feat: minor tune after offline testing

google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/ConnectionWorker.java

@@ -735,8 +735,8 @@ public Load getLoad() {
   public abstract static class Load {
     // Consider the load on this worker to be overwhelmed when above some percentage of
     // in-flight bytes or in-flight requests count.
-    private static double overwhelmedInflightCount = 0.5;
-    private static double overwhelmedInflightBytes = 0.6;
+    private static double overwhelmedInflightCount = 0.2;
+    private static double overwhelmedInflightBytes = 0.2;
 
     // Number of in-flight requests bytes in the worker.
     abstract long inFlightRequestsBytes();

google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/ConnectionWorkerPool.java

@@ -163,7 +163,7 @@ public abstract static class Settings {
     public static Builder builder() {
       return new AutoValue_ConnectionWorkerPool_Settings.Builder()
           .setMinConnectionsPerRegion(2)
-          .setMaxConnectionsPerRegion(10);
+          .setMaxConnectionsPerRegion(20);
     }
 
     /** Builder for the options to config {@link ConnectionWorkerPool}. */

google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/StreamWriter.java

@@ -213,15 +213,16 @@ private StreamWriter(Builder builder) throws IOException {
                   String fetchedLocation = writeStream.getLocation();
                   log.info(
                       String.format(
-                          "Fethed location %s for stream name %s", fetchedLocation, streamName));
+                          "Fethed location %s for stream name %s, extracted project and dataset name: %s\"",
+                          fetchedLocation, streamName, datasetAndProjectName));
                   return fetchedLocation;
                 });
         if (location.isEmpty()) {
           throw new IllegalStateException(
               String.format(
                   "The location is empty for both user passed in value and looked up value for "
-                      + "stream: %s",
-                  streamName));
+                      + "stream: %s, extracted project and dataset name: %s",
+                  streamName, datasetAndProjectName));
         }
       }
       this.location = location;

google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1/ConnectionWorkerPoolTest.java

@@ -68,6 +68,8 @@ public void setUp() throws Exception {
                 .setCredentialsProvider(NoCredentialsProvider.create())
                 .setTransportChannelProvider(serviceHelper.createChannelProvider())
                 .build());
+    ConnectionWorker.Load.setOverwhelmedCountsThreshold(0.5);
+    ConnectionWorker.Load.setOverwhelmedBytesThreshold(0.6);
   }
 
   @Test