[Mellanox] Update SN5640 and SN5600 SKUs buffers to disable egress_mirroring#1947
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noaOrMlnx wants to merge 2 commits intoAzure:202412from
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[Mellanox] Update SN5640 and SN5600 SKUs buffers to disable egress_mirroring#1947noaOrMlnx wants to merge 2 commits intoAzure:202412from
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stephenxs
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Jan 21, 2026
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Why I did it
In order to enlarge buffers size for SPC4 & SPC5 SKUs, I disabled egress mirroring and updated calculations.
How I did it
Updated buffer_defaults_t0.j2, buffer_defaults_t1.j2 for SPC4, SPC5 specific SKUs.
How to verify it
take SDK dump and check 'Shared Buffers DB Dump'.
Which release branch to backport (provide reason below if selected)
Tested branch (Please provide the tested image version)
Description for the changelog
Link to config_db schema for YANG module changes
A picture of a cute animal (not mandatory but encouraged)