Reduce number of buckets in tracklines debuglink table

With 1044 res contexts, each with 65536 debuglink structs of 16 bytes
each, the debuglink table itself was consuming 1GB+ of memory.

diff --git a/lib/isc/mem.c b/lib/isc/mem.c
index 21b7a0f07a022aa419d157abb30549d1deff4ea7..a5f88c5c8f76c6aa9d84fab5092ed43e6ca3c925 100644 (file)
--- a/lib/isc/mem.c
+++ b/lib/isc/mem.c
@@ -50,7 +50,7 @@ LIBISC_EXTERNAL_DATA unsigned int isc_mem_defaultflags = ISC_MEMFLAG_DEFAULT;
 #define ALIGNMENT_SIZE         8U              /*%< must be a power of 2 */
 #define NUM_BASIC_BLOCKS       64              /*%< must be > 1 */
 #define TABLE_INCREMENT                1024
-#define DEBUG_TABLE_COUNT      65536
+#define DEBUG_TABLE_COUNT      512U
 
 /*
  * Types.