diff --git a/profiles/openshift/tuned.conf b/profiles/openshift/tuned.conf
index 197850c..b3cf62b 100644
--- a/profiles/openshift/tuned.conf
+++ b/profiles/openshift/tuned.conf
@@ -17,6 +17,10 @@ kernel.pid_max=>4194304
 fs.aio-max-nr=>1048576
 net.netfilter.nf_conntrack_max=1048576
 net.ipv4.conf.all.arp_announce=2
+net.ipv4.tcp_notsent_lowat=131072
+net.ipv4.tcp_slow_start_after_idle=0
+net.ipv4.tcp_rmem="4096 131072 16777216"
+net.ipv4.tcp_wmem="4096 16384 16777216"
 net.ipv4.neigh.default.gc_thresh1=8192
 net.ipv4.neigh.default.gc_thresh2=32768
 net.ipv4.neigh.default.gc_thresh3=65536