Changeset 646 for trunk/pdns/pdns/recursor_cache.hh

Timestamp:

03/31/06 08:46:58 (4 years ago)

Author:

ahu

Message:

implement very simple cache cache that catches repeated nearly identical lookups
appears to have lowered cpu load by 40%

Files:

• trunk/pdns/pdns/recursor_cache.hh (modified) (2 diffs)

trunk/pdns/pdns/recursor_cache.hh

@@ -25 +25 @@
 {
 public:
+  MemRecursorCache() : d_cachecachevalid(false)
+  {}
   unsigned int size();
   unsigned int bytes();
@@ -107 +109 @@
 private:
   cache_t d_cache;
-
+  pair<cache_t::const_iterator, cache_t::const_iterator> d_cachecache;
+  string d_cachedqname;
+  bool d_cachecachevalid;
 };