Index: lams_build/conf/standalone.xml
===================================================================
diff -u -r588990a275fb267ffafa8a1db076e1cc77ad48a7 -r5fd965ba684fc09861bd3514a5f8ebc9660fcb59
--- lams_build/conf/standalone.xml	(.../standalone.xml)	(revision 588990a275fb267ffafa8a1db076e1cc77ad48a7)
+++ lams_build/conf/standalone.xml	(.../standalone.xml)	(revision 5fd965ba684fc09861bd3514a5f8ebc9660fcb59)
@@ -135,14 +135,16 @@
                     <transaction mode="BATCH"/>
                 </local-cache>
             </cache-container>
-            <cache-container name="web" default-cache="passivation" module="org.wildfly.clustering.web.infinispan">
+            <cache-container name="web" default-cache="passivation" module="org.wildfly.clustering.web.infinispan" >
                 <local-cache name="passivation">
-                    <transaction mode="BATCH"/>
-                    <file-store passivation="true" purge="false"/>
+                    <transaction mode="BATCH" locking="OPTIMISTIC"/>
+                    <locking isolation="READ_COMMITTED"/>
+                    <!-- <file-store passivation="true" purge="false"/> -->
                 </local-cache>
                 <local-cache name="persistent">
-                    <transaction mode="BATCH"/>
-                    <file-store passivation="false" purge="false"/>
+                    <transaction mode="BATCH" locking="OPTIMISTIC"/>
+                    <locking isolation="READ_COMMITTED"/>
+                    <!-- <file-store passivation="false" purge="false"/> -->
                 </local-cache>
             </cache-container>
             <cache-container name="hibernate" default-cache="local-query" module="org.hibernate" start="EAGER">