[Qemu-devel] Re: ANN: DetaolB v0.5 is released

2007-08-21 Thread Rob Landley
On Friday 17 August 2007 3:23:04 pm Christian MICHON wrote: DetaolB aimed to be a much-less-than-a-floppy x86 linux live distro. Now, it's evolving more into a-la-slax type of distro. As did Puppy Linux before it. Rob -- One of my most productive days was throwing away 1000 lines of code. -

[Qemu-devel] Re: ANN: DetaolB v0.5 is released

2007-08-21 Thread Christian MICHON
On 8/21/07, Rob Landley [EMAIL PROTECTED] wrote: On Friday 17 August 2007 3:23:04 pm Christian MICHON wrote: DetaolB aimed to be a much-less-than-a-floppy x86 linux live distro. Now, it's evolving more into a-la-slax type of distro. As did Puppy Linux before it. Rob I actually intend to

[Qemu-devel] Current state of SMP?

2007-08-21 Thread Simon Peter
Hi, I'd like to emulate an SMP x86 system using QEMU, running on Linux-x86. For a first test, I tried to boot Debian Live with it using the following command line: qemu -cdrom debian-live-sid-i386-standard.iso -smp 2 It gets to the bootloader (LILO), but the keyboard is not responding. Adding

[Qemu-devel] Re: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take2

2007-08-21 Thread Avi Kivity
Luca Tettamanti wrote: Run a 100Hz guest, measure cpu usage using something accurate like cyclesoak, with and without dynticks, with and without kvm. Ok, here I've measured the CPU usage on the host when running an idle guest. At 100Hz QEMU hpet4.8% dynticks

[Qemu-devel] [PATCH] Share Vmware communication port between devices

2007-08-21 Thread Hervé Poussineau
Hi, VMware registers the port 0x5658 to communicate between guest and host. At the moment, vmmouse.c is the only one to use this communication channel, so it registers the port. IMO, this design is not right because it will be hard to implement other functionalities of VMware. I extracted

Re: [Qemu-devel] Current state of SMP?

2007-08-21 Thread Blue Swirl
On 8/21/07, Simon Peter [EMAIL PROTECTED] wrote: Does anybody know what's going on? Is SMP support working at the moment? SMP works fine on Sparc32. Performance isn't great because the CPUs are not halted in SMP mode but they busy loop when idle.

Re: [Qemu-devel] [PATCH] Share Vmware communication port between devices

2007-08-21 Thread Anthony Liguori
On Tue, 2007-08-21 at 20:17 +0200, Hervé Poussineau wrote: Hi, VMware registers the port 0x5658 to communicate between guest and host. At the moment, vmmouse.c is the only one to use this communication channel, so it registers the port. IMO, this design is not right because it will be hard

Re: [Qemu-devel] [PATCH] Share Vmware communication port between devices

2007-08-21 Thread Thomas Frey
On 8/21/07, Anthony Liguori [EMAIL PROTECTED] wrote: On Tue, 2007-08-21 at 20:17 +0200, Hervé Poussineau wrote: Hi, VMware registers the port 0x5658 to communicate between guest and host. At the moment, vmmouse.c is the only one to use this communication channel, so it registers the

Re: [Qemu-devel] [PATCH 3/4] Add support for HPET periodic timer.

2007-08-21 Thread Matthew Kent
On Sat, 2007-18-08 at 01:11 +0200, Luca Tettamanti wrote: plain text document attachment (clock-hpet) Linux operates the HPET timer in legacy replacement mode, which means that the periodic interrupt of the CMOS RTC is not delivered (qemu won't be able to use /dev/rtc). Add support for HPET

[Qemu-devel] Re: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take2

2007-08-21 Thread Luca Tettamanti
Avi Kivity ha scritto: Luca Tettamanti wrote: At 1000Hz: QEMU hpet5.5% dynticks 11.7% KVM hpet3.4% dynticks7.3% No surprises here, you can see the additional 1k syscalls per second. This is very surprising to me. The 6.2% difference for the

Re: [Qemu-devel] [PATCH 3/4] Add support for HPET periodic timer.

2007-08-21 Thread Luca
On 8/21/07, Matthew Kent [EMAIL PROTECTED] wrote: On Sat, 2007-18-08 at 01:11 +0200, Luca Tettamanti wrote: plain text document attachment (clock-hpet) Linux operates the HPET timer in legacy replacement mode, which means that the periodic interrupt of the CMOS RTC is not delivered (qemu

[Qemu-devel] Re: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take2

2007-08-21 Thread malc
On Tue, 21 Aug 2007, Luca Tettamanti wrote: Avi Kivity ha scritto: Luca Tettamanti wrote: At 1000Hz: QEMU hpet5.5% dynticks 11.7% KVM hpet3.4% dynticks7.3% No surprises here, you can see the additional 1k syscalls per second. This is very surprising

[Qemu-devel] [PATCH] Share Vmware communication port between devices

2007-08-21 Thread Hervé Poussineau
Hi, Some more information about the VMware backdoor can be found at: http://chitchat.at.infoseek.co.jp/vmware/backdoor.html Hervé

Re: [Qemu-devel] [PATCH 3/4] Add support for HPET periodic timer.

2007-08-21 Thread Matthew Kent
On Tue, 2007-21-08 at 21:40 +0200, Luca wrote: On 8/21/07, Matthew Kent [EMAIL PROTECTED] wrote: On Sat, 2007-18-08 at 01:11 +0200, Luca Tettamanti wrote: plain text document attachment (clock-hpet) Linux operates the HPET timer in legacy replacement mode, which means that the periodic

Re: [Qemu-devel] [PATCH] Share Vmware communication port between devices

2007-08-21 Thread Anthony Liguori
On Tue, 2007-08-21 at 22:10 +0200, Hervé Poussineau wrote: Hi, Some more information about the VMware backdoor can be found at: http://chitchat.at.infoseek.co.jp/vmware/backdoor.html Are there interesting apps that make use of this? I really don't like the idea of supporting this PV

RE: [Qemu-devel] [PATCH] Share Vmware communication port betweendevices

2007-08-21 Thread Dor Laor
Hi, Some more information about the VMware backdoor can be found at: http://chitchat.at.infoseek.co.jp/vmware/backdoor.html Are there interesting apps that make use of this? I really don't like the idea of supporting this PV protocol if we're not going to get interesting apps out of it. The

[Qemu-devel] linux verify_pmtmr_rate() issue

2007-08-21 Thread Matthew Kent
Issue here that's beyond my skill set to resolve: I've been starting multiple linux 2.6.23-rc3 x86 guests up in parallel with qemu/kvm and noticed pm-timer is being disabled in some of them with PM-Timer running at invalid rate: 126% of normal - aborting. in dmesg when I start about 6 at a

[Qemu-devel] Re: ANN: DetaolB v0.5 is released

2007-08-21 Thread Rob Landley
On Tuesday 21 August 2007 3:04:12 am Christian MICHON wrote: If your tcc fork can compile the kernel, uclibc, I'll gladly remove binutils and gcc :) I'm working on that. Currently I'm trying to strip down an allnoconfig kernel build to a something I can build from the command via three or

[Qemu-devel] Re: [kvm-devel] linux verify_pmtmr_rate() issue

2007-08-21 Thread Avi Kivity
Matthew Kent wrote: Issue here that's beyond my skill set to resolve: I've been starting multiple linux 2.6.23-rc3 x86 guests up in parallel with qemu/kvm and noticed pm-timer is being disabled in some of them with PM-Timer running at invalid rate: 126% of normal - aborting. in dmesg when

[Qemu-devel] Re: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take2

2007-08-21 Thread Avi Kivity
Luca Tettamanti wrote: Actually I'm having troubles with cyclesoak (probably it's calibration), numbers are not very stable across multiple runs... I've had good results with cyclesoak; maybe you need to run it in runlevel 3 so the load generated by moving the mouse or breathing doesn't