@@ -46,6 +46,7 @@

 static int _async_task_workers = 0;

 static int _async_task_sockets[2];

+static int _async_task_usleep = 0;

 int async_task_run(int idx);

@@ -177,6 +178,19 @@ int async_task_set_workers(int n)

 /**

  *

  */

+int async_task_set_usleep(int n)

+{

+	int v;

+

+	v = _async_task_usleep;

+	_async_task_usleep = n;

+

+	return v;

+}

+

+/**

+ *

+ */

 int async_task_push(async_task_t *task)

 {

 	int len;

@@ -204,6 +218,7 @@ int async_task_run(int idx)

 	LM_DBG("async task worker %d ready\n", idx);

 	for( ; ; ) {

+		if(unlikely(_async_task_usleep)) sleep_us(_async_task_usleep);

 		if ((received = recvfrom(_async_task_sockets[0],

 							&ptask, sizeof(async_task_t*),

 							0, NULL, 0)) < 0) {

@@ -36,5 +36,6 @@ int async_task_child_init(int rank);

 int async_task_initialized(void);

 int async_task_set_workers(int n);

 int async_task_push(async_task_t *task);

+int async_task_set_usleep(int n);

 #endif

@@ -400,6 +400,7 @@ SQL_BUFFER_SIZE sql_buffer_size

 CHILDREN children

 SOCKET_WORKERS socket_workers

 ASYNC_WORKERS async_workers

+ASYNC_USLEEP async_usleep

 CHECK_VIA	check_via

 PHONE2TEL	phone2tel

 MEMLOG		"memlog"|"mem_log"

@@ -810,6 +811,7 @@ IMPORTFILE      "import_file"

 <INITIAL>{CHILDREN}	{ count(); yylval.strval=yytext; return CHILDREN; }

 <INITIAL>{SOCKET_WORKERS}	{ count(); yylval.strval=yytext; return SOCKET_WORKERS; }

 <INITIAL>{ASYNC_WORKERS}	{ count(); yylval.strval=yytext; return ASYNC_WORKERS; }

+<INITIAL>{ASYNC_USLEEP}	{ count(); yylval.strval=yytext; return ASYNC_USLEEP; }

 <INITIAL>{CHECK_VIA}	{ count(); yylval.strval=yytext; return CHECK_VIA; }

 <INITIAL>{PHONE2TEL}	{ count(); yylval.strval=yytext; return PHONE2TEL; }

 <INITIAL>{MEMLOG}	{ count(); yylval.strval=yytext; return MEMLOG; }

@@ -446,6 +446,7 @@ extern char *default_routename;

 %token CHILDREN

 %token SOCKET_WORKERS

 %token ASYNC_WORKERS

+%token ASYNC_USLEEP

 %token CHECK_VIA

 %token PHONE2TEL

 %token MEMLOG

@@ -954,6 +955,8 @@ assign_stm:

 	| SOCKET_WORKERS EQUAL error { yyerror("number expected"); }

 	| ASYNC_WORKERS EQUAL NUMBER { async_task_set_workers($3); }

 	| ASYNC_WORKERS EQUAL error { yyerror("number expected"); }

+	| ASYNC_USLEEP EQUAL NUMBER { async_task_set_usleep($3); }

+	| ASYNC_USLEEP EQUAL error { yyerror("number expected"); }

 	| CHECK_VIA EQUAL NUMBER { check_via=$3; }

 	| CHECK_VIA EQUAL error { yyerror("boolean value expected"); }

 	| PHONE2TEL EQUAL NUMBER { phone2tel=$3; }