[Users] ovirt 3.3 vnic profile with bonding & vlans problem
Gilad Chaplik
gchaplik at redhat.com
Thu Apr 3 17:50:29 UTC 2014
Hi Sven,
disclaimer, not familiar with this feature that much (although I should), looks like the problem is in libvirt (according to your story).
googling 'outbound libvirt not working' shows that you're not the only one :)
http://www.redhat.com/archives/libvir-list/2011-August/msg00341.html
http://www.redhat.com/archives/libvir-list/2012-June/msg01306.html
Thanks,
Gilad.
----- Original Message -----
> From: "Sven Kieske" <S.Kieske at mittwald.de>
> To: "Users at ovirt.org List" <Users at ovirt.org>
> Sent: Thursday, April 3, 2014 6:21:00 PM
> Subject: [Users] ovirt 3.3 vnic profile with bonding & vlans problem
>
> Hi,
>
> I am attempting a little test with vnic profiles.
>
> I got a profile named "100mbit" with
> average: 100
> peak: 100
> burst: 0
>
> (ovirt warns you can't set peak below average
> which is not true from libvirt perspective, it
> is an optional field)
> I attached this profile to a logical network
> with a vlan id, which is connected
> to one vm.
>
> when I start the vm, I see the correct
> information in the libvirtxml:
>
> <interface type='bridge'>
> <mac address='MY_MAC'/>
> <source bridge='MY_BRIDGE'/>
> <target dev='vnet0'/>
> <model type='virtio'/>
> <filterref filter='vdsm-no-mac-spoofing'/>
> <link state='up'/>
> <bandwidth>
> <inbound average='12800' peak='12800'/>
> <outbound average='12800' peak='12800'/>
> </bandwidth>
>
> However when I test the download and upload speed
> inside this vm, just the download (inbound) gets
> limited correctly, here is a sample test:
>
>
> Upload (too fast for 100mbit):
>
> root at qostest:~# tnftp -u ftp://ftphost.example.com/test/
> install-amd64-minimal-20140220.iso
> Connected to ftphost.example.com.
> 220 (vsFTPd 2.2.2)
> 331 Please specify the password.
> 230 Login successful.
> Remote system type is UNIX.
> Using binary mode to transfer files.
> 200 Switching to Binary mode.
> 250 Directory successfully changed.
> local: install-amd64-minimal-20140220.iso remote:
> install-amd64-minimal-20140220.iso
> 229 Entering Extended Passive Mode (|||13353|)
> 150 Ok to send data.
> 100%
> |******************************************************************************************************************************************************************************************************************|
> 64979 KiB 40.77 MiB/s 00:00 ETA226 Transfer complete.
> 66539088 bytes sent in 00:01 (40.43 MiB/s)
>
>
>
> Download (works):
>
>
> root at qostest:~# tnftp ftp://myuser:mypassword@ftphost.example.com
> /test//install-amd64-minimal-20140220.iso
> Connected to ftphost.example.com.
> 220 (vsFTPd 2.2.2)
> 331 Please specify the password.
> 230 Login successful.
> Remote system type is UNIX.
> Using binary mode to transfer files.
> 200 Switching to Binary mode.
> 250 Directory successfully changed.
> local: install-amd64-minimal-20140220.iso remote:
> install-amd64-minimal-20140220.iso
> 229 Entering Extended Passive Mode (|||46847|)
> 150 Opening BINARY mode data connection for
> install-amd64-minimal-20140220.iso (266338304 bytes).
> 100%
> |******************************************************************************************************************************************************************************************************************|
> 254 MiB 11.94 MiB/s 00:00 ETA226 Transfer complete.
> 266338304 bytes received in 00:21 (11.94 MiB/s)
> 221 Goodbye.
>
> This is a CentOS based VM-Host
> with the following versions:
>
> rpm -qa | grep vdsm
> vdsm-4.13.3-3.el6.x86_64
> vdsm-python-4.13.3-3.el6.x86_64
> vdsm-xmlrpc-4.13.3-3.el6.noarch
> vdsm-cli-4.13.3-3.el6.noarch
>
> rpm -qa | grep libvirt
> libvirt-client-0.10.2-29.el6_5.3.x86_64
> libvirt-lock-sanlock-0.10.2-29.el6_5.3.x86_64
> libvirt-python-0.10.2-29.el6_5.3.x86_64
> libvirt-0.10.2-29.el6_5.3.x86_64
>
> ovirt engine 3.3.3-2.el6
>
> I triple checked the libvirt xml, it looks correct.
> it also works for downloads, but not for uploads.
>
> The network setup is as following:
>
> eth0 and eth1 -> bond0 -> bond0.X (vlan) -> vm_net
>
>
> According to http://www.ovirt.org/Features/Network_QoS#VDSM
>
> libvirt version 1.0.1 or higher is needed, but this can't
> be true because of 2 things:
>
> 1. it works for downloads
> 2. http://libvirt.org/formatnetwork.html#elementQoS
> states:
> "The <bandwidth> element allows setting quality of service for a
> particular network (since 0.9.4)"
>
>
> Any help would be greatly appreciated.
>
> Could this be related to bonding?
> I'm pretty sure this worked before I bonded eth0 and eth1.
>
> --
> Mit freundlichen Grüßen / Regards
>
> Sven Kieske
>
> Systemadministrator
> Mittwald CM Service GmbH & Co. KG
> Königsberger Straße 6
> 32339 Espelkamp
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