Index: core-module/src/main/resources/ehcache.xml
===================================================================
diff -u -r3140793313839d252e06ca4af726d958a27b22f0 -r6b67878dcb2b51c4319af6d1bb270e86bf2bff53
--- core-module/src/main/resources/ehcache.xml	(.../ehcache.xml)	(revision 3140793313839d252e06ca4af726d958a27b22f0)
+++ core-module/src/main/resources/ehcache.xml	(.../ehcache.xml)	(revision 6b67878dcb2b51c4319af6d1bb270e86bf2bff53)
@@ -2,6 +2,8 @@
          xsi:noNamespaceSchemaLocation="ehcache.xsd"
          updateCheck="false" monitoring="autodetect" dynamicConfig="true" maxBytesLocalHeap="300M">
 
+    <diskStore path="java.io.tmpdir" />
+
     <defaultCache
         maxElementsInMemory="1000"
         eternal="false"