diff --git a/src/backup/chunk_store.rs b/src/backup/chunk_store.rs
index 8fede8aa..e1da5a8a 100644
--- a/src/backup/chunk_store.rs
+++ b/src/backup/chunk_store.rs
@@ -295,7 +295,7 @@ impl ChunkStore {
         for (entry, percentage) in self.get_chunk_iterator()? {
             if last_percentage != percentage {
                 last_percentage = percentage;
-                worker.log(format!("{}%, processed {} chunks", percentage, chunk_count));
+                worker.log(format!("percentage done: phase2 {}% (processed {} chunks)", percentage, chunk_count));
             }
 
             worker.fail_on_abort()?;
diff --git a/src/backup/datastore.rs b/src/backup/datastore.rs
index 51274f99..42866e38 100644
--- a/src/backup/datastore.rs
+++ b/src/backup/datastore.rs
@@ -430,6 +430,12 @@ impl DataStore {
 
         let image_list = self.list_images()?;
 
+        let image_count = image_list.len();
+
+        let mut done = 0;
+
+        let mut last_percentage: usize = 0;
+
         for path in image_list {
 
             worker.fail_on_abort()?;
@@ -444,6 +450,14 @@ impl DataStore {
                     self.index_mark_used_chunks(index, &path, status, worker)?;
                 }
             }
+            done += 1;
+
+            let percentage = done*100/image_count;
+            if percentage > last_percentage {
+                worker.log(format!("percentage done: phase1 {}% ({} of {} index files)",
+                                   percentage, done, image_count));
+                last_percentage = percentage;
+            }
         }
 
         Ok(())