keys: add memory_usage()

Signed-off-by: Paweł Dziepak <pdziepak@scylladb.com>
scylladb · Nov 18, 2016 · 711bd19 · 711bd19
1 parent 6b8bf03
commit 711bd19
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/keys.hh b/keys.hh
@@ -326,6 +326,10 @@ public:
     size_t external_memory_usage() const {
         return _bytes.external_memory_usage();
     }
+
+    size_t memory_usage() const {
+        return sizeof(*this) + external_memory_usage();
+    }
 };
 
 template <typename TopLevel, typename PrefixTopLevel>