add lock profiling

bin/named/server.c

@@ -9063,8 +9063,7 @@ load_configuration(const char *filename, named_server_t *server,
 	{
 		named_g_memstatistics = cfg_obj_asboolean(obj);
 	} else {
-		named_g_memstatistics =
-			((isc_mem_debugging & ISC_MEM_DEBUGRECORD) != 0);
+		named_g_memstatistics = true;
 	}
 
 	obj = NULL;

lib/isc/pthreads/include/isc/mutex.h

@@ -44,7 +44,7 @@ extern pthread_mutexattr_t isc__mutex_attrs;
  * waiting to obtain the lock.
  */
 #ifndef ISC_MUTEX_PROFILE
-#define ISC_MUTEX_PROFILE 0
+#define ISC_MUTEX_PROFILE 1
 #endif
 
 #if ISC_MUTEX_PROFILE

lib/isc/pthreads/mutex.c

@@ -53,7 +53,7 @@
 
 /*@}*/
 
-#define ISC_MUTEX_MAX_LOCKERS 32
+#define ISC_MUTEX_MAX_LOCKERS 64
 
 typedef struct {
 	const char *		file;
@@ -75,7 +75,7 @@ struct isc_mutexstats {
 };
 
 #ifndef ISC_MUTEX_PROFTABLESIZE
-#define ISC_MUTEX_PROFTABLESIZE (1024 * 1024)
+#define ISC_MUTEX_PROFTABLESIZE (512 * 1024)
 #endif
 static isc_mutexstats_t stats[ISC_MUTEX_PROFTABLESIZE];
 static int stats_next = 0;
@@ -85,6 +85,7 @@ static pthread_mutex_t statslock = PTHREAD_MUTEX_INITIALIZER;
 
 void
 isc_mutex_init_profile(isc_mutex_t *mp, const char *file, int line) {
+	char strbuf[ISC_STRERRORSIZE];
 	int i, err;
 
 	err = pthread_mutex_init(&mp->mutex, NULL);
@@ -235,6 +236,7 @@ initialize_errcheck(void) {
 
 void
 isc_mutex_init_errcheck(isc_mutex_t *mp) {
+	char strbuf[ISC_STRERRORSIZE];
 	isc_result_t result;
 	int err;