diff --git a/src/generator.c b/src/generator.c
index 1eb7e8fb..a47dfe74 100644
--- a/src/generator.c
+++ b/src/generator.c
@@ -221,7 +221,7 @@ retry:
 	cs = &alive->cs;
 	LOGINFO("Connected to live server %s:%s", cs->url, cs->port);
 out:
-	send_proc(ckp->connector, alive ? "accept" : "reject");
+	async_send_proc(ckp, ckp->connector, alive ? "accept" : "reject");
 	return alive;
 }
 
@@ -367,7 +367,7 @@ retry:
 		ret = submit_block(cs, buf + 12 + 64 + 1);
 		memset(buf + 12 + 64, 0, 1);
 		sprintf(blockmsg, "%sblock:%s", ret ? "" : "no", buf + 12);
-		send_proc(ckp->stratifier, blockmsg);
+		async_send_proc(ckp, ckp->stratifier, blockmsg);
 	} else if (cmdmatch(buf, "checkaddr:")) {
 		if (validate_address(cs, buf + 10))
 			send_unix_msg(sockd, "true");
@@ -972,7 +972,7 @@ static void send_diff(ckpool_t *ckp, proxy_instance_t *proxi)
 	json_decref(json_msg);
 	ASPRINTF(&buf, "diff=%s", msg);
 	free(msg);
-	send_proc(ckp->stratifier, buf);
+	async_send_proc(ckp, ckp->stratifier, buf);
 	free(buf);
 }
 
@@ -1007,7 +1007,7 @@ static void send_notify(ckpool_t *ckp, proxy_instance_t *proxi)
 	json_decref(json_msg);
 	ASPRINTF(&buf, "notify=%s", msg);
 	free(msg);
-	send_proc(ckp->stratifier, buf);
+	async_send_proc(ckp, ckp->stratifier, buf);
 	free(buf);
 }
 
@@ -1195,7 +1195,7 @@ static void send_subscribe(ckpool_t *ckp, proxy_instance_t *proxi)
 	json_decref(json_msg);
 	ASPRINTF(&buf, "subscribe=%s", msg);
 	free(msg);
-	send_proc(ckp->stratifier, buf);
+	async_send_proc(ckp, ckp->stratifier, buf);
 	free(buf);
 }
 
@@ -1428,7 +1428,7 @@ static void *passthrough_recv(void *arg)
 
 	if (proxy_alive(ckp, si, proxi, cs, false)) {
 		proxi->alive = true;
-		send_proc(ckp->generator, "reconnect");
+		async_send_proc(ckp, ckp->generator, "reconnect");
 		LOGWARNING("Proxy %d:%s connection established",
 			   proxi->id, proxi->si->url);
 	}
@@ -1439,13 +1439,13 @@ static void *passthrough_recv(void *arg)
 		while (!proxy_alive(ckp, si, proxi, cs, true)) {
 			if (proxi->alive) {
 				proxi->alive = false;
-				send_proc(ckp->generator, "reconnect");
+				async_send_proc(ckp, ckp->generator, "reconnect");
 			}
 			sleep(5);
 		}
 		if (!proxi->alive) {
 			proxi->alive = true;
-			send_proc(ckp->generator, "reconnect");
+			async_send_proc(ckp, ckp->generator, "reconnect");
 		}
 
 		do {
@@ -1456,13 +1456,13 @@ static void *passthrough_recv(void *arg)
 			LOGWARNING("Proxy %d:%s failed to read_socket_line in proxy_recv, attempting reconnect",
 				   proxi->id, proxi->si->url);
 			proxi->alive = false;
-			send_proc(ckp->generator, "reconnect");
+			async_send_proc(ckp, ckp->generator, "reconnect");
 			continue;
 		}
 		/* Simply forward the message on, as is, to the connector to
 		 * process. Possibly parse parameters sent by upstream pool
 		 * here */
-		send_proc(ckp->connector, cs->buf);
+		async_send_proc(ckp, ckp->connector, cs->buf);
 	}
 	return NULL;
 }
@@ -1496,7 +1496,7 @@ static void *proxy_recv(void *arg)
 
 	if (proxy_alive(ckp, si, proxi, cs, false)) {
 		proxi->alive = true;
-		send_proc(ckp->generator, "reconnect");
+		async_send_proc(ckp, ckp->generator, "reconnect");
 		LOGWARNING("Proxy %d:%s connection established",
 			   proxi->id, proxi->si->url);
 	}
@@ -1510,7 +1510,7 @@ static void *proxy_recv(void *arg)
 		while (!proxy_alive(ckp, si, proxi, cs, true)) {
 			if (proxi->alive) {
 				proxi->alive = false;
-				send_proc(ckp->generator, "reconnect");
+				async_send_proc(ckp, ckp->generator, "reconnect");
 			}
 			sleep(5);
 			proxi->reconnect_time = time(NULL);
@@ -1522,7 +1522,7 @@ static void *proxy_recv(void *arg)
 			LOGWARNING("Proxy %d:%s recovered", proxi->id, proxi->si->url);
 			proxi->alive = true;
 			proxi->reconnect_time = 0;
-			send_proc(ckp->generator, "reconnect");
+			async_send_proc(ckp, ckp->generator, "reconnect");
 		}
 
 		now = time(NULL);
@@ -1572,7 +1572,7 @@ static void *proxy_recv(void *arg)
 				 * pool is up */
 				proxi->reconnect = false;
 				proxi->alive = false;
-				send_proc(ckp->generator, "reconnect");
+				async_send_proc(ckp, ckp->generator, "reconnect");
 				LOGWARNING("Proxy %d:%s reconnect issue, dropping existing connection",
 					   proxi->id, proxi->si->url);
 				Close(cs->fd);
@@ -1644,7 +1644,7 @@ static proxy_instance_t *best_proxy(ckpool_t *ckp, gdata_t *gdata)
 			break;
 		sleep(1);
 	}
-	send_proc(ckp->connector, ret ? "accept" : "reject");
+	async_send_proc(ckp, ckp->connector, ret ? "accept" : "reject");
 	return ret;
 }
 
@@ -1672,7 +1672,7 @@ reconnect:
 				   proxi->id, cs->url, cs->port);
 			dealloc(buf);
 			ASPRINTF(&buf, "proxy=%d", proxi->id);
-			send_proc(ckp->stratifier, buf);
+			async_send_proc(ckp, ckp->stratifier, buf);
 			/* Send a notify for the new chosen proxy or the
 			 * stratifier won't be able to switch. */
 			send_notify(ckp, proxi);
@@ -1857,7 +1857,7 @@ static void server_watchdog(ckpool_t *ckp, server_instance_t *cursi)
 			break;
 	}
 	if (alive)
-		send_proc(ckp->generator, "reconnect");
+		async_send_proc(ckp, ckp->generator, "reconnect");
 }
 
 int generator(proc_instance_t *pi)