diff --git a/runtime/ioqueues.c b/runtime/ioqueues.c
index bedec51..030920c 100644
--- a/runtime/ioqueues.c
+++ b/runtime/ioqueues.c
@@ -28,7 +28,7 @@
 #define COMMAND_QUEUE_MCOUNT	4096
 /* the egress buffer pool must be large enough to fill all the TXQs entirely */
 #define EGRESS_POOL_SIZE(nks) \
-	(PACKET_QUEUE_MCOUNT * MBUF_DEFAULT_LEN * max(16, (nks)) * 32UL)
+	(PACKET_QUEUE_MCOUNT * MBUF_DEFAULT_LEN * max(16, (nks)) * 16UL)
 
 DEFINE_SPINLOCK(qlock);
 unsigned int nrqs = 0;
diff --git a/scripts/setup_machine.sh b/scripts/setup_machine.sh
index f0a3240..1794806 100755
--- a/scripts/setup_machine.sh
+++ b/scripts/setup_machine.sh
@@ -7,7 +7,7 @@ sysctl -w vm.hugetlb_shm_group=27
 sysctl -w vm.max_map_count=16777216
 sysctl -w net.core.somaxconn=3072
 
-echo 8192 > /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages
+echo 4096 > /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages
 
 for n in /sys/devices/system/node/node[1-9]; do
 	echo 0 > $n/hugepages/hugepages-2048kB/nr_hugepages