V$ROWCACHE

Columns
   ___________________________
 
   CACHE#
   TYPE
   SUBORDINATE#
   PARAMETER
   COUNT
   USAGE
   FIXED
   GETS
   GETMISSES
   SCANS
   SCANMISSES
   SCANCOMPLETES
   MODIFICATIONS
   FLUSHES
   DLM_REQUESTS
   DLM_CONFLICTS
   DLM_RELEASES

Related:

V$CACHE
V$DB_OBJECT_CACHE 
V$LIBRARYCACHE 
V$ROWCACHE_PARENT 
V$ROWCACHE_SUBORDINATE 
V$SUBCACHE