diff --git a/src/storage/gcs.js b/src/storage/gcs.js
index 1ed72cf6f..8151de7f1 100644
--- a/src/storage/gcs.js
+++ b/src/storage/gcs.js
@@ -143,7 +143,7 @@ function copy(apiConfig, oldFilePath, newFilePath) {
     assert.strictEqual(typeof oldFilePath, 'string');
     assert.strictEqual(typeof newFilePath, 'string');
 
-    var events = new EventEmitter(), retryCount = 0;
+    var events = new EventEmitter();
 
     function copyFile(entry, iteratorCallback) {
         var relativePath = path.relative(oldFilePath, entry.fullPath);
@@ -156,19 +156,15 @@ function copy(apiConfig, oldFilePath, newFilePath) {
 
             iteratorCallback(null);
         });
-
-        events.emit('progress', `Copying ${relativePath}...`);
     }
 
-    const batchSize = -1;
-    var total = 0, concurrency = 4;
+    const batchSize = 1000, concurrency = 10;
+    var total = 0;
 
     listDir(apiConfig, oldFilePath, batchSize, function (entries, done) {
         total += entries.length;
 
-        if (retryCount === 0) concurrency = Math.min(concurrency + 1, 10); else concurrency = Math.max(concurrency - 1, 5);
-        events.emit('progress', `${retryCount} errors. concurrency set to ${concurrency}`);
-        retryCount = 0;
+        events.emit('progress', `Copying ${entries.length} files from ${entries[0].fullPath} to ${entries[entries.length-1].fullPath}. total: ${total}`);
 
         async.eachLimit(entries, concurrency, copyFile, done);
     }, function (error) {
@@ -197,17 +193,15 @@ function removeDir(apiConfig, pathPrefix) {
     assert.strictEqual(typeof apiConfig, 'object');
     assert.strictEqual(typeof pathPrefix, 'string');
 
-    var events = new EventEmitter(), retryCount = 0;
+    var events = new EventEmitter();
 
-    const batchSize = 1;
-    var total = 0, concurrency = 4;
+    const batchSize = 1000, concurrency = 10; // https://googleapis.dev/nodejs/storage/latest/Bucket.html#deleteFiles
+    var total = 0;
 
     listDir(apiConfig, pathPrefix, batchSize, function (entries, done) {
         total += entries.length;
 
-        if (retryCount === 0) concurrency = Math.min(concurrency + 1, 10); else concurrency = Math.max(concurrency - 1, 5);
-        events.emit('progress', `${retryCount} errors. concurrency set to ${concurrency}`);
-        retryCount = 0;
+        events.emit('progress', `Removing ${entries.length} files from ${entries[0].fullPath} to ${entries[entries.length-1].fullPath}. total: ${total}`);
 
         async.eachLimit(entries, concurrency, function (entry, iteratorCallback) {
             remove(apiConfig, entry.fullPath, iteratorCallback);