diff --git a/vlib/net/udp_test.v b/vlib/net/udp_test.v
index a05121e576..fc1a193a0d 100644
--- a/vlib/net/udp_test.v
+++ b/vlib/net/udp_test.v
@@ -1,22 +1,28 @@
 import net
+import time
 
 fn echo_server(mut c net.UdpConn) {
+	mut count := 0
 	for {
-		mut buf := []byte{len: 100, init: 0}
+		eprintln('> echo_server loop count: $count')
+		mut buf := []byte{len: 100}
 		read, addr := c.read(mut buf) or { continue }
-
-		println('Server got addr $addr')
-
+		eprintln('Server got addr $addr, read: $read | buf: $buf')
 		c.write_to(addr, buf[..read]) or {
 			println('Server: connection dropped')
 			return
 		}
+		count++
+		// Normally, after responding, the test will end, but there are sometimes  cases,
+		// when the echo_server continued looping, printing messages constantly.
+		// The sleep here, is a small precaution against spamming the CI with log messages,
+		// when there are network problems, and it allows easier root cause diagnostic, when
+		// they do happen:
+		time.sleep(1000 * time.millisecond)
 	}
 }
 
-const (
-	server_addr = '127.0.0.1:40003'
-)
+const server_addr = '127.0.0.1:40003'
 
 fn echo() ? {
 	mut c := net.dial_udp(server_addr) or { panic('could not net.dial_udp: $err') }
@@ -53,7 +59,3 @@ fn test_udp() {
 
 	l.close() or {}
 }
-
-fn main() {
-	test_udp()
-}