de5e5332be
* Reduce xoff size for in-flight packets of lossless traffic Signed-off-by: Wenda <wenni@microsoft.com> * Must explicitly specify min buffer size per queue to be zero Signed-off-by: Wenda <wenni@microsoft.com>
134 lines
4.1 KiB
Django/Jinja
134 lines
4.1 KiB
Django/Jinja
{# Default values which will be used if no actual configura available #}
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{% set default_cable = '300m' %}
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{% set default_speed = '100G' %}
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{% set default_ports_num = 32 -%}
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{# Port configuration to cable length look-up table #}
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{# Each record describes mapping of DUT (DUT port) role and neighbor role to cable length #}
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{# Roles described in the minigraph #}
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{% set ports2cable = {
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'torrouter_server' : '5m',
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'leafrouter_torrouter' : '40m',
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'spinerouter_leafrouter' : '300m'
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}
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%}
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{%- macro cable_length(port_name) -%}
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{%- set cable_len = [] -%}
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{%- for local_port in DEVICE_NEIGHBOR -%}
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{%- if local_port == port_name -%}
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{%- if DEVICE_NEIGHBOR_METADATA[DEVICE_NEIGHBOR[local_port].name] -%}
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{%- set neighbor = DEVICE_NEIGHBOR_METADATA[DEVICE_NEIGHBOR[local_port].name] -%}
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{%- set neighbor_role = neighbor.type -%}
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{%- set roles1 = switch_role + '_' + neighbor_role %}
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{%- set roles2 = neighbor_role + '_' + switch_role -%}
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{%- set roles1 = roles1 | lower -%}
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{%- set roles2 = roles2 | lower -%}
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{%- if roles1 in ports2cable -%}
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{%- if cable_len.append(ports2cable[roles1]) -%}{%- endif -%}
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{%- elif roles2 in ports2cable -%}
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{%- if cable_len.append(ports2cable[roles2]) -%}{%- endif -%}
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{%- endif -%}
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{%- endif -%}
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{%- endif -%}
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{%- endfor -%}
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{%- if cable_len -%}
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{{ cable_len.0 }}
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{%- else -%}
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{{ default_cable }}
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{%- endif -%}
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{% endmacro %}
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{%- if DEVICE_METADATA is defined %}
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{%- set switch_role = DEVICE_METADATA['localhost']['type'] %}
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{%- endif -%}
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{# Generate list of ports if not defined #}
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{% if PORT is not defined %}
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{% set PORT = [] %}
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{% for port_idx in range(0,default_ports_num) %}
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{% if PORT.append("Ethernet%d" % (port_idx*4)) %}{% endif %}
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{% endfor %}
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{% endif -%}
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{% set port_names_list = [] %}
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{% for port in PORT %}
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{%- if port_names_list.append(port) %}{% endif %}
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{% endfor %}
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{% set port_names = port_names_list | join(',') -%}
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{
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"CABLE_LENGTH": {
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"AZURE": {
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{% for port in PORT %}
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{% set cable = cable_length(port) -%}
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"{{ port }}": "{{ cable }}"{%- if not loop.last -%},{% endif %}
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{% endfor %}
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}
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},
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"BUFFER_POOL": {
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"ingress_lossless_pool": {
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"size": "7274496",
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"type": "ingress",
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"mode": "dynamic"
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},
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"ingress_lossy_pool": {
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"size": "5491712",
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"type": "ingress",
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"mode": "dynamic"
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},
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"egress_lossless_pool": {
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"size": "7274496",
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"type": "egress",
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"mode": "static"
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},
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"egress_lossy_pool": {
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"size": "5491712",
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"type": "egress",
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"mode": "dynamic"
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}
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},
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"BUFFER_PROFILE": {
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"ingress_lossless_profile": {
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"pool":"[BUFFER_POOL|ingress_lossless_pool]",
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"xon":"18432",
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"xoff":"40560",
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"size":"41808",
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"dynamic_th":"-3",
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"xon_offset":"2496"
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},
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"ingress_lossy_profile": {
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"pool":"[BUFFER_POOL|ingress_lossy_pool]",
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"size":"1518",
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"dynamic_th":"3"
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},
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"egress_lossless_profile": {
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"pool":"[BUFFER_POOL|egress_lossless_pool]",
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"size":"0",
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"static_th":"7274496"
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},
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"egress_lossy_profile": {
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"pool":"[BUFFER_POOL|egress_lossy_pool]",
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"size":"1518",
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"dynamic_th":"3"
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}
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},
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"BUFFER_PG": {
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"{{ port_names }}|3-4": {
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"profile" : "[BUFFER_PROFILE|ingress_lossless_profile]"
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},
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"{{ port_names }}|0-1": {
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"profile" : "[BUFFER_PROFILE|ingress_lossy_profile]"
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}
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},
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"BUFFER_QUEUE": {
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"{{ port_names }}|3-4": {
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"profile" : "[BUFFER_PROFILE|egress_lossless_profile]"
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},
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"{{ port_names }}|0-1": {
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"profile" : "[BUFFER_PROFILE|egress_lossy_profile]"
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}
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}
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}
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