diff --git a/public/index.php b/public/index.php
index 38621f0..d45a970 100644
--- a/public/index.php
+++ b/public/index.php
@@ -7,14 +7,14 @@
 
 try {
     $clientPrimaryPreferred = new \MongoDB\Client(
-        'mongodb://node0.mongodb.local:27017,node1.mongodb.local:27017,node2.mongodb.local:27017?replicaSet=cluster&connectTimeoutMS=2000&readPreference=primaryPreferred',
+        'mongodb://node0.mongodb.local:27017,node1.mongodb.local:27017,node2.mongodb.local:27017?replicaSet=cluster&connectTimeoutMS=2000&readPreference=primaryPreferred&serverSelectionTryOnce=false',
         [],
         //force usage of assoc instead of stdClass objects when returning data from mongodb
         ['typeMap' => ['root' => 'array', 'document' => 'array', 'array' => 'array']]
     );
 
     $clientSecondaryPreferred = new \MongoDB\Client(
-        'mongodb://node0.mongodb.local:27017,node1.mongodb.local:27017,node2.mongodb.local:27017?replicaSet=cluster&connectTimeoutMS=2000&readPreference=secondaryPreferred',
+        'mongodb://node0.mongodb.local:27017,node1.mongodb.local:27017,node2.mongodb.local:27017?replicaSet=cluster&connectTimeoutMS=2000&readPreference=secondaryPreferred&serverSelectionTryOnce=false',
         [],
         //force usage of assoc instead of stdClass objects when returning data from mongodb
         ['typeMap' => ['root' => 'array', 'document' => 'array', 'array' => 'array']]
diff --git a/start.sh b/start.sh
index 8936663..3793220 100755
--- a/start.sh
+++ b/start.sh
@@ -74,3 +74,15 @@ docker-compose exec mongodb2 sh status.sh
 query
 query
 query
+
+AFTER_IDLE_TIME=900
+
+echo "${GREEN}Starting after test queries every 5s.${RESET}"
+
+until [ $AFTER_IDLE_TIME -lt 1 ]; do
+    date
+    let AFTER_IDLE_TIME-=5
+    printf "${AFTER_IDLE_TIME} "
+    query
+    sleep 5
+done