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-rw-r--r--resources/libraries/robot/performance/performance_vars.robot13
1 files changed, 10 insertions, 3 deletions
diff --git a/resources/libraries/robot/performance/performance_vars.robot b/resources/libraries/robot/performance/performance_vars.robot
index 0721634f71..a0fa277e4c 100644
--- a/resources/libraries/robot/performance/performance_vars.robot
+++ b/resources/libraries/robot/performance/performance_vars.robot
@@ -1,4 +1,4 @@
-# Copyright (c) 2022 Cisco and/or its affiliates.
+# Copyright (c) 2023 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
@@ -404,6 +404,8 @@
| | ... | *Test variables set:*
| | ... | - jumbo - Jumbo boolean, true if jumbo packet support has to be
| | ... | enabled. Type: boolean
+| | ... | - recommended_mtu - Resonable value (with space for encap overhead)
+| | ... | according to jumbo. Type: int
| |
| | ... | *Example:*
| |
@@ -413,11 +415,14 @@
| | Set Numeric Frame Sizes
| | ${jumbo} = | Evaluate | ${max_frame_size} >= 1522
| | Set Test Variable | \${jumbo}
+| | ${recommended_mtu} = | Set Variable If | ${jumbo} | ${9200} | ${1800}
+| | Set Test Variable | \${recommended_mtu}
| Set Max Rate And Jumbo
| | [Documentation]
-| | ... | This keyword computes maximal unidirectional transmit rate
-| | ... | and jumbo boolean (some suites need that for configuration decisions).
+| | ... | This keyword computes maximal unidirectional transmit rate,
+| | ... | jumbo boolean (some suites need that for configuration decisions),
+| | ... | and recommended MTU value (depends on jumbo).
| | ... | To streamline suite autogeneration, both input and output values
| | ... | are communicated as test (or broader scope) variables,
| | ... | instead of explicit arguments and return values.
@@ -447,6 +452,8 @@
| | ... | Type: float
| | ... | - jumbo - Jumbo boolean, true if jumbo packet support has to be
| | ... | enabled. Type: boolean
+| | ... | - recommended_mtu - Resonable value (with space for encap overhead)
+| | ... | according to jumbo. Type: int
| | ... | - max_frame_size - Maximal frame size including overhead. Type: float
| | ... | - avg_directional_frame_size - Average frame size including overhead
| | ... | for the more loaded direction. Type: float