set NVIDIA_IMEX_CHANNELS for dlcluster slurm job only (NVIDIA#6234)

Signed-off-by: Yuanjing Xue <[email protected]>
Signed-off-by: Shreyas Misra <[email protected]>

Author: yuanjingx87

jenkins/L0_Test.groovy

@@ -261,7 +261,11 @@ def runLLMTestlistOnSlurm(pipeline, platform, testList, config=VANILLA_CONFIG, p
             }
 
             if (CloudManager.isNodeOnline(nodeName)) {
-                def dockerArgs = "--gpus ${gpuCount} --cap-add=SYS_ADMIN --ipc=host --security-opt seccomp=unconfined  -u root:root -v /home/scratch.trt_llm_data:/scratch.trt_llm_data:ro -v /tmp/ccache:${CCACHE_DIR}:rw -v /tmp/pipcache/http-v2:/root/.cache/pip/http-v2:rw --cap-add syslog -e NVIDIA_IMEX_CHANNELS=0"
+                def dockerArgs = "--gpus ${gpuCount} --cap-add=SYS_ADMIN --ipc=host --security-opt seccomp=unconfined  -u root:root -v /home/scratch.trt_llm_data:/scratch.trt_llm_data:ro -v /tmp/ccache:${CCACHE_DIR}:rw -v /tmp/pipcache/http-v2:/root/.cache/pip/http-v2:rw --cap-add syslog"
+
+                if (partition.clusterName == "dlcluster") {
+                    dockerArgs += " -e NVIDIA_IMEX_CHANNELS=0"
+                }
                 slurmRunner = runInDockerOnNodeMultiStage(LLM_DOCKER_IMAGE, nodeName, dockerArgs, false)
                 executeLLMTestOnSlurm(pipeline, platform, testList, config, perfMode, stageName, splitId, splits, skipInstallWheel, cpver, slurmRunner)
             } else {