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[202012] Update 7260 MMU and ECN settings (#11398)

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Signed-off-by: Neetha John <nejo@microsoft.com>

Why I did it
Improve throughput and latency for 7260 deployments

How I did it
Update the dynamic threshold to 0 and ECN settings as 2mb/10mb/5%

How to verify it
Updated unit tests to use the modified values for 7260 ecn settings.
This commit is contained in:
Neetha John 2022-07-12 08:46:44 -07:00 committed by GitHub
parent c6f9664b2e
commit 4de610af15
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 66 additions and 26 deletions
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18
device/common/profiles/th2/7260/BALANCED/pg_profile_lookup.ini
View File

@ -1,11 +1,11 @@
# PG lossless profiles.
# speed cable size xon xoff threshold xon_offset
100000 5m 1248 1248 54080 -3 2496
100000 40m 1248 1248 59696 -3 2496
100000 300m 1248 1248 101088 -3 2496
50000 5m 1248 1248 54080 -3 2496
50000 40m 1248 1248 59696 -3 2496
50000 300m 1248 1248 101088 -3 2496
40000 5m 1248 1248 29536 -3 2496
40000 40m 1248 1248 31616 -3 2496
40000 300m 1248 1248 48256 -3 2496
100000 5m 1248 1248 54080 0 2496
100000 40m 1248 1248 59696 0 2496
100000 300m 1248 1248 101088 0 2496
50000 5m 1248 1248 54080 0 2496
50000 40m 1248 1248 59696 0 2496
50000 300m 1248 1248 101088 0 2496
40000 5m 1248 1248 29536 0 2496
40000 40m 1248 1248 31616 0 2496
40000 300m 1248 1248 48256 0 2496

20
device/common/profiles/th2/7260/BALANCED/qos.json.j2
View File

@ -289,4 +289,24 @@
{%- endmacro %}
{% endif %}
{%- macro generate_wred_profiles() %}
"WRED_PROFILE": {
"AZURE_LOSSLESS" : {
"wred_green_enable" : "true",
"wred_yellow_enable" : "true",
"wred_red_enable" : "true",
"ecn" : "ecn_all",
"green_max_threshold" : "10000000",
"green_min_threshold" : "2000000",
"yellow_max_threshold" : "2097152",
"yellow_min_threshold" : "1048576",
"red_max_threshold" : "2097152",
"red_min_threshold" : "1048576",
"green_drop_probability" : "5",
"yellow_drop_probability": "5",
"red_drop_probability" : "5"
}
},
{%- endmacro %}
{%- include 'qos_config.j2' %}

18
device/common/profiles/th2/7260/RDMA-CENTRIC/pg_profile_lookup.ini
View File

@ -1,11 +1,11 @@
# PG lossless profiles.
# speed cable size xon xoff threshold xon_offset
100000 5m 1248 1248 54080 -3 2496
100000 40m 1248 1248 59696 -3 2496
100000 300m 1248 1248 101088 -3 2496
50000 5m 1248 1248 54080 -3 2496
50000 40m 1248 1248 59696 -3 2496
50000 300m 1248 1248 101088 -3 2496
40000 5m 1248 1248 29536 -3 2496
40000 40m 1248 1248 31616 -3 2496
40000 300m 1248 1248 48256 -3 2496
100000 5m 1248 1248 54080 0 2496
100000 40m 1248 1248 59696 0 2496
100000 300m 1248 1248 101088 0 2496
50000 5m 1248 1248 54080 0 2496
50000 40m 1248 1248 59696 0 2496
50000 300m 1248 1248 101088 0 2496
40000 5m 1248 1248 29536 0 2496
40000 40m 1248 1248 31616 0 2496
40000 300m 1248 1248 48256 0 2496

20
device/common/profiles/th2/7260/RDMA-CENTRIC/qos.json.j2
View File

@ -289,4 +289,24 @@
{%- endmacro %}
{% endif %}
{%- macro generate_wred_profiles() %}
"WRED_PROFILE": {
"AZURE_LOSSLESS" : {
"wred_green_enable" : "true",
"wred_yellow_enable" : "true",
"wred_red_enable" : "true",
"ecn" : "ecn_all",
"green_max_threshold" : "10000000",
"green_min_threshold" : "2000000",
"yellow_max_threshold" : "2097152",
"yellow_min_threshold" : "1048576",
"red_max_threshold" : "2097152",
"red_min_threshold" : "1048576",
"green_drop_probability" : "5",
"yellow_drop_probability": "5",
"red_drop_probability" : "5"
}
},
{%- endmacro %}
{%- include 'qos_config.j2' %}

4
src/sonic-config-engine/tests/sample_output/py3/qos-arista7260-dualtor-remap-disabled.json
View File

@ -636,8 +636,8 @@
"wred_yellow_enable" : "true",
"wred_red_enable" : "true",
"ecn" : "ecn_all",
"green_max_threshold" : "2097152",
"green_min_threshold" : "1048576",
"green_max_threshold" : "10000000",
"green_min_threshold" : "2000000",
"yellow_max_threshold" : "2097152",
"yellow_min_threshold" : "1048576",
"red_max_threshold" : "2097152",

4
src/sonic-config-engine/tests/sample_output/py3/qos-arista7260-dualtor.json
View File

@ -739,8 +739,8 @@
"wred_yellow_enable" : "true",
"wred_red_enable" : "true",
"ecn" : "ecn_all",
"green_max_threshold" : "2097152",
"green_min_threshold" : "1048576",
"green_max_threshold" : "10000000",
"green_min_threshold" : "2000000",
"yellow_max_threshold" : "2097152",
"yellow_min_threshold" : "1048576",
"red_max_threshold" : "2097152",

4
src/sonic-config-engine/tests/sample_output/py3/qos-arista7260-t1-remap-disabled.json
View File

@ -348,8 +348,8 @@
"wred_yellow_enable" : "true",
"wred_red_enable" : "true",
"ecn" : "ecn_all",
"green_max_threshold" : "2097152",
"green_min_threshold" : "1048576",
"green_max_threshold" : "10000000",
"green_min_threshold" : "2000000",
"yellow_max_threshold" : "2097152",
"yellow_min_threshold" : "1048576",
"red_max_threshold" : "2097152",

4
src/sonic-config-engine/tests/sample_output/py3/qos-arista7260-t1.json
View File

@ -348,8 +348,8 @@
"wred_yellow_enable" : "true",
"wred_red_enable" : "true",
"ecn" : "ecn_all",
"green_max_threshold" : "2097152",
"green_min_threshold" : "1048576",
"green_max_threshold" : "10000000",
"green_min_threshold" : "2000000",
"yellow_max_threshold" : "2097152",
"yellow_min_threshold" : "1048576",
"red_max_threshold" : "2097152",