2.1 Record Level Sharing support for catalog2.1.1 RLS for catalog overview2.1.2 Requirements for RLS2.1.3 Support for ICF catalogs using RLS2.1.4 ICF catalog possible RLS states2.1.5 Comparison with other enhanced catalog features2.1.6 New parameters on DEFINE USERCATALOG command2.2 Preparing to migrate to an RLS enabled ICF Catalog2.2.1 Sizing the RLS catalog environment for RLS buffers and CF cache2.2.2 Migrating to RLS enabled ICF Catalog2.2.3 Fallback from using RLS mode on ICF Catalogs2.3 Catalog maintenance considerations in RLS environment2.3.1 Backing up RLS managed catalogs2.3.2 Using REPRO MERGECAT on an RLS managed catalog2.3.3 Reporting on catalogs2.3.4 Migration considerations2.3.5 Benchmarks for ICF catalogs using RLS mode2.3.6 Tolerations APARs related to ICF catalogs and RLS2.3.7 Documentation2.4 Catalog contention detection enhancements2.4.1 Enhancement overview2.4.2 Contention detection problems2.4.3 Example of catalog contention2.4.4 Changing catalog contention detection settings2.5 Catalog alias enhancements2.5.1 Additional verification on delete ALIAS2.5.2 Catalog Search Interface enhancements2.5.3 Sample programs and REXX for CSI reporting2.5.4 Running reports with CSI programs2.6 Catalog parmlib member enhancements2.6.1 How to prepare for catalog parmlib2.6.2 Activating IGGCATxx catalog parmlib2.6.3 IGGCATxx new options in DFSMS V2.12.6.4 How to display settings on Catalog parmlib2.7 Catalog DFSMS GDG enhancements2.7.1 Enable FIFO processing of GDG processing2.7.2 Setting processing through JCL2.8 Catalog RNLs Health Check2.8.1 SDSF Health Checker panel2.9 MODIFY CATALOG,LIST enhancement2.10 Improved catalog recovery features2.10.1 F CATALOG,RECOVER,LOCK(ucat name)2.10.2 F CATALOG,RECOVER,UNLOCK(ucat name)2.10.3 F CATALOG,RECOVER,SUSPEND(ucat name)2.10.4 F CATALOG,RECOVER,RESUME(ucat name)2.10.5 Catalog define and delete parameters2.10.6 Catalog forward recovery using new features2.10.7 Catalog recovery using BCSRECOVER