@@ -14,7 +14,8 @@ popd
 git clone https://github.com/grpc/grpc.git
 
 grpc/tools/run_tests/helper_scripts/prep_xds.sh
-python3 grpc/tools/run_tests/run_xds_tests.py \
+JAVA_OPTS=-Djava.util.logging.config.file=grpc-java/buildscripts/xds_logging.properties \
+  python3 grpc/tools/run_tests/run_xds_tests.py \
     --test_case=all \
     --project_id=grpc-testing \
     --gcp_suffix=$(date '+%s') \
 
@@ -0,0 +1,5 @@
+handlers=java.util.logging.ConsoleHandler
+io.grpc.ChannelLogger.level=FINEST
+io.grpc.xds.level=FINEST
+java.util.logging.ConsoleHandler.level=FINEST
+java.util.logging.ConsoleHandler.formatter=java.util.logging.SimpleFormatter
@@ -223,7 +223,7 @@ public void onMessage(SimpleResponse response) {
 
               @Override
               public void onClose(Status status, Metadata trailers) {
-                if (!status.isOk()) {
+                if (printResponse && !status.isOk()) {
                   logger.log(Level.WARNING, "Greeting RPC failed with status {0}", status);
                 }
                 for (XdsStatsWatcher watcher : savedWatchers) {
Original file line number	Diff line number	Diff line change
`@@ -223,7 +223,7 @@ public void onMessage(SimpleResponse response) {`
`223`	`223`
`224`	`224`	`@Override`
`225`	`225`	`public void onClose(Status status, Metadata trailers) {`
`226`		`- if (!status.isOk()) {`
	`226`	`+ if (printResponse && !status.isOk()) {`
`227`	`227`	`logger.log(Level.WARNING, "Greeting RPC failed with status {0}", status);`
`228`	`228`	`}`
`229`	`229`	`for (XdsStatsWatcher watcher : savedWatchers) {`