摘要:[root@bogon SOURCES]# ovs-vsctl add-br br0 [root@bogon SOURCES]# ovs-vsctl add-port br0 veth_l0 [root@bogon SOURCES]# ovs-vsctl add-port br0 veth_r0 [
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摘要:root@ubuntu:~# kubectl apply -f ./antrea/build/yamls/antrea.yml customresourcedefinition.apiextensions.k8s.io/antreaagentinfos.clusterinformation.antr
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摘要:UNDERSTANDING OPENFLOW RULES OpenVswitch (OVS) is a virtual switch that connects virtual machines together using virtual links and ports. Traditionall
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摘要:简介 VXLAN是网络虚拟化场景中广泛部署的隧道协议,OVS-DPDK中已经支持VXLAN类型的VTEP (virtual tunnel end point)。VXLAN隧道在数据面引入了报文封装/解封装的操作,且在ingress方向由于VXLAN报文携带两层L2-L4 header,OVS数据面需
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摘要:基于 Jericho2 芯片的下一代物理云网关 —— BCM88690 在使用现有的智能网卡解决方案的同时, UCloud 也在积极的在技术市场上寻找合适的下一代物理云网关,以替换现有的产品解决方案。 首先进入 UCloud 视线的是某公司的一款高性能交换机。它和智能网卡一样可以运行 Linux 和
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摘要:○ As explained above, smartNIC driver’s callback is registered for hardware offload with TCF block by invoking tcf_block_cb_register() KPI. static con
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摘要:# devlink dev eswitch set pci/0000:05:00.0 mode switchdev # echo 2 > /sys/class/net/enp5s0f0/device/sriov_numvfs # ip l show 297: enp5s0f0: <BROADCAST
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摘要:最近遇到了分片导致的一系列问题,所以在这里盘点一下OVS中都有哪些已经做了分片和重组的地方,以及还有哪些地方需要做。版本还是基于2.7.0。并且datapath的时候会分别分析OVS和OVS-DPDK两块的处理。 up到userspace的时候 OVS部分 netdev_frame_hook-->n
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摘要:[root@localhost ~]# ovs-ofctl dump-flows br0 cookie=0x0, duration=706691.312s, table=0, n_packets=84180530, n_bytes=7456796909, priority=0 actions=NOR
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摘要:OVS Hardware Offloads Configuration OVS-Kernel Hardware Offloads Configuring Uplink Representor Mode Please note that this step is optional. However,
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摘要:https://github.com/Mellanox/OVS/blob/master/Documentation/topics/dpdk/phy.rst https://developer.nvidia.com/zh-cn/blog/improving-performance-for-nfv-in
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摘要:7.TC routine: htb qdisc_enqueue_root(sch_generic.h) -> qdisc_enqueue(sch_generic.h) -> htb_enqueue(sch_htb.c) ->htb_classify(sch_htb.c) -> flow_classi
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摘要:Overview After exploring XDP for some time for L2TPv3 and VXLAN, I wanted to dig deeper into hardware offload capabilities, specifically for VXLAN, bu
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摘要:一、Smart Nic简介 1.1 Smart Nic产生的背景 目前,以Open vSwitch(OVS)为代表的虚拟交换机(vSwitch)以其灵活而丰富的功能支持(如OpenFlow、QOS、VLAN/VXLAN encap/decap)被业界广泛接受,大量应用于云计算多租户场景以及容器场景中
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摘要:Enable switchdev mode The VF representor has switchdev ops Switchdev mode is a mode in E-Switch, that binds between representor and VF. Representor is
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摘要:root@localhost ovs]# ovs-vswitchd unix:/var/run/openvswitch/db.sock -vconsole:emer -vsyslog:err -vfile:info --mlockall --no-chdir --log-file=/var/log/
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摘要:A detailed view of the vhost user protocol and its implementation in OVS DPDK, qemu and virtio-net Overview: How OVS DPDK and qemu communicate via the
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摘要:https://github.com/bytedance/ovs-dpdk/blob/80e2a22dda73e5d30be5de025572a418cc722632/lib/netdev-offload-dpdk-flow.c const struct netdev_flow_api netdev
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摘要:https://blog.csdn.net/u010378472/article/details/79146557 Breakpoint 1, netdev_send (netdev=0x5470900, qid=qid@entry=0, batch=batch@entry=0xfffd58004f
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摘要:(gdb) c Continuing. [New Thread 0xffff9013f910 (LWP 15057)] Cannot get thread event message: debugger service failed
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