Implement arena.<i>.destroy .

Add MALLCTL_ARENAS_DESTROYED for accessing destroyed arena stats as an analogue to MALLCTL_ARENAS_ALL. This resolves #382.
2017-01-03 17:21:59 -08:00
parent 3f291d59ad
commit edf1bafb2b
16 changed files with 616 additions and 136 deletions
@@ -44,6 +44,11 @@
 *       0);
 */
 #define	MALLCTL_ARENAS_ALL	4096
+/*
+ * Use as arena index in "stats.arenas.<i>.*" mallctl interfaces to select
+ * destroyed arenas.
+ */
+#define	MALLCTL_ARENAS_DESTROYED	4097

 #if defined(__cplusplus) && defined(JEMALLOC_USE_CXX_THROW)
 #  define JEMALLOC_CXX_THROW throw()