Recent content by tobru

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    Open vSwitch VLAN tagging on guest port

    Hi, I can configure a network port attached to a VM to be a VLAN trunk using the following commands (when using Open vSwitch): ovs-vsctl set port tap103i1 trunks=10,20,30 ovs-vsctl set port tap103i1 vlan_mode=trunk How can I do this on the webinterface? Cheers, Tobias
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    problem - network slow kvm

    My IBM server is also not the newest model, it's 3 years old. The processor is a Intel Quad-Core Intel Xeon E5320 1.86 GHz (8MB L2 cache) and I have 2 250GB SATA Disks (Mirror). So perhaps I have to upgrade my hardware for more perfomance =(
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    problem - network slow kvm

    sorry for the little information =( * server1 is a physical server * server2 is a kvm-vm running on an IBM x3400 Server (NOT server1!)
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    problem - network slow kvm

    I'm only using Ubuntu Server 10.04.1!
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    Proxmox VE with newer kernels (KVM only)

    How can I check that fairsched is really disabled?
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    problem - network slow kvm

    I have exactly the same troubles. A VM with 2 vCPUs and virtio-net has an extremely bad network performance: root@server1:~# iperf -i 10 -m -t 120 -c server2.tobru.ch ------------------------------------------------------------ Client connecting to james.tobru.ch, TCP port 5001 TCP window size...
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    Integrate Proxmox VE and Ubuntu

    I don't see a reason to migrate PVE to Ubuntu. PVE is a server "tool" and Debian is the best distribution for server installations. The reason for my little experiment with Ubuntu was to have a nice and updatet desktop around the nice proxmox tools. But a server doesn't need a desktop, or at...
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    Integrate Proxmox VE and Ubuntu

    I agree with tom, I only did that for fun and don't run any production VMs on this host. There were a few issues with the package installation, but they could be resolved without troubles. And you have to manually create the bridge and the storage.
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    Open vSwitch

    FYI: Open vSwitch has reached 1.0. So it would be a great addition to Proxmox. I will make a test installation and report my findings...
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    Integrate Proxmox VE and Ubuntu

    I did that and it works! Installed a Ubuntu Server 9.10 64 Bit Added the Proxmox Repos Installed the Proxmomx Kernel and Packages That's all.
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    Bad Network Performance with KVM Guests

    One more information: "KVM on Host1" is Ubuntu Server 9.10, not Windows
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    Bad Network Performance with KVM Guests

    Hi, Finally I added a DualPort Intel NIC to the AMD System. 03:00.0 Ethernet controller: Intel Corporation 82571EB Gigabit Ethernet Controller (rev 06) 03:00.1 Ethernet controller: Intel Corporation 82571EB Gigabit Ethernet Controller (rev 06) Here are the iperf results: KVM on Host1 ->...
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    Bad Network Performance with KVM Guests

    Hi, I added the following card to my AMD system: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20) Here are some iperf tests KVM on Host1 -> Host1 [ 3] local 10.0.0.26 port 43720 connected with 10.0.0.10 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0-10.0...
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    Bad Network Performance with KVM Guests

    Not really. I don't expect native network performance, around 10% less performance would be ok. I did some further test and startet some iperf tests on my two different hosts (see post above). This is what I get: virtio KVM on Host2 -> Host2 [ 3] local 10.0.0.26 port 56369 connected with...
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    Bad Network Performance with KVM Guests

    Here are some hardware details host1:~# cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 107 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 5000+ stepping : 2 cpu MHz : 2600.000 cache size : 512 KB...

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