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[[Category:Virtualization]]
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== Virtualization ==
== Virtualization ==
In this section, we cover discussion on the @et-mgmnt-tools-list, @fedora-xen-list, @libvirt-list and @ovirt-devel-list of Fedora virtualization technologies.  
In this section, we cover discussion of Fedora virtualization technologies on the
@fedora-virt list.


Contributing Writer: [[User:Dale | Dale Bewley]]
Contributing Writer: [[User:Dale | Dale Bewley]]
=== Enterprise Management Tools List ===
This section contains the discussion happening on the
[http://www.redhat.com/mailman/listinfo/et-mgmt-tools et-mgmt-tools list]
==== Virt-manager and QEmu Disk Polling Logs ====
Radek Hladik
noticed<ref>http://www.redhat.com/archives/et-mgmt-tools/2009-February/msg00019.html</ref>
"when {{package|virt-manager}} is running and polling VMs stats {{package|libvirt}} log in <code>/var/log/libivrt/qemu/vmname</code> is filling with messages" on the number of disk operations. After a day the log had grown to 100MB.
Daniel P. Berrange accepted<ref>http://www.redhat.com/archives/et-mgmt-tools/2009-February/msg00021.html</ref> on behalf of <code>libvirt</code>
and Cole Robinson
described<ref>http://www.redhat.com/archives/et-mgmt-tools/2009-February/msg00020.html</ref>
how to turn of disk polling in <code>virt-manager</code>.
<references />
==== virt-viewer Persistance Through Guest Reboots ====
Daniel P. Berrange
said<ref>http://www.redhat.com/archives/et-mgmt-tools/2009-February/msg00004.html</ref> that by Fedora 11 {{package|virt-viewer}} will persist and wait for a guest to resume rather than exit when a guest reboots.
==== virt-install Wait Indefinitely for Windows Guests ====
Since Windows reboots during installation, John Levon patched<ref>http://www.redhat.com/archives/et-mgmt-tools/2009-February/msg00005.html</ref> <code>virt-install</code> to wait 120 minutes while installing a Windows guest. After some discussion it was decided it should wait indefinitely instead.
<references />


=== Fedora Virtualization List ===
=== Fedora Virtualization List ===
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[http://www.redhat.com/mailman/listinfo/fedora-virt fedora-virt list].
[http://www.redhat.com/mailman/listinfo/fedora-virt fedora-virt list].


==== Fedora Virt Status Update ====
==== Virt Status Report ====
Mark McLoughlin composed<ref>http://www.redhat.com/archives/fedora-virt/2009-February/msg00061.html</ref> another informative weekly update on the status of virtualization development in Fedora. Some highlights included:
[[JustinForbes|Justin Forbes]]
posted<ref>http://www.redhat.com/archives/fedora-virt/2009-December/msg00056.html</ref> a Fedora virtualization status report.
Justin pointed out F13 bugs<ref>http://fedoraproject.org/wiki/Virtualization_bugs</ref> now include Important and Pony classifications in addition to Blocker and Target.


* A <code>pvmmu</code> problem casues some guest installs on an F11 Alpha host to <code>oops</code> during heavy network activity ({{bz|480822}})
<references />
* Work has begun on Fedora 11 virtualization [[Documentation_Virtualization_Beat|release notes]].
* The 0.6.0 release of {{package|libvirt}} was not completely without problems.
* All Fedora 11 virtualization features can be found [[:Category:F11_Virt_Features|all together]].
* The <code>KVM</code>/<code>QEmu</code> merge project has settled on a naming scheme.
* <code>KVM</code> PCI device assignment continues to have issues. The "core of the problem is that devices must be reset before being assigned if they have been previously used in the host."
* The addition of <code>bzImage</code> loading support to the <code>Xen</code> hypervisor is enabling users to build test Dom0 kernels.
* A detailed of accounting reveals the bug count going from 191 to 192.


<references />
==== RHEL and Fedora Virtualization Feature Parity ====
Robert Day wondered how the virtualization features<ref>http://www.redhat.com/virtualization/rhev/</ref> of Red Hat Enterprise Linux 5.4
compared to Fedora 12.


==== Merging KVM and QEmu Packages ====
[[DanielBerrange|Daniel Berrange]]  
A feature<ref>[[Features/KVM_and_QEMU_merge]]</ref> in the works for Fedora 11 is a merge of the {{package|kvm}} package with the {{package|qemu}} package. Glauber Costa recently took the first step in this process by creating a test
explained<ref>http://www.redhat.com/archives/fedora-virt/2009-December/msg00040.html</ref>
build<ref>http://koji.fedoraproject.org/koji/taskinfo?taskID=1105051</ref> and starting a very long thread<ref>http://www.redhat.com/archives/fedora-virt/2009-February/msg00000.html</ref> on naming of all the subpackages which will soon make up <code>QEmu</code>.
"The KVM based virtualization in RHEL-5.4 is not nearly so far behind
Fedora as you might think. The {{package|libvirt}} mgmt stack in RHEL-5.4 was
rebased to be near parity with [[Releases/11|Fedora 11]], and KVM in RHEL-5.4 is
also pretty close to that using what's best described as a hybrid of
kvm-83 and kvm-84."


<references />
<references />


=== Fedora Xen List ===
This section contains the discussion happening on the
[http://www.redhat.com/mailman/listinfo/fedora-xen fedora-xen list].
==== bzImage Dom0 Support in Rawhide Xen ====
Pasi Kärkkäinen
announced<ref>http://www.redhat.com/archives/fedora-xen/2009-February/msg00001.html</ref>
the lastest {{package|xen}} builds in [[Releases/Rawhide|Rawhide]] support
<code>bzImage</code> compressed dom0 kernels. Xen previously only supported
<code>zImage</code> compressed kernels. This development was one of the preqequisite
work items for the [[Features/XenPvopsDom0|Xen pvops Dom0]] feature.
This good news was tempered by the fact that there is still no dom0 capable
{{package|kernel}} in Rawhide. However, such a <code>kernel</code> can be
built<ref>http://wiki.xensource.com/xenwiki/XenParavirtOps</ref> for testing.
Gerd Hoffmann
reports<ref>http://www.redhat.com/archives/fedora-virt/2009-February/msg00027.html</ref>
success doing just that. Such kernels are not yet stable enough for
use<ref>http://www.redhat.com/archives/fedora-virt/2009-February/msg00055.html</ref>.


====  ====
<references />
<references />


==== Test Dom0 Xen Kernel RPM Available ====
==== ====
M A Young
built<ref>http://www.redhat.com/archives/fedora-xen/2009-February/msg00014.html</ref>
a dom0 capable <code>kernel</code> RPM. It's suitable only for testing; "use it very much at your own risk".
 
<references />
<references />
=== Libvirt List ===
This section contains the discussion happening on the
[http://www.redhat.com/mailman/listinfo/libvir-list libvir-list].
=== oVirt Devel List ===
This section contains the discussion happening on the
[http://www.redhat.com/mailman/listinfo/ovirt-devel ovirt-devel list].

Latest revision as of 18:09, 18 December 2009



Virtualization

In this section, we cover discussion of Fedora virtualization technologies on the @fedora-virt list.

Contributing Writer: Dale Bewley

Fedora Virtualization List

This section contains the discussion happening on the fedora-virt list.

Virt Status Report

Justin Forbes posted[1] a Fedora virtualization status report. Justin pointed out F13 bugs[2] now include Important and Pony classifications in addition to Blocker and Target.

RHEL and Fedora Virtualization Feature Parity

Robert Day wondered how the virtualization features[1] of Red Hat Enterprise Linux 5.4 compared to Fedora 12.

Daniel Berrange explained[2] "The KVM based virtualization in RHEL-5.4 is not nearly so far behind Fedora as you might think. The Package-x-generic-16.pnglibvirt mgmt stack in RHEL-5.4 was rebased to be near parity with Fedora 11, and KVM in RHEL-5.4 is also pretty close to that using what's best described as a hybrid of kvm-83 and kvm-84."