+ virtual int getTunable(TunableParam param, TunableDesc *descriptor) {ASSERT(0); return 0;}
+ virtual int getVarTunable(VarType vartype, TunableParam param, TunableDesc *descriptor) {ASSERT(0); return 0;}
+ virtual ~Tuner() {}
+ CMEMALLOC;
+};
+
+class DefaultTuner : public Tuner {
+public:
+ DefaultTuner();