fix bug of file path

Signed-off-by: Yanxuan Liu <[email protected]>

Author: YanxuanLiu

examples/SQL+DF-Examples/micro-benchmarks/notebooks/micro-benchmarks-gpu.ipynb

@@ -79,7 +79,7 @@
     "pinnedPoolSize = os.getenv(\"PINNED_POOL_SIZE\", \"8g\")\n",
     "concurrentGpuTasks = os.getenv(\"CONCURRENT_GPU_TASKS\", \"4\")\n",
     "executorCores = int(os.getenv(\"EXECUTOR_CORES\", \"16\"))\n",
-    "eventlogDir = os.getenv(\"EVENTLOG_DIR\")\n",
+    "eventlogDir = \"file:\"+os.getenv(\"EVENTLOG_DIR\")\n",
     "gpuPerExecutor = 1/executorCores\n",
     "# Common spark settings\n",
     "conf = SparkConf()\n",
@@ -110,7 +110,7 @@
     "conf.set(\"spark.executor.extraClassPath\", RAPIDS_JAR)\n",
     "conf.set(\"spark.jars\", RAPIDS_JAR)\n",
     "conf.set(\"spark.eventLog.enabled\", \"true\")\n",
-    "# conf.set(\"spark.eventLog.dir\", eventlogDir)\n",
+    "conf.set(\"spark.eventLog.dir\", eventlogDir)\n",
     "# Create spark session\n",
     "spark = SparkSession.builder.config(conf=conf).getOrCreate()\n",
     "# Load dataframe and create tempView\n",