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DPDK: Bonding driver does not receive all packets in 8023ad mode (LACP) #686

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AltraMayor opened this issue Apr 29, 2024 · 0 comments
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bug workaround available A temporary solution has been found

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AltraMayor commented Apr 29, 2024

The bonding driver does not receive all packets in 8023ad mode (LACP) when it has two or more members. This bug happens because the bonding driver does not add the bond's MAC address to the members, so only the member whose MAC address is the same as the bond receives packets. I filed a bug report upstream; see the bug report for more information.

Until the bug is fixed upstream, Gatekeeper will obtain the bond's MAC address after adding all members, and adding this MAC address to all members with rte_eth_dev_mac_addr_add(). Although unlikely, it's possible that a member does not support rte_eth_dev_mac_addr_add(), and Gatekeeper will not start.

@AltraMayor AltraMayor added bug workaround available A temporary solution has been found labels Apr 29, 2024
@AltraMayor AltraMayor added this to the DPDK coordination milestone Apr 29, 2024
AltraMayor added a commit that referenced this issue May 8, 2024
This commit implements the workaround discussed in issue #686.
AltraMayor added a commit that referenced this issue May 13, 2024
This commit implements the workaround discussed in issue #686.
AltraMayor added a commit that referenced this issue May 21, 2024
This commit implements the workaround discussed in issue #686.
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