fix plt perf, test=model

Author: Zeref996

framework/e2e/PaddleLT_new/start_perf_a100.sh

@@ -56,7 +56,7 @@ docker exec -e "PLT_DEVICE_ID=${PLT_DEVICE_ID}" \
 ldconfig;
 ps aux | grep python | awk '{print $2}' | xargs kill -9
 
-rm -rf PaddleTest
+rm -rf PaddleTest && rm -rf PaddleTest.tar.gz
 wget -q https://xly-devops.bj.bcebos.com/PaddleTest/PaddleTest.tar.gz --no-proxy && tar -xzf PaddleTest.tar.gz
 
 cd /workspace/PaddleTest/framework/e2e/PaddleLT_new/