diff --git a/src/connector.c b/src/connector.c
index 3107901c..a7b776ab 100644
--- a/src/connector.c
+++ b/src/connector.c
@@ -864,6 +864,7 @@ retry:
 	} else if (cmdmatch(buf, "reject")) {
 		LOGDEBUG("Connector received reject signal");
 		cdata->accept = false;
+		send_proc(ckp->stratifier, "dropall");
 	} else if (cmdmatch(buf, "stats")) {
 		char *msg;
 
diff --git a/src/generator.c b/src/generator.c
index 760f11e0..27df2509 100644
--- a/src/generator.c
+++ b/src/generator.c
@@ -1261,9 +1261,9 @@ static void *proxy_recv(void *arg)
 	while (42) {
 		notify_instance_t *ni, *tmp;
 		share_msg_t *share, *tmpshare;
-		int retries = 0, ret;
 		float timeout;
 		time_t now;
+		int ret;
 
 		now = time(NULL);
 
@@ -1290,14 +1290,14 @@ static void *proxy_recv(void *arg)
 
 		/* If we don't get an update within 10 minutes the upstream pool
 		 * has likely stopped responding. */
-		timeout = 10;
+		timeout = 600;
 		do {
 			if (cs->fd == -1) {
 				ret = -1;
 				break;
 			}
 			ret = read_socket_line(cs, &timeout);
-		} while (ret == 0 && ++retries < 120);
+		} while (ret == 0 && timeout > 0);
 
 		if (ret < 1) {
 			/* Send ourselves a reconnect message */
@@ -1403,7 +1403,7 @@ static void *passthrough_recv(void *arg)
 
 		do {
 			ret = read_socket_line(cs, &timeout);
-		} while (ret == 0);
+		} while (ret == 0 && timeout > 0);
 
 		if (ret < 1) {
 			/* Send ourselves a reconnect message */
@@ -1538,12 +1538,13 @@ retry:
 	}
 
 	cs = alive->cs;
-	LOGNOTICE("Connected to upstream server %s:%s as proxy%s", cs->url, cs->port,
-		  ckp->passthrough ? " in passthrough mode" : "");
 	if (ckp->passthrough) {
+		LOGWARNING("Connected to upstream server %s:%s as proxy in passthrough mode",
+			   cs->url, cs->port);
 		create_pthread(&alive->pth_precv, passthrough_recv, alive);
 		alive->passsends = create_ckmsgq(ckp, "passsend", &passthrough_send);
 	} else {
+		LOGNOTICE("Connected to upstream server %s:%s as proxy", cs->url, cs->port);
 		create_pthread(&alive->pth_precv, proxy_recv, alive);
 		mutex_init(&alive->psend_lock);
 		cond_init(&alive->psend_cond);
diff --git a/src/libckpool.h b/src/libckpool.h
index aed291dc..9d8ba341 100644
--- a/src/libckpool.h
+++ b/src/libckpool.h
@@ -192,7 +192,7 @@ static inline void flip_80(void *dest_p, const void *src_p)
 
 void logmsg(int loglevel, const char *fmt, ...);
 
-#define DEFLOGBUFSIZ 512
+#define DEFLOGBUFSIZ 1000
 
 #define LOGMSGBUF(__lvl, __buf) do { \
 		logmsg(__lvl, "%s", __buf); \
diff --git a/src/stratifier.c b/src/stratifier.c
index 243a9df9..7073f97a 100644
--- a/src/stratifier.c
+++ b/src/stratifier.c
@@ -1064,7 +1064,7 @@ static void drop_allclients(ckpool_t *ckp)
 	ck_wunlock(&sdata->instance_lock);
 
 	if (kills)
-		LOGNOTICE("Dropped %d instances", kills);
+		LOGNOTICE("Dropped %d instances for dropall request", kills);
 }
 
 static void update_subscribe(ckpool_t *ckp)
@@ -1370,6 +1370,12 @@ static stratum_instance_t *__stratum_add_instance(ckpool_t *ckp, const int64_t i
 	return client;
 }
 
+/* passthrough subclients have client_ids in the high bits */
+static inline bool passthrough_subclient(const int64_t client_id)
+{
+	return (client_id > 0xffffffffll);
+}
+
 static uint64_t disconnected_sessionid_exists(sdata_t *sdata, const char *sessionid,
 					      int *session_id, const int64_t id)
 {
@@ -1378,6 +1384,10 @@ static uint64_t disconnected_sessionid_exists(sdata_t *sdata, const char *sessio
 	uint64_t ret = 0;
 	int slen;
 
+	/* Don't allow passthrough subclients to resume */
+	if (passthrough_subclient(id))
+		goto out;
+
 	if (!sessionid)
 		goto out;
 	slen = strlen(sessionid) / 2;
@@ -1763,7 +1773,7 @@ retry:
 				LOGDEBUG("%ds elapsed in strat_loop, updating gbt base",
 					 ckp->update_interval);
 				update_base(ckp, GEN_NORMAL);
-			} else {
+			} else if (!ckp->passthrough) {
 				LOGDEBUG("%ds elapsed in strat_loop, pinging miners",
 					 ckp->update_interval);
 				broadcast_ping(sdata);