Update buffers with using 300m cable as a max possible length

Signed-off-by: Andriy Yurkiv <ayurkiv@nvidia.com>
ayurkiv-nvda · Jul 24, 2024 · 44bae81 · 44bae81
1 parent 38fdd77
commit 44bae81
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Showing 4 changed files with 18 additions and 18 deletions.
diff --git a/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-O32/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-O32/buffers_defaults_t0.j2
@@ -12,10 +12,10 @@
     limitations under the License.
 #}
 {% set default_cable = '5m' %}
-{% set ingress_lossless_pool_size =  '52879360' %}
-{% set ingress_lossless_pool_xoff  =  '2334720' %}
+{% set ingress_lossless_pool_size = '51806208' %}
+{% set ingress_lossless_pool_xoff  = '3407872' %}
 {% set egress_lossless_pool_size =  '60817392' %}
-{% set egress_lossy_pool_size =  '52879360' %}
+{% set egress_lossy_pool_size =  '51806208' %}
 
 {% import 'buffers_defaults_objects.j2' as defs with context %}
 

diff --git a/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-O32/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-O32/buffers_defaults_t1.j2
@@ -12,10 +12,10 @@
     limitations under the License.
 #}
 {% set default_cable = '40m' %}
-{% set ingress_lossless_pool_size =  '48750592' %}
-{% set ingress_lossless_pool_xoff  =  '6463488' %}
+{% set ingress_lossless_pool_size =  '45531136' %}
+{% set ingress_lossless_pool_xoff  =  '9682944' %}
 {% set egress_lossless_pool_size =  '60817392' %}
-{% set egress_lossy_pool_size =  '48750592' %}
+{% set egress_lossy_pool_size =  '45531136' %}
 
 
 {% import 'buffers_defaults_objects.j2' as defs with context %}

diff --git a/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-V64/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-V64/buffers_defaults_t0.j2
@@ -15,15 +15,15 @@
 #}
 {% set default_cable = '5m' %}
 {%- if ((SYSTEM_DEFAULTS is defined) and ('tunnel_qos_remap' in SYSTEM_DEFAULTS) and (SYSTEM_DEFAULTS['tunnel_qos_remap']['status'] == 'enabled')) -%}
-{% set ingress_lossless_pool_size =  '49651712' %}
-{% set ingress_lossless_pool_xoff  =  '3375104' %}
+{% set ingress_lossless_pool_size =  '47448064' %}
+{% set ingress_lossless_pool_xoff  =  '5537792' %}
 {% set egress_lossless_pool_size =  '60817392' %}
-{% set egress_lossy_pool_size =  '49651712' %}
+{% set egress_lossy_pool_size =  '47448064' %}
 {%- else -%}
-{% set ingress_lossless_pool_size =  '51052544' %}
-{% set ingress_lossless_pool_xoff  =  '2555904' %}
+{% set ingress_lossless_pool_size =  '49971200' %}
+{% set ingress_lossless_pool_xoff  =  '3637248' %}
 {% set egress_lossless_pool_size =  '60817392' %}
-{% set egress_lossy_pool_size =  '51052544' %}
+{% set egress_lossy_pool_size =  '49971200' %}
 {%- endif -%}
 
 {% import 'buffers_defaults_objects.j2' as defs with context %}

diff --git a/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-V64/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-V64/buffers_defaults_t1.j2
@@ -16,15 +16,15 @@
 
 {% set default_cable = '40m' %}
 {%- if ((SYSTEM_DEFAULTS is defined) and ('tunnel_qos_remap' in SYSTEM_DEFAULTS) and (SYSTEM_DEFAULTS['tunnel_qos_remap']['status'] == 'enabled')) -%}
-{% set ingress_lossless_pool_size =  '38273024' %}
-{% set ingress_lossless_pool_xoff  =  '13467648' %}
+{% set ingress_lossless_pool_size =  '31784960' %}
+{% set ingress_lossless_pool_xoff  =  '19955712' %}
 {% set egress_lossless_pool_size =  '60817392' %}
-{% set egress_lossy_pool_size =  '38273024' %}
+{% set egress_lossy_pool_size =  '31784960' %}
 {%- else -%}
-{% set ingress_lossless_pool_size =  '42598400' %}
-{% set ingress_lossless_pool_xoff  =  '11010048' %}
+{% set ingress_lossless_pool_size =  '39354368' %}
+{% set ingress_lossless_pool_xoff  =  '14254080' %}
 {% set egress_lossless_pool_size =  '60817392' %}
-{% set egress_lossy_pool_size =  '42598400' %}
+{% set egress_lossy_pool_size =  '39354368' %}
 {%- endif -%}