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- Log ----------------------------------------------------------------- commit 29c7a054f7151d33795a0d8d7df5594bf4fddb55 Author: Matias Elo matias.elo@nokia.com Date: Tue Sep 26 11:28:01 2017 -0700

test: l2fwd script: run generator on a single core

Run packet generator on a single core to minimize the penalty from running generator and l2fwd applications on overlapping cores (both use odp_cpumask_default_worker()). On a generic server this change increases packet rate by ~40X.

Fixes https://bugs.linaro.org/show_bug.cgi?id=2407

Signed-off-by: Matias Elo matias.elo@nokia.com Reviewed-by: Bill Fischofer bill.fischofer@linaro.org Signed-off-by: Maxim Uvarov maxim.uvarov@linaro.org

diff --git a/test/performance/odp_l2fwd_run.sh b/test/performance/odp_l2fwd_run.sh index 3bb00e32..0cb293dc 100755 --- a/test/performance/odp_l2fwd_run.sh +++ b/test/performance/odp_l2fwd_run.sh @@ -67,12 +67,10 @@ run_l2fwd() exit 1 fi

- # Max 4 workers - # @todo: ensure that generator and l2fwd workers are not allocated to - # the same CPUs + # Run generator with one worker (odp_generator${EXEEXT} --interval $FLOOD_MODE -I $IF0 \ --srcip 192.168.0.1 --dstip 192.168.0.2 \ - -m u -w 4 2>&1 > /dev/null) \ + -m u -w 1 2>&1 > /dev/null) \ 2>&1 > /dev/null &

GEN_PID=$!

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Summary of changes: test/performance/odp_l2fwd_run.sh | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)

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