1 files changed, 7 insertions, 0 deletions
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index 2c8a330d75..6046dc7d62 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -36,6 +36,9 @@
 
 #include "sd-rtnl.h"
 
+/* use 8 MB for receive socket kernel queue. */
+#define RCVBUF_SIZE    (8*1024*1024)
+
 const char* const network_dirs[] = {
         "/etc/systemd/network",
         "/run/systemd/network",
@@ -98,6 +101,10 @@ int manager_new(Manager **ret) {
         if (r < 0)
                 return r;
 
+        r = sd_rtnl_inc_rcvbuf(m->rtnl, RCVBUF_SIZE);
+        if (r < 0)
+                return r;
+
         r = sd_bus_default_system(&m->bus);
         if (r < 0 && r != -ENOENT) /* TODO: drop when we can rely on kdbus */
                 return r;