[libvirt-users] Remove Virtual bridge and DNSMASQ

[mimicafe at gmail.com]

On Centos 6.5 both packages cannot be identified. any idea?

sudo yum search  libivirt-daemon-driver-network
libvirt-daemon-config-network
[sudo] password for bigfoot:
Loaded plugins: fastestmirror, refresh-packagekit, security
Loading mirror speeds from cached hostfile
 * base: www.mirrorservice.org
 * extras: centos.openitc.uk
 * updates: mirror.mhd.uk.as44574.net
Warning: No matches found for: libivirt-daemon-driver-network
Warning: No matches found for: libvirt-daemon-config-network
No Matches found
[bigfoot at localhost ~]$ sudo yum whatprovide libivirt-daemon-driver-network
libvirt-daemon-config-network
Loaded plugins: fastestmirror, refresh-packagekit, security
No such command: whatprovide. Please use /usr/bin/yum --help
[bigfoot at localhost ~]$ sudo yum whatprovides libivirt-daemon-driver-network
libvirt-daemon-config-network
Loaded plugins: fastestmirror, refresh-packagekit, security
Loading mirror speeds from cached hostfile
 * base: www.mirrorservice.org
 * extras: centos.openitc.uk
 * updates: mirror.mhd.uk.as44574.net
Warning: 3.0.x versions of yum would erroneously match against filenames.
 You can use "*/libivirt-daemon-driver-network" and/or
"*bin/libivirt-daemon-driver-network" to get that behaviour
Warning: 3.0.x versions of yum would erroneously match against filenames.
 You can use "*/libvirt-daemon-config-network" and/or
"*bin/libvirt-daemon-config-network" to get that behaviour
No Matches found


[bigfoot at localhost ~]$ sudo rpm -qa | egrep -i
'libivirt-daemon-driver-network|libvirt-daemon-config-network'
[bigfoot at localhost ~]$

[bigfoot at localhost ~]$ yum groupinfo "Virtualization Tools" "Virtualization
Platform"
Loaded plugins: fastestmirror, refresh-packagekit, security
Setting up Group Process
Loading mirror speeds from cached hostfile
 * base: mirror.sov.uk.goscomb.net
 * extras: centos.serverspace.co.uk
 * updates: centos.serverspace.co.uk

Group: Virtualization Tools
 Description: Tools for offline virtual image management.
 Default Packages:
   libguestfs
 Optional Packages:
   libguestfs-bash-completion
   libguestfs-gfs2
   libguestfs-java
   libguestfs-mount
   libguestfs-rescue
   libguestfs-rsync
   libguestfs-tools
   libguestfs-xfs
   virt-v2v

Group: Virtualization Platform
 Description: Provides an interface for accessing and controlling
virtualized guests and containers.
 Mandatory Packages:
   libvirt
   libvirt-client
   virt-who
 Optional Packages:
   fence-virtd-libvirt
   fence-virtd-multicast
   fence-virtd-serial
   libvirt-cim
   libvirt-java
   libvirt-qmf
   libvirt-snmp
   perl-Sys-Virt
[bigfoot at localhost ~]$ sudo rpm -qa |grep libvirt*
[sudo] password for bigfoot:
Sorry, try again.
[sudo] password for bigfoot:
libvirt-java-javadoc-0.4.9-1.el6.noarch
libvirt-lock-sanlock-0.10.2-46.el6_6.3.x86_64
libvirt-java-0.4.9-1.el6.noarch
libvirt-snmp-0.0.2-4.el6.x86_64
libvirt-python-0.10.2-46.el6_6.3.x86_64
libvirt-java-devel-0.4.9-1.el6.noarch
libvirt-0.10.2-46.el6_6.3.x86_64
libvirt-cim-0.6.1-12.el6.x86_64
libvirt-client-0.10.2-46.el6_6.3.x86_64
libvirt-devel-0.10.2-46.el6_6.3.x86_64


Mimi


On 24 April 2015 at 16:08, mimicafe at gmail.com <mimicafe at gmail.com> wrote:

> HI Michal
>
>
> Thank you for explaining. I have this situation in a number of production
> servers where we would always use static IPs for the host and VMs. In such
>  case we have no requirement for NATed network in the future. And we we
> ever do, we can rely on a DHCP server within the LAN to provide IPs to the
> VMs.
>
> I'll look to remove both  libivirt-daemon-driver-network, libvirt-daemon-driver-network
> and dnsmasq.
>
> Any further thought from your side?
>
> On 24 April 2015 at 13:12, Michal Privoznik <mprivozn at redhat.com> wrote:
>
>> On 24.04.2015 12:45, mimicafe at gmail.com wrote:
>> > I am running KVM virtualization with libvirtd (libvirt) 0.10.2  in
>> bridged
>> > network mode, however I still have the default virtual network
>> > bridge/interfaces and dnsmasq on the host. What I am trying to
>> understand
>> > is whether or not dnsmasq and the virtual network (*virbr0, Vnet0 and
>> Vnet1*)
>> > still play any role. If not, can I remove them?
>>
>> Yes, you can safely remove libvirt-daemon-config-network package. It
>> should disable the default network. However, dropping dnsmasq is a bit
>> harder, since libivirt-daemon-driver-network depends on it. We can't
>> know whether you will not someday like a NATed network with a DHCP
>> server, even though now you don't. However,
>> libvirt-daemon-driver-network takes care about all the network types
>> known to libvirt, so you can't really drop it (unless forcibly removing
>> the package and let the libvirt just deal with it, which I'd discourage
>> you from doing anyway).
>>
>> Michal
>>
>
>
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