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test: Deflake L0_socket reuse-port request distribution check #9001

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test: Deflake L0_socket reuse-port request distribution check #9001

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test: Deflake L0_socket reuse-port request distribution check
nv-rinig Oct 8, 2026
baafb94
Merge branch 'main' into devin/1791417768-l0-socket-reuseport-flake
yinggeh Oct 22, 2026
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39 changes: 29 additions & 10 deletions qa/L0_socket/test.sh
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
#!/bin/bash
# Copyright 2019-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# Copyright 2019-2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
Expand Down Expand Up @@ -387,22 +387,41 @@ for p in http grpc; do
CLIENT_PY=../clients/simple_grpc_infer_client.py
fi

pids=()
for i in {0..10}; do
python3 $CLIENT_PY >> $CLIENT_LOG 2>&1 &
pids+=" $!"
# The kernel assigns each new connection to one of the SO_REUSEPORT
# listeners by hashing the client address/port, so a single batch of
# clients can miss a server by chance. Keep sending batches until every
# server has served a request, up to MAX_CLIENT_ROUNDS.
MAX_CLIENT_ROUNDS=10
for round in $(seq 1 $MAX_CLIENT_ROUNDS); do
pids=()
for i in {0..10}; do
python3 $CLIENT_PY >> $CLIENT_LOG 2>&1 &
pids+=($!)
done
for pid in "${pids[@]}"; do
wait $pid || { echo -e "\n***\n*** Python ${p} Async Infer Test Failed\n***"; cat $CLIENT_LOG; RET=1; }
done

server0_request_count=`curl -s localhost:8002/metrics | awk '/nv_inference_request_success{/ {print $2}'`
server1_request_count=`curl -s localhost:8003/metrics | awk '/nv_inference_request_success{/ {print $2}'`
server2_request_count=`curl -s 127.0.0.2:8004/metrics | awk '/nv_inference_request_success{/ {print $2}'`
server0_request_count=${server0_request_count:-0}
server1_request_count=${server1_request_count:-0}
server2_request_count=${server2_request_count:-0}
echo "${p} round ${round}: server0=${server0_request_count} server1=${server1_request_count} server2=${server2_request_count}"
if [ ${server0_request_count%.*} -gt 0 ] && \
[ ${server1_request_count%.*} -gt 0 ] && \
[ ${server2_request_count%.*} -gt 0 ]; then
break
fi
done
wait $pids || { echo -e "\n***\n*** Python ${p} Async Infer Test Failed\n***"; cat $CLIENT_LOG; RET=1; }

set -e

server0_request_count=`curl -s localhost:8002/metrics | awk '/nv_inference_request_success{/ {print $2}'`
server1_request_count=`curl -s localhost:8003/metrics | awk '/nv_inference_request_success{/ {print $2}'`
server2_request_count=`curl -s 127.0.0.2:8004/metrics | awk '/nv_inference_request_success{/ {print $2}'`
if [ ${server0_request_count%.*} -eq 0 ] || \
[ ${server1_request_count%.*} -eq 0 ] || \
[ ${server2_request_count%.*} -eq 0 ]; then
echo -e "\n***\n*** Failed: ${p} requests are not distributed among all servers.\n***"
echo -e "\n***\n*** Failed: ${p} requests are not distributed among all servers after ${MAX_CLIENT_ROUNDS} rounds.\n***"
RET=1
fi
kill_servers
Expand Down
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