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| author |   Tomas Alexy <tomas.alexy@pantheon.tech> | 2021-03-25 15:15:17 +0100 |
|---|---|---|
| committer |   Vratko Polak <vrpolak@cisco.com> | 2021-03-26 13:31:11 +0000 |
| commit | 6bba7b0bef31a8993848f0dcf5e661e8ccf02ddd (patch) | |
| tree | 72d2211a65b0620112a669ce506ea9588dc1f943 /resources/libraries/python/Constants.py | |
| parent | cae574e901b04006d5c8060b747516503d0fdf0a (diff) | |
Parametrize T-Rex rx/tx descriptors count
Additional configuration can provide performance boosts when running in virtual environments
If set to 0, uses default DPDK value
By tuning this value it's also possible to run T-Rex 2.88 with ENA NICs on AWS
Signed-off-by: Tomas Alexy <tomas.alexy@pantheon.tech>
Change-Id: I43c86ea1d9aa854a1087f07fe544ac77a5b80397
Diffstat (limited to 'resources/libraries/python/Constants.py')
| -rw-r--r-- | resources/libraries/python/Constants.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/resources/libraries/python/Constants.py b/resources/libraries/python/Constants.py index c21c5b8cc5..8937e6cfc0 100644 --- a/resources/libraries/python/Constants.py +++ b/resources/libraries/python/Constants.py @@ -197,6 +197,11 @@ class Constants: # TRex number of cores TREX_CORE_COUNT = get_int_from_env(u"TREX_CORE_COUNT", 8) + # TRex set number of RX/TX descriptors + # Set to 0 to use default values + TREX_TX_DESCRIPTORS_COUNT = get_int_from_env(u"TREX_TX_DESCRIPTORS_COUNT", 0) + TREX_RX_DESCRIPTORS_COUNT = get_int_from_env(u"TREX_RX_DESCRIPTORS_COUNT", 0) + # Trex force start regardless ports state TREX_SEND_FORCE = get_pessimistic_bool_from_env(u"TREX_SEND_FORCE") |