CT based on OVS-DPDK offload into SmartNIC
DPDK version 20.11
Open vSwitch 2.14.1
LINUX Kernel 5.4
SmartNIC BlueField 2
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Adding a new function CT (connection tracking) offloaded and release versions of hardware and software are upgraded.
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In R3, the community version of Open vSwitch does not work well for VXLAN decap/encap offload and we open-sourced our implementation of Open vSwitch with VXLAN decap/encap offload on BlueField SmartNIC card.
Currently, the community version of Open vSwitch does not work well for connection tracking offload. In R4, we have fulfilled this offload into SmartNIC.
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Release Software | Version | Link |
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IEC | Version 2.0 | https://gerrit.akraino.org/r/gitweb?p=iec.git;a=tree;f=src/type5_SmartNIC Chao Han |
DPDK | V20.11 | |
OVS | v2.14.1 | https://github.com/bytedance/ovs-dpdk this version is applied in R3 While in R4, we use the mellanox version which in the process of open source in the community. |
OVS-DPDK with VXLAN ENCAP/DECAP offload.
In R4, CT based OVS-DPDK offload
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The OVS code only supports offloading a subset of OpenFlow actions.
The evaluation OpenFlow ruleset for SmartNIC will only contain VXLAN decap/encap actions.
The states of connection tracking only cover several kinds generally used.
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