[dts][PATCH V1] tests/pvp_multi_paths_*: modify pktgen options parameter

[Wei Ling]

Modify pktgen options parameter `trans_options = {"delay": 5, "duration": 30}`
to get stable throughput value. 

Signed-off-by: Wei Ling <weix.ling at intel.com>
---
 tests/TestSuite_pvp_multi_paths_performance.py               | 5 ++++-
 ...estSuite_pvp_multi_paths_vhost_single_core_performance.py | 5 ++++-
 ...stSuite_pvp_multi_paths_virtio_single_core_performance.py | 4 ++--
 3 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/tests/TestSuite_pvp_multi_paths_performance.py b/tests/TestSuite_pvp_multi_paths_performance.py
index 99bfbf1f..6f80cb84 100644
--- a/tests/TestSuite_pvp_multi_paths_performance.py
+++ b/tests/TestSuite_pvp_multi_paths_performance.py
@@ -104,7 +104,10 @@ class TestPVPMultiPathPerformance(TestCase):
             streams = self.pktgen_helper.prepare_stream_from_tginput(
                 tgen_input, 100, None, self.tester.pktgen
             )
-            _, pps = self.tester.pktgen.measure_throughput(stream_ids=streams)
+            trans_options = {"delay": 5, "duration": 30}
+            _, pps = self.tester.pktgen.measure_throughput(
+                stream_ids=streams, options=trans_options
+            )
             Mpps = pps / 1000000.0
             self.throughput[frame_size][self.nb_desc] = Mpps
             linerate = (
diff --git a/tests/TestSuite_pvp_multi_paths_vhost_single_core_performance.py b/tests/TestSuite_pvp_multi_paths_vhost_single_core_performance.py
index b3bcc4cb..c0f56ad2 100644
--- a/tests/TestSuite_pvp_multi_paths_vhost_single_core_performance.py
+++ b/tests/TestSuite_pvp_multi_paths_vhost_single_core_performance.py
@@ -103,7 +103,10 @@ class TestPVPMultiPathVhostPerformance(TestCase):
             streams = self.pktgen_helper.prepare_stream_from_tginput(
                 tgen_input, 100, None, self.tester.pktgen
             )
-            _, pps = self.tester.pktgen.measure_throughput(stream_ids=streams)
+            trans_options = {"delay": 5, "duration": 30}
+            _, pps = self.tester.pktgen.measure_throughput(
+                stream_ids=streams, options=trans_options
+            )
             Mpps = pps / 1000000.0
             linerate = (
                 Mpps
diff --git a/tests/TestSuite_pvp_multi_paths_virtio_single_core_performance.py b/tests/TestSuite_pvp_multi_paths_virtio_single_core_performance.py
index 6972f569..f0c53336 100644
--- a/tests/TestSuite_pvp_multi_paths_virtio_single_core_performance.py
+++ b/tests/TestSuite_pvp_multi_paths_virtio_single_core_performance.py
@@ -105,9 +105,9 @@ class TestPVPMultiPathVirtioPerformance(TestCase):
                 tgen_input, 100, None, self.tester.pktgen
             )
             # set traffic option
-            traffic_opt = {"delay": 5}
+            trans_options = {"delay": 5, "duration": 30}
             _, pps = self.tester.pktgen.measure_throughput(
-                stream_ids=streams, options=traffic_opt
+                stream_ids=streams, options=trans_options
             )
             Mpps = pps / 1000000.0
             linerate = (
-- 
2.25.1