diff --git a/admin.php b/admin.php
--- a/admin.php
+++ b/admin.php
@@ -126,8 +126,10 @@ require_once('inc/admin.inc');
     echo "</select>";
   }
 
-  function getNumSaved(){
-    return file_get_contents("saved_schedules/lastid");
+  function getMaxSaved()
+  {
+    $schedule_store = schedule_store_init();
+    return schedule_store_getmaxid($schedule_store);
   }
 
 ?>
@@ -169,7 +171,7 @@ require_once('inc/admin.inc');
 </ul>
 
 <h3>Purge</h3>
-<p>The saved schedule fs-db currently contains <?php echo getNumSaved(); ?> schedules.</p>
+    <p>The highest saved_schedule id is <a href="<?php $max_saved = getMaxSaved(); echo Schedule::url($max_saved); ?>"><?php echo $max_saved;?></a>.</p>
 <ul>
   <li><a href="admin.php?purge">Purge Entire Cache</a></li>
   <li><form action="admin.php">Purge cache up to <input type="text" name="purgetodate" size="8" id="datepicker"/> <input type="submit" value="Go &raquo;" /></form></li>
diff --git a/inc/schedule_store.inc b/inc/schedule_store.inc
--- a/inc/schedule_store.inc
+++ b/inc/schedule_store.inc
@@ -134,6 +134,28 @@ function schedule_store_delete($schedule
 
 /**
  * \brief
+ *   Get an unreliable max schedule_id number.
+ *
+ * Useful for stats-only: for when the user is interested in knowing
+ * the last registered schedule_id. Don't use this for creating new
+ * schedule_ids, use schedule_store_store() for that instead.
+ *
+ * \param $schedule_store
+ *   The schedule_store handle.
+ * \return
+ *   An integer, the last schedule_id.
+ */
+function schedule_store_getmaxid($schedule_store)
+{
+  _schedule_store_flock_grab($schedule_store, LOCK_SH);
+  $schedule_id = (int)file_get_contents($schedule_store['dir'] . DIRECTORY_SEPARATOR . 'lastid');
+  _schedule_store_flock_release($schedule_store);
+  return $schedule_id;
+}
+
+
+/**
+ * \brief
  *   Obtains a lock on the /lastid file in the schedule_store.
  *
  * \see _schedule_store_flock_release().