Sorry.

Greetings
Marc

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[libvirt] Cannot use console with 0.7.5, error: internal error no assigned pty for device serial0

2010-01-13 Thread Marc Haber
Hi,

I have one test host running Debian unstable (kernel 2.6.32.3), and I
would like to virtualize on it using KVM and virsh. Debian unstable
has libvirt 0.7.5.

On this host, I cannot start any KVM domain using console with these
XML parts:


  


  


When I try virsh start $domain, I get the error message:

error: internal error no assigned pty for device serial0

When I remove the serial and console stanza, the machine starts up.
This is the configuration documented everywhere. At first, I suspected
a change in the configuration syntax and filed Debian bug #565145, But
on the #virt IRC channel, people suggested that there was a change in
libvirt parsing KVM's output, which may be a genuine bug breaking the
console.

Is this already a known issue? Can I do anything to help debugging?

Greetings
Marc

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