There is a disk leak somewhere, unsure where.
diff --git a/app.yaml b/app.yaml
index 06d4030..d65f0ba 100644
--- a/app.yaml
+++ b/app.yaml
@@ -4,10 +4,10 @@
 resources:
   cpu: 1
   memory_gb: 4
-  disk_size_gb: 20
+  disk_size_gb: 50
 
 automatic_scaling:
-  min_num_instances: 3
+  min_num_instances: 6
   max_num_instances: 40
   cool_down_period_sec: 60
   cpu_utilization: