Overview
Starting with Infor Lawson System Foundation 9.0.1.8, you will install the IOS-ws.ear along with a separate IOS-clusterservices.ear file.
If you are upgrading from Infor Lawson System Foundation 9.0.1.7 or earlier, you must complete the steps in Upgrading the Clusters Setup before proceeding.
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The
IOS-ws.earis mapped to your application server cluster and web server and is found in:$GENDIR/assembly/components/ear - 
           
The
IOS-clusterservices.earis only mapped to your application server cluster and is found in:$GENDIR/assembly/products/ios