Displaying 20 results from an estimated 2000 matches similar to: "Finding out CPU topology."
2013 Sep 17
0
Re: libvirt-users Digest, Vol 45, Issue 28
Test
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2013 Sep 17
0
Re: Finding out CPU topology.
On Tue, Sep 17, 2013 at 05:41:12PM +0800, Peeyush Gupta wrote:
> Hi all,
>
> I have been trying to find out cpu topology using libvirt. When
> I do 'virsh capabilites', I find this inside <topology> tag:
>
>
> <topology>
> <cells num='1'>
> <cell id='0'>
> <memory
2013 Aug 27
1
Finding out CPU topology
Hi,
I have been trying to find out CPU topology using libvirt.
I understand that I can find out the number of cores/sockets/
threads etc through getCapabilities() function. What I am wondering
is that is there any function that can provide me the exact topology
like how many sockets, how many sockets per core and number of
threads per core, if applicable or may be info about numa cells.
Is there
2017 May 23
2
Odd Virsh Capabilities response
Tried to migrate a few VMs from existing system to an older host that we
threw in the rack to facilitate some server reshuffling.
Migration complained about lack of capabilities (which I expected its an
older server) but when I looked at what I should throw into the xml file
I got a core2duo when it should have been at least Penryn or something
(Xeon E5345)
Of course the VMs work fine with
2014 Jun 02
0
numa support question on centos 6.5
Hi, All
The vm can't start when using numa based on centos 6.5(kernel:
kernel-2.6.32-431.17.1.el6.x86_64,
qemu-kvm: qemu-kvm-0.12.1.2-2.415.el6_5.8.x86_64). My numa setting in vm
xml is the following:
--------------------
<numatune>
<memory mode='strict' nodeset='1'/>
</numatune>
--------------------
When 'nodeset' sets '0', the
2014 Jan 29
1
libvirt-sandbox question.
I hope this question isn't considered too off topic for this list, I am
trying to reach the libvirt-sandbox developers, but I could not find a
libvirt-sandbox specific mailing list, and it seemed to me that
libvirt-sandbox was a part of libvirt itself.
I am trying to port libvirt-sandbox to run on a CentOS 6.5 system. This
wasn't too hard but, I had to do the following:
I have used the
2017 May 23
0
Re: Odd Virsh Capabilities response
On Mon, May 22, 2017 at 05:03:21PM -0700, W Kern wrote:
>Tried to migrate a few VMs from existing system to an older host that we
>threw in the rack to facilitate some server reshuffling.
>
>Migration complained about lack of capabilities (which I expected its an
>older server) but when I looked at what I should throw into the xml file
>I got a core2duo when it should have been
2014 Jan 13
2
how to detect if qemu supports live disk snapshot
Hi everyone,
Using the QEMU hypervisor, when a live disk snapshot is requested through libvirt,
the request can fail if the underyling qemu binary lacks the snapshotting
support.
In python, we have something like
libvirtError: Operation not supported: live disk snapshot not supported with this QEMU binary
I'd like to detect ahead of time if the underlying QEMU can or cannot do
2014 Jul 10
2
How to config qga to support dompmsuspend
Hi,
I tried to run domsuspend command on my PowerPC board but failed.
# virsh dompmsuspend sdk --target mem
error: Domain sdk could not be suspended
error: argument unsupported: QEMU guest agent is not configured
It seemed that support suspend-to-mem only from capabilities.
# virsh capabilities
<capabilities>
<host>
2009 Jul 15
0
[PATCH] rename for_each_cpu() to for_each_possible_cpu()
... to be more precise in naming, and also to match Linux.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
--- 2009-07-10.orig/xen/arch/ia64/linux-xen/perfmon.c 2009-05-27 13:54:05.000000000 +0200
+++ 2009-07-10/xen/arch/ia64/linux-xen/perfmon.c 2009-07-15 10:02:08.000000000 +0200
@@ -7313,7 +7313,7 @@ xenpfm_context_create(XEN_GUEST_HANDLE(p
goto out;
/* XXX fmt */
-
2006 Mar 17
1
Accessing the parallel port
hi list,
I have a winXP program that uses the PC parallel port.I have created the
links in .wine/dosdevices/
lrwxrwxrwx 1 peeyush peeyush 10 2006-03-03 22:48 com1 -> /dev/ttyS0
lrwxrwxrwx 1 peeyush peeyush 8 2006-03-03 22:48 lpt1 -> /dev/lp0
lrwxrwxrwx 1 peeyush peeyush 1 2006-03-03 22:52 d: -> /
lrwxrwxrwx 1 peeyush peeyush 10 2006-03-03 22:52 c: -> ../drive_c
Now the
2013 Jul 19
2
pinVcpu not working
Hi all,
I am working with libvirt and I am trying to set cpu affinity. Now I can always use
virsh vcpupin <domain_name> <vcpu> <pcpu>
to pin vcpus to pcpus. I want to do it using Python API. Now, there is function pinVcpu which is supposed to do that. But this is not working. For example I gave
dom.pinVcpu(0,1)
but still my vcpu affinity is for all the pcpus. The
2011 Dec 21
2
[PATCH] xenpm: assorted adjustments
- use consistent error values (stop mixing of [positive] errno values
with literal -E... ones)
- properly format output
- don''t use leading zeros in decimal output
- move printing of average frequency into P-state conditional (rather
than a C-state one)
- don''t print some C-state related info when CPU idle management is
disabled in the hypervisor
- use calloc() for array
2013 Jul 31
3
Installing libvirt
Hi,
I am trying to install new libvirt version on Ubuntu 12.04 LTS. Now I downloaded libvirt 1.0.5 from libvirt.org/sources then I issued three commands:
./autogen.sh
make
make install
This installs the libvirt on my system. But there are some issues, I have to run libvirtd explicitly everytime I reboot my system. And whenever I try to run virt-manager from terminal, it says "No D-Bus
2013 Jul 19
2
How to insert vcpupin in guest xml file
Hi all,
I am trying to add vcpupin in the guest xml file. I am working with openstack and the code I have is python bound. I investigated through the code and found that the elemets in xml file are set in get_guest_config function. Now the thing is I am not able to set vcpupin element. I mean I tried guest.cputune_vcpupin but it's not working.
Help me out, please!
Thanks.
~Peeyush Gupta
2013 Aug 01
3
Re: Installing libvirt
Hi,
Sorry, I will keep the instructions in mind.
I tried ./autogen.sh with --system but there was a version mismatch.
I guess someone should write a patch for debian based system.
I tried to install libvirt 1.1.1 with Fedora and when I did make, I got the
following error:
Making all in src
make[2]: Entering directory `/home/peeyush/Downloads/libvirt-1.1.1/src'
GEN
2013 Jul 24
2
API to set cpuset.cpu_exclusive flag
Hi all,
I have been trying to set cpu_exclusive flag. Now I can do it using "echo". I want to know is there any other way (an API) to set this flag? Is it possible to set this flag using API?
Thanks.
~Peeyush Gupta
2004 Apr 21
1
difference between coxph and cph
Hi. I am using Windows version of R 1.8.1. Being somewhat new to survival
analysis, I am trying to compare cph (Design) with coxph (survival) for use
with a survival data set.
I was wondering why cph and coxph provide me with different confidence
intervals
for the hazard ratios for one of the variables. I was wondering if I am
doing something wrong? Or if the two functions are calculating hazard
2017 Mar 20
1
CPU Pinning Help
2020 Mar 30
2
Scalar Evolution Expressions Involving Sibling Loops
> I'm not following your example. If you have two sibling loops with the
same parent, one will frequently, but not always dominate the other. Can
you give a specific example of when forming a recurrence between two
siblings (without one dominating the other), is useful?
The situation can happen with guarded loops or with a user guard like
below:
if (c) {
for (i = 0; i < n; i++)