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[DO NOT MERGE] Benchmarking NIXL TCP vs RDMA #855

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[DO NOT MERGE] Benchmarking NIXL TCP vs RDMA #855

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c0a9075
nixl benchmarking
AndyDai-nv Oct 2, 2025
ff6ee79
update RDMA vars
AndyDai-nv Oct 2, 2025
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22 changes: 13 additions & 9 deletions .gitlab/test_nixlbench.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -65,11 +65,6 @@ run_nixlbench() {
./bin/nixlbench --etcd-endpoints ${NIXL_ETCD_ENDPOINTS} --initiator_seg_type DRAM --target_seg_type DRAM --filepath /tmp --total_buffer_size 80000000 --start_block_size 4096 --max_block_size 16384 --start_batch_size 1 --max_batch_size 4 $args
}

run_nixlbench_one_worker() {
benchmark_group=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
args="$@"
run_nixlbench --benchmark_group $benchmark_group $args
}

run_nixlbench_two_workers() {
benchmark_group=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
Expand All @@ -81,9 +76,18 @@ run_nixlbench_two_workers() {
wait $pid
}

run_nixlbench_two_workers --backend UCX --op_type READ
run_nixlbench_two_workers --backend UCX --op_type WRITE
run_nixlbench_one_worker --backend POSIX --op_type READ
run_nixlbench_one_worker --backend POSIX --op_type WRITE
run_nixlbench_two_workers_with_ucx_tls() {
ucx_tls_value="$1"
shift
args="$@"
echo "==== Running nixlbench with UCX_TLS=$ucx_tls_value ===="
export UCX_TLS="$ucx_tls_value"
echo "UCX_TLS is now set to: $UCX_TLS"
run_nixlbench_two_workers $args
unset UCX_TLS
}

run_nixlbench_two_workers_with_ucx_tls "tcp" --backend UCX --op_type READ
run_nixlbench_two_workers_with_ucx_tls "rc_x,rc" --backend UCX --op_type READ

pkill etcd