[Mellanox] Update buffer calculations for Mellanox-SN5600-C224O8 SKU (#…

…20992) - Why I did it Update buffer calculations for Mellanox-SN5600-C224O8 HwSKU. - How I did it Update the lossless pull size - How to verify it Run sonic-mgmt QoS test
sonic-net · Dec 12, 2024 · 5614f51 · 5614f51
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diff --git a/device/mellanox/x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C224O8/buffers_defaults_t0.j2 b/device/mellanox/x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C224O8/buffers_defaults_t0.j2
@@ -16,10 +16,10 @@
     limitations under the License.
 #}
 {% set default_cable = '40m' %}
-{% set ingress_lossless_pool_size =  '113722268' %}
-{% set ingress_lossless_pool_xoff =  '19062784' %}
+{% set ingress_lossless_pool_size =  '144188416' %}
+{% set ingress_lossless_pool_xoff =  '1024' %}
 {% set egress_lossless_pool_size =  '158229504' %}
-{% set egress_lossy_pool_size =  '113722268' %}
+{% set egress_lossy_pool_size =  '144188416' %}
 
 {% import 'buffers_defaults_objects.j2' as defs with context %}
 

diff --git a/device/mellanox/x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C224O8/buffers_defaults_t1.j2 b/device/mellanox/x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C224O8/buffers_defaults_t1.j2
@@ -16,10 +16,10 @@
     limitations under the License.
 #}
 {% set default_cable = '250m' %}
-{% set ingress_lossless_pool_size =  '113722368' %}
-{% set ingress_lossless_pool_xoff =  '19062784' %}
+{% set ingress_lossless_pool_size =  '144188416' %}
+{% set ingress_lossless_pool_xoff =  '1024' %}
 {% set egress_lossless_pool_size =  '158229504' %}
-{% set egress_lossy_pool_size =  '113722368' %}
+{% set egress_lossy_pool_size =  '144188416' %}
 
 {%-set ports2cable = {
             'torrouter_server'       : '40m',