diff for duplicates of <201406101150358203762@sangfor.com> diff --git a/a/1.txt b/N1/1.txt index e5c38d2..6efb763 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -149,8 +149,7 @@ No aggressively contention for the same CPU, but when I pin each vcpu to differe >>> Off Rx/Tx checksum offload on KVM guest, only ~1Gbps ahchived, tcpdump result on backend tap netdevice shown that packets' size is 1448, stable. >>> >>> > And While launching the VM in KVM, in command line of virtio interface, you can specify TSO, LRO, RxMergebuf. Try this instead of ethtool interface. ->>> The cuurent qemu command shown as below, and I will change the virtio-net configuration later as your advise, /usr/bin/kvm -id 8572667846472 -chardev socket,id=qmp,path=/var/run/qemu-server/8572667846472.qmp,server,nowait -mon chardev=qmp,mode=control -vnc :0,websocket,to=200,x509,password -pidfile /var/run/qemu-server/8572667846472.pid -daemonize -name centos6-196.5.5.72 -smp sockets=1,cores=2 -cpu core2duo -nodefaults -vga cirrus -no-hpet -k en-us -boot menu=on,splash-time=8000 -m 4096 -usb -drive file=/sf/data/local/iso/vmtools/virtio_auto_install.iso,if=none,id=drive-ide0,media=cdrom,aio=threads,forecast=disable -device ide-cd,bus=ide.0,unit=0,drive=drive-ide0,id=ide0,bootindex=200 -drive file=/sf/data/local/images/host-f8bc123b3e74/32f49b646d1e/centos6-196.5.5.72.vm/vm-disk-1.qcow - 2,if=none,id=drive-ide2,cache=directsync,aio=threads,forecast=disable -device ide-hd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=100 -netdev type=tap,id=net0,ifname=857266784647200,s +>>> The cuurent qemu command shown as below, and I will change the virtio-net configuration later as your advise, /usr/bin/kvm -id 8572667846472 -chardev socket,id=qmp,path=/var/run/qemu-server/8572667846472.qmp,server,nowait -mon chardev=qmp,mode=control -vnc :0,websocket,to=200,x509,password -pidfile /var/run/qemu-server/8572667846472.pid -daemonize -name centos6-196.5.5.72 -smp sockets=1,cores=2 -cpu core2duo -nodefaults -vga cirrus -no-hpet -k en-us -boot menu=on,splash-time=8000 -m 4096 -usb -drive file=/sf/data/local/iso/vmtools/virtio_auto_install.iso,if=none,id=drive-ide0,media=cdrom,aio=threads,forecast=disable -device ide-cd,bus=ide.0,unit=0,drive=drive-ide0,id=ide0,bootindex=200 -drive file=/sf/data/local/images/host-f8bc123b3e74/32f49b646d1e/centos6-196.5.5.72.vm/vm-disk-1.qcow2,if=none,id=drive-ide2,cache=directsync,aio=threads,forecast=disable -device ide-hd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=100 -netdev type=tap,id=net0,ifname=857266784647200,s c > r >> ip diff --git a/a/content_digest b/N1/content_digest index 5deea9c..432ee39 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -7,14 +7,14 @@ "ref\020140608110254.GE26245@redhat.com\0" "ref\0201406091130037070413@sangfor.com\0" "From\0Zhang Haoyu <zhanghy@sangfor.com>\0" - "Subject\0Re: [network performance question] only~2Gbpsthroughputbetweentwo linux guests which are running on the same hostvianetperf-tTCP_STREAM -m 1400, but xen can ac\0" + "Subject\0Re: [Qemu-devel] [network performance question] only~2Gbpsthroughputbetweentwo linux guests which are running on the same hostvianetperf-tTCP_STREAM -m 1400, but xen can ac\0" "Date\0Tue, 10 Jun 2014 11:50:38 +0800\0" "To\0Zhang Haoyu <zhanghy@sangfor.com>" " Michael S. Tsirkin <mst@redhat.com>\0" - "Cc\0Venkateswara Rao Nandigam <venkateswararao.nandigam@citrix.com>" - kvm <kvm@vger.kernel.org> - qemu-devel <qemu-devel@nongnu.org> + "Cc\0kvm <kvm@vger.kernel.org>" Gleb Natapov <gleb@kernel.org> + qemu-devel <qemu-devel@nongnu.org> + Venkateswara Rao Nandigam <venkateswararao.nandigam@citrix.com> Paolo Bonzini <pbonzini@redhat.com> " yewudi <yewudi@huawei.com>\0" "\00:1\0" @@ -170,8 +170,7 @@ ">>> Off Rx/Tx checksum offload on KVM guest, only ~1Gbps ahchived, tcpdump result on backend tap netdevice shown that packets' size is 1448, stable.\n" ">>> \n" ">>> > And While launching the VM in KVM, in command line of virtio interface, you can specify TSO, LRO, RxMergebuf. Try this instead of ethtool interface.\n" - ">>> The cuurent qemu command shown as below, and I will change the virtio-net configuration later as your advise, /usr/bin/kvm -id 8572667846472 -chardev socket,id=qmp,path=/var/run/qemu-server/8572667846472.qmp,server,nowait -mon chardev=qmp,mode=control -vnc :0,websocket,to=200,x509,password -pidfile /var/run/qemu-server/8572667846472.pid -daemonize -name centos6-196.5.5.72 -smp sockets=1,cores=2 -cpu core2duo -nodefaults -vga cirrus -no-hpet -k en-us -boot menu=on,splash-time=8000 -m 4096 -usb -drive file=/sf/data/local/iso/vmtools/virtio_auto_install.iso,if=none,id=drive-ide0,media=cdrom,aio=threads,forecast=disable -device ide-cd,bus=ide.0,unit=0,drive=drive-ide0,id=ide0,bootindex=200 -drive file=/sf/data/local/images/host-f8bc123b3e74/32f49b646d1e/centos6-196.5.5.72.vm/vm-disk-1.qcow\n" - " 2,if=none,id=drive-ide2,cache=directsync,aio=threads,forecast=disable -device ide-hd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=100 -netdev type=tap,id=net0,ifname=857266784647200,s\n" + ">>> The cuurent qemu command shown as below, and I will change the virtio-net configuration later as your advise, /usr/bin/kvm -id 8572667846472 -chardev socket,id=qmp,path=/var/run/qemu-server/8572667846472.qmp,server,nowait -mon chardev=qmp,mode=control -vnc :0,websocket,to=200,x509,password -pidfile /var/run/qemu-server/8572667846472.pid -daemonize -name centos6-196.5.5.72 -smp sockets=1,cores=2 -cpu core2duo -nodefaults -vga cirrus -no-hpet -k en-us -boot menu=on,splash-time=8000 -m 4096 -usb -drive file=/sf/data/local/iso/vmtools/virtio_auto_install.iso,if=none,id=drive-ide0,media=cdrom,aio=threads,forecast=disable -device ide-cd,bus=ide.0,unit=0,drive=drive-ide0,id=ide0,bootindex=200 -drive file=/sf/data/local/images/host-f8bc123b3e74/32f49b646d1e/centos6-196.5.5.72.vm/vm-disk-1.qcow2,if=none,id=drive-ide2,cache=directsync,aio=threads,forecast=disable -device ide-hd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=100 -netdev type=tap,id=net0,ifname=857266784647200,s\n" " c\n" "> r\n" ">> ip\n" @@ -312,4 +311,4 @@ ">>> Thanks,\n" >>> Zhang Haoyu -ca2dfcdee18a4e757f8803ea04cee2408dc4424ca93d21670f8a6bd6293480f5 +c93ba911d7fd24b2fc9bec004ba75750b3fb311ce8dc386a51a19ff49e22b431
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