diff --git a/include/villas/nodes/loopback.h b/include/villas/nodes/loopback.h
index f11d82446..95572c6d6 100644
--- a/include/villas/nodes/loopback.h
+++ b/include/villas/nodes/loopback.h
@@ -41,7 +41,6 @@ struct sample;
  */
 struct loopback {
 	int queuelen;
-	int samplelen;
 
 	struct queue_signalled queue;
 	struct pool pool;
diff --git a/include/villas/path.h b/include/villas/path.h
index a12d0b598..267b29fe5 100644
--- a/include/villas/path.h
+++ b/include/villas/path.h
@@ -79,7 +79,6 @@ struct path {
 	int enabled;			/**< Is this path enabled. */
 	int reverse;			/**< This path as a matching reverse path. */
 
-	int samplelen;
 	int queuelen;
 	int sequence;
 
diff --git a/lib/node.c b/lib/node.c
index 9a4dba0fe..5ef81398c 100644
--- a/lib/node.c
+++ b/lib/node.c
@@ -268,7 +268,7 @@ char * node_name_long(struct node *n)
 		if (n->_vt->print) {
 			struct node_type *vt = n->_vt;
 			char *name_long = vt->print(n);
-			strcatf(&n->_name_long, "%s: vectorize=%d, %s", node_name(n), n->vectorize, name_long);
+			strcatf(&n->_name_long, "%s: id=%d, vectorize=%d, samplelen=%d, %s", node_name(n), n->id, n->vectorize, n->samplelen, name_long);
 			free(name_long);
 		}
 		else
diff --git a/lib/nodes/loopback.c b/lib/nodes/loopback.c
index cb866a5aa..14f49b634 100644
--- a/lib/nodes/loopback.c
+++ b/lib/nodes/loopback.c
@@ -36,11 +36,9 @@ int loopback_parse(struct node *n, json_t *cfg)
 
 	/* Default values */
 	l->queuelen = DEFAULT_QUEUELEN;
-	l->samplelen = DEFAULT_SAMPLELEN;
 
-	ret = json_unpack_ex(cfg, &err, 0, "{ s?: i, s?: i }",
-		"queuelen", &l->queuelen,
-		"samplelen", &l->samplelen
+	ret = json_unpack_ex(cfg, &err, 0, "{ s?: i }",
+		"queuelen", &l->queuelen
 	);
 	if (ret)
 		jerror(&err, "Failed to parse configuration of node %s", node_name(n));
@@ -53,7 +51,7 @@ int loopback_open(struct node *n)
 	int ret;
 	struct loopback *l = n->_vd;
 
-	ret = pool_init(&l->pool, l->queuelen, SAMPLE_LEN(l->samplelen), &memtype_hugepage);
+	ret = pool_init(&l->pool, l->queuelen, SAMPLE_LEN(n->samplelen), &memtype_hugepage);
 	if (ret)
 		return ret;
 
diff --git a/lib/nodes/shmem.c b/lib/nodes/shmem.c
index 688dcb22b..4fa00a2fa 100644
--- a/lib/nodes/shmem.c
+++ b/lib/nodes/shmem.c
@@ -47,15 +47,14 @@ int shmem_parse(struct node *n, json_t *cfg)
 
 	/* Default values */
 	shm->conf.queuelen = MAX(DEFAULT_SHMEM_QUEUELEN, n->vectorize);
-	shm->conf.samplelen = DEFAULT_SHMEM_SAMPLELEN;
+	shm->conf.samplelen = n->samplelen;
 	shm->conf.polling = false;
 	shm->exec = NULL;
 
-	ret = json_unpack_ex(cfg, &err, 0, "{ s: s, s: s, s?: i, s?: i, s?: b, s?: o }",
+	ret = json_unpack_ex(cfg, &err, 0, "{ s: s, s: s, s?: i, s?: b, s?: o }",
 		"out_name", &shm->out_name,
 		"in_name", &shm->in_name,
 		"queuelen", &shm->conf.queuelen,
-		"samplelen", &shm->conf.samplelen,
 		"polling", &shm->conf.polling,
 		"exec", &cfg_exec
 	);
@@ -173,8 +172,8 @@ char * shmem_print(struct node *n)
 	struct shmem *shm = n->_vd;
 	char *buf = NULL;
 
-	strcatf(&buf, "out_name=%s, in_name=%s, queuelen=%d, samplelen=%d, polling=%s",
-		shm->out_name, shm->in_name, shm->conf.queuelen, shm->conf.samplelen, shm->conf.polling ? "yes" : "no");
+	strcatf(&buf, "out_name=%s, in_name=%s, queuelen=%d, polling=%s",
+		shm->out_name, shm->in_name, shm->conf.queuelen, shm->conf.polling ? "yes" : "no");
 
 	if (shm->exec) {
 		strcatf(&buf, ", exec='");
diff --git a/lib/path.c b/lib/path.c
index 8fee9acb1..e159917f8 100644
--- a/lib/path.c
+++ b/lib/path.c
@@ -209,7 +209,6 @@ int path_init(struct path *p, struct super_node *sn)
 	p->reverse = 0;
 	p->enabled = 1;
 
-	p->samplelen = DEFAULT_SAMPLELEN;
 	p->queuelen = DEFAULT_QUEUELEN;
 
 	p->super_node = sn;
@@ -311,7 +310,6 @@ int path_parse(struct path *p, json_t *cfg, struct list *nodes)
 		"hooks", &json_hooks,
 		"reverse", &p->reverse,
 		"enabled", &p->enabled,
-		"samplelen", &p->samplelen,
 		"queuelen", &p->queuelen
 	);
 	if (ret)