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When running snappi tests on cross LC scenario, packet drops are observed.
Failed test cases: test_global_pause
snappi_tests/multidut/pfc/test_multidut_global_pause_with_snappi.py::test_global_pause[multidut_port_info0] -------------------------------- live log call --------------------------------- FAILED [100%] >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> traceback >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ...... exp_bg_flow_rx_pkts = bg_flow_config["flow_rate_percent"] / 100.0 * speed_gbps \ * 1e9 * bg_flow_config["flow_dur_sec"] / 8.0 / bg_flow_config["flow_pkt_size"] deviation = (rx_frames - exp_bg_flow_rx_pkts) / float(exp_bg_flow_rx_pkts) > pytest_assert(tx_frames == rx_frames, "{} should not have any dropped packet".format(metric.name)) E Failed: Background Flow Prio 1 should not have any dropped packet bg_flow_config = {'flow_delay_sec': 4, 'flow_dur_sec': 19, 'flow_name': 'Background Flow', 'flow_pkt_count': None, ...} deviation = -0.22155717614035086 exp_bg_flow_rx_pkts = 83496093.75 flow_metrics = <snappi.snappi.FlowMetricIter object at 0x7fa18a1bd580> metric = <snappi.snappi.FlowMetric object at 0x7fa18899a780> rx_frames = 64996935 snappi_extra_params = <tests.common.snappi_tests.snappi_test_params.SnappiTestParams object at 0x7fa188da3460> speed_gbps = 400 tolerance = 0.05 tx_frames = 81896551
FAILED
PASS
generic
Counters on ingress port. TX drop seen on backplane port. admin@xxxx-8800-lc4-1:~$ show interface count -d all | grep -E "256|BP640" Ethernet256 U 7,607,604,667 27512.09 MB/s 55.02% 0 1 0 214 2908.91 KB/s 0.01% 0 0 0 Ethernet-BP640 U 730,952 1328.96 KB/s 0.01% 0 99 0 6,884,207,638 23117.84 MB/s 92.47% 0 724,543,303 0 admin@xxxx-8800-lc4-1:~$ show interface count -d all | grep -E "256|BP640" Ethernet256 U 7,834,882,007 30227.30 MB/s 60.45% 0 1 0 215 2947.28 KB/s 0.01% 0 0 0 Ethernet-BP640 U 731,908 1329.18 KB/s 0.01% 0 99 0 7,075,999,864 25525.13 MB/s 102.10% 0 755,795,349 0 admin@svcstr2-8800-lc4-1:~$
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@rraghav-cisco can you look into this? Seems we need the udp flow change here too.
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Issue Description
When running snappi tests on cross LC scenario, packet drops are observed.
Failed test cases:
test_global_pause
Results you see
FAILED
Results you expected to see
PASS
Is it platform specific
generic
Relevant log output
Output of
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The text was updated successfully, but these errors were encountered: