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<p><font face="Times New Roman">Hi Lev.</font></p>
<p><br>
<font face="Times New Roman">On one of the VMs you only see 1 NIC
instead of the 2?</font></p>
<p><font face="Times New Roman">NO. both VM's sees two NIC, but on
first VM ping with no error, and second VM ping with 75% error.<br>
</font></p>
<p><font face="Times New Roman">OS version on hosts [root@node01 ~]#
cat /etc/redhat-release <br>
CentOS Linux release 7.3.1611 (Core)</font></p>
<p><font face="Times New Roman">OS veriosion on VM's [root@node03
~]# cat /etc/redhat-release <br>
CentOS Linux release 7.3.1611 (Core)<br>
</font></p>
<p><font face="Times New Roman"><br>
</font></p>
<p><font face="Times New Roman"><br>
</font></p>
<p><b><font face="Times New Roman">first VM</font></b></p>
<p><font face="Times New Roman">00:03.0 Ethernet controller: Red
Hat, Inc Virtio network device<br>
</font></p>
<p><font face="Times New Roman">00:09.0 Ethernet controller: Red
Hat, Inc Virtio network device</font></p>
<p><font face="Times New Roman">[root@node03 ~]# ip l<br>
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue
state UNKNOWN mode DEFAULT qlen 1<br>
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00<br>
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP mode DEFAULT qlen 1000<br>
link/ether 00:1a:4a:16:01:51 brd ff:ff:ff:ff:ff:ff<br>
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP mode DEFAULT qlen 1000<br>
link/ether 00:1a:4a:16:01:55 brd ff:ff:ff:ff:ff:ff<br>
</font></p>
<p><b><font face="Times New Roman">second VM</font></b></p>
<p><font face="Times New Roman">00:03.0 Ethernet controller: Realtek
Semiconductor Co., Ltd. RTL-8100/8101L/8139 PCI Fast Ethernet
Adapter (rev 20) - but i tested all version of NIC and no
effect<br>
</font></p>
<p><font face="Times New Roman">00:0a.0 Ethernet controller: Red
Hat, Inc Virtio network device<br>
</font></p>
<p><font face="Times New Roman">[root@node04 ~]# ip link<br>
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue
state UNKNOWN mode DEFAULT qlen 1<br>
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00<br>
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP mode DEFAULT qlen 1000<br>
link/ether 00:1a:4a:16:01:53 brd ff:ff:ff:ff:ff:ff<br>
3: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP mode DEFAULT qlen 1000<br>
link/ether 00:1a:4a:16:01:52 brd ff:ff:ff:ff:ff:ff<br>
</font></p>
<p><font face="Times New Roman">In logs no messages only like this :</font></p>
<p><font face="Times New Roman">May 26 15:01:01 node04 systemd:
Started Session 67263 of user root.<br>
May 26 15:01:01 node04 systemd: Starting Session 67263 of user
root.<br>
May 26 15:01:01 node04 systemd: Created slice user-600.slice.<br>
May 26 15:01:01 node04 systemd: Starting user-600.slice.<br>
May 26 15:01:01 node04 systemd: Started Session 67262 of user
bitrix.<br>
May 26 15:01:01 node04 systemd: Starting Session 67262 of user
bitrix.<br>
May 26 15:01:01 node04 systemd: Removed slice user-600.slice.<br>
May 26 15:01:01 node04 systemd: Stopping user-600.slice.<br>
</font></p>
<p><font face="Times New Roman"><br>
</font></p>
<p><font face="Times New Roman">Hi Alexander,<br>
<br>
So if I understand it correctly, you have the following
configuration:<br>
- 2 hosts, each having 2 NICs<br>
- 2 virtual machines, each have a connection to each one of the
NICs<br>
available on the hosts<br>
<br>
On one of the VMs you only see 1 NIC instead of the 2?<br>
<br>
Are you sure that the VM is properly configured to have 2 NICs?<br>
<br>
What Linux distro and version you're using on the hosts and
inside the VMs ?<br>
<br>
Can you please send us:<br>
- the logs from the VM, e.g. /var/log/messages<br>
- the output of lspci -v<br>
- the output of ip link<br>
<br>
Thanks in advance,<br>
<br>
2017-05-18 12:19 GMT+03:00 Герасимов Александр <gerasimov.ay
at eksmo.ru>:<br>
<br>
> Hi all.<br>
><br>
> I have to servers with ovirt.<br>
><br>
> And to identical virtual machines.<br>
><br>
> Both servers are identical. But on second virtual server
not working one<br>
> network interface. Ping have a problem. I tried to change
network driver,<br>
> but has no effect.<br>
><br>
> I don't understand that to do<br>
><br>
><br>
> ovirt version and package:<br>
><br>
> rpm -qa|grep ovirt<br>
>
ovirt-imageio-proxy-0.4.0-0.201608310602.gita9b573b.el7.centos.noarch<br>
>
ovirt-engine-vmconsole-proxy-helper-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-restapi-4.0.5.5-1.el7.centos.noarch<br>
>
ovirt-engine-extensions-api-impl-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-imageio-daemon-0.4.0-1.el7.noarch<br>
> ovirt-engine-wildfly-10.1.0-1.el7.x86_64<br>
> ovirt-vmconsole-1.0.4-1.el7.centos.noarch<br>
> ovirt-engine-cli-3.6.9.2-1.el7.noarch<br>
> ovirt-engine-websocket-proxy-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-dashboard-1.0.5-1.el7.centos.noarch<br>
> ovirt-host-deploy-1.5.3-1.el7.centos.noarch<br>
> ovirt-engine-wildfly-overlay-10.0.0-1.el7.noarch<br>
> ovirt-engine-setup-base-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-dwh-setup-4.0.5-1.el7.centos.noarch<br>
>
ovirt-engine-setup-plugin-websocket-proxy-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-setup-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-dbscripts-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-userportal-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-imageio-common-0.4.0-1.el7.noarch<br>
> python-ovirt-engine-sdk4-4.0.2-1.el7.centos.x86_64<br>
> ovirt-vmconsole-host-1.0.4-1.el7.centos.noarch<br>
> ovirt-engine-dwh-4.0.5-1.el7.centos.noarch<br>
> ovirt-engine-tools-backup-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-image-uploader-4.0.1-1.el7.centos.noarch<br>
>
ovirt-engine-setup-plugin-ovirt-engine-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-tools-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-release40-4.0.5-2.noarch<br>
> ovirt-host-deploy-java-1.5.3-1.el7.centos.noarch<br>
>
ovirt-engine-setup-plugin-ovirt-engine-common-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-iso-uploader-4.0.2-1.el7.centos.noarch<br>
> ovirt-engine-webadmin-portal-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-setup-lib-1.0.2-1.el7.centos.noarch<br>
> ovirt-engine-sdk-python-3.6.9.1-1.el7.centos.noarch<br>
> ovirt-engine-lib-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-imageio-proxy-setup-0.4.0-0.201608310602.gita9b573b.<br>
> el7.centos.noarch<br>
> ovirt-engine-setup-plugin-vmconsole-proxy-helper-4.0.5.<br>
> 5-1.el7.centos.noarch<br>
> ovirt-engine-backend-4.0.5.5-1.el7.centos.noarch<br>
> ovirt-engine-extension-aaa-jdbc-1.1.1-1.el7.noarch<br>
> ovirt-vmconsole-proxy-1.0.4-1.el7.centos.noarch<br>
><br>
></font><br>
</p>
<pre class="moz-signature" cols="72">--
С уважением, базисный админстратор
Гераcимов Александр
тел. +7(495)4116886 доб. 5367</pre>
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