update getting-started-gcp.md with new image names

The `preview-ubuntu` image now points to a Dataproc 2.0 preview image, which does not contain Anaconda. The command line in the current getting started guide will thus fail.
NVIDIA · Oct 1, 2020 · b5eccbc · b5eccbc
1 parent 1e1c4ca
commit b5eccbc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/get-started/getting-started-gcp.md b/docs/get-started/getting-started-gcp.md
@@ -43,7 +43,7 @@ The script below will initialize with the following:
 
 gcloud dataproc clusters create $CLUSTER_NAME  \
     --region $REGION \
-    --image-version=preview-ubuntu \
+    --image-version=1.5-ubuntu18 \
     --master-machine-type n1-standard-16 \
     --num-workers $NUM_WORKERS \
     --worker-accelerator type=nvidia-tesla-t4,count=$NUM_GPUS \