[action] [PR:19681] [Mellanox]Adding SKU Mellanox-SN4700-O32 and Mellanox-SN4700-V64 (#19681) #19822
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…nic-net#19681) A new SKUs for MSN4700 Platform: Mellanox-SN4700-O32 and Mellanox-SN4700-V64 Requirements for Mellanox-SN4700-O32: 8 x 400Gbps uplink to T2 switch (O13 to O20) 24 x 400Gbps downlinks to T0 switch (O1-O12, O21-O32) Breakout mode No breakout mode. All ports working in 400Gb mode. . FEC mode: RS Type of transceiver: 400Gb Optical. warm boot should be supported “No for T1 role” VxLAN source port range set N/A Static Policy Based Hashing supported N/A Cable length “T0-T1 40m default, 300m max; T1-T2 2000m” Tradition buffer model is must “Yes” Shared headroom should be supported “Yes” Over-subscription ratio: “2”. Requirements for Mellanox-SN4700-V64 16 x 200Gbps uplink to T1 switch (V-25&V26 to V-39&40) 48 x 200Gbps downlinks to servers (Left panel downlink ports: V-1&2 to V-23&24; Right panel downlink ports: V-41&42 to V-63&64) Breakout mode split from 400Gbps ports (2x200) FEC mode: RS Type of transceiver: 200Gb AOC between T0 and T1; 200Gb DAC between T0 and host. warm boot should be supported “Yes for T0 role” VxLAN source port range set N/A Static Policy Based Hashing supported N/A Cable length “T0-T1 40m default, 300m max, T0-Server 5m” Tradition buffer model is must “Yes” Shared headroom should be supported “Yes” Over-subscription ratio: “2”. Additional Details: QoS configs for Mellanox-SN4700-V64 updated in order to fulfill Dual-ToR buffer (+DSCP remapping) requirements Support for independent module added for both SKUs, so Auto-negotiation changed to NO Signed-off-by: Andriy Yurkiv <ayurkiv@nvidia.com>
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Original PR: #19681 |
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Commenter does not have sufficient privileges for PR 19822 in repo sonic-net/sonic-buildimage |
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PR check are failing because of broken soft links to file It causes error during build: Link is broken because following PR wasn't cherry-picked to 202311 |
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@ayurkiv-nvda Can you check the comments in PR #19312 ? Is #19312 required or not ? |
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PR check are failing because of broken soft links to file Need to use another PR for merge V64 and O32 to 202311: #20002 |
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A new SKUs for MSN4700 Platform: Mellanox-SN4700-O32 and Mellanox-SN4700-V64
Requirements for Mellanox-SN4700-O32:
8 x 400Gbps uplink to T2 switch (O13 to O20)
24 x 400Gbps downlinks to T0 switch (O1-O12, O21-O32)
Breakout mode No breakout mode. All ports working in 400Gb mode. .
FEC mode: RS
Type of transceiver: 400Gb Optical.
warm boot should be supported “No for T1 role”
VxLAN source port range set N/A
Static Policy Based Hashing supported N/A
Cable length “T0-T1 40m default, 300m max; T1-T2 2000m”
Tradition buffer model is must “Yes”
Shared headroom should be supported “Yes”
Over-subscription ratio: “2”.
Requirements for Mellanox-SN4700-V64
16 x 200Gbps uplink to T1 switch (V-25&V26 to V-39&40)
48 x 200Gbps downlinks to servers (Left panel downlink ports: V-1&2 to V-23&24; Right panel downlink ports: V-41&42 to V-63&64)
Breakout mode split from 400Gbps ports (2x200)
FEC mode: RS
Type of transceiver: 200Gb AOC between T0 and T1; 200Gb DAC between T0 and host.
warm boot should be supported “Yes for T0 role”
VxLAN source port range set N/A
Static Policy Based Hashing supported N/A
Cable length “T0-T1 40m default, 300m max, T0-Server 5m”
Tradition buffer model is must “Yes”
Shared headroom should be supported “Yes”
Over-subscription ratio: “2”.
Additional Details:
QoS configs for Mellanox-SN4700-V64 updated in order to fulfill Dual-ToR buffer (+DSCP remapping) requirements
Support for independent module added for both SKUs, so Auto-negotiation changed to NO
Signed-off-by: Andriy Yurkiv ayurkiv@nvidia.com