diff --git a/app/assets/javascripts/admin/views/admin-backups-logs.js.es6 b/app/assets/javascripts/admin/views/admin-backups-logs.js.es6
index 49d24732e..a7c2af453 100644
--- a/app/assets/javascripts/admin/views/admin-backups-logs.js.es6
+++ b/app/assets/javascripts/admin/views/admin-backups-logs.js.es6
@@ -9,7 +9,7 @@ export default Discourse.View.extend({
     this.setProperties({ formattedLogs: "", index: 0 });
   },
 
-  _updateFormattedLogs: function() {
+  _updateFormattedLogs: Discourse.debounce(function() {
     var logs = this.get("controller.model");
     if (logs.length === 0) {
       this._reset(); // reset the cached logs whenever the model is reset
@@ -17,7 +17,7 @@ export default Discourse.View.extend({
       // do the log formatting only once for HELLish performance
       var formattedLogs = this.get("formattedLogs");
       for (var i = this.get("index"), length = logs.length; i < length; i++) {
-        var date = moment(logs[i].get("timestamp")).format("YYYY-MM-DD HH:mm:ss"),
+        var date = logs[i].get("timestamp"),
             message = Handlebars.Utils.escapeExpression(logs[i].get("message"));
         formattedLogs += "[" + date + "] " + message + "\n";
       }
@@ -26,7 +26,7 @@ export default Discourse.View.extend({
       // force rerender
       this.rerender();
     }
-  }.observes("controller.model.@each"),
+  }, 150).observes("controller.model.@each"),
 
   render: function(buffer) {
     var formattedLogs = this.get("formattedLogs");
diff --git a/lib/backup_restore/backuper.rb b/lib/backup_restore/backuper.rb
index b0bfb6822..3c0ddaf7d 100644
--- a/lib/backup_restore/backuper.rb
+++ b/lib/backup_restore/backuper.rb
@@ -327,19 +327,20 @@ module BackupRestore
     end
 
     def log(message)
+      timestamp = Time.now.strftime("%Y-%m-%d %H:%M:%S")
       puts(message) rescue nil
-      publish_log(message) rescue nil
-      save_log(message)
+      publish_log(message, timestamp) rescue nil
+      save_log(message, timestamp)
     end
 
-    def publish_log(message)
+    def publish_log(message, timestamp)
       return unless @publish_to_message_bus
-      data = { timestamp: Time.now, operation: "backup", message: message }
+      data = { timestamp: timestamp, operation: "backup", message: message }
       MessageBus.publish(BackupRestore::LOGS_CHANNEL, data, user_ids: [@user_id])
     end
 
-    def save_log(message)
-      @logs << "[#{Time.now}] #{message}"
+    def save_log(message, timestamp)
+      @logs << "[#{timestamp}] #{message}"
     end
 
   end
diff --git a/lib/backup_restore/restorer.rb b/lib/backup_restore/restorer.rb
index a05940633..719339861 100644
--- a/lib/backup_restore/restorer.rb
+++ b/lib/backup_restore/restorer.rb
@@ -339,19 +339,20 @@ module BackupRestore
     end
 
     def log(message)
+      timestamp = Time.now.strftime("%Y-%m-%d %H:%M:%S")
       puts(message) rescue nil
-      publish_log(message) rescue nil
-      save_log(message)
+      publish_log(message, timestamp) rescue nil
+      save_log(message, timestamp)
     end
 
-    def publish_log(message)
+    def publish_log(message, timestamp)
       return unless @publish_to_message_bus
-      data = { timestamp: Time.now, operation: "restore", message: message }
+      data = { timestamp: timestamp, operation: "restore", message: message }
       MessageBus.publish(BackupRestore::LOGS_CHANNEL, data, user_ids: [@user_id])
     end
 
-    def save_log(message)
-      @logs << "[#{Time.now}] #{message}"
+    def save_log(message, timestamp)
+      @logs << "[#{timestamp}] #{message}"
     end
 
   end