From 9206625663b2721af888553ee467b8d0f980f9c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CYourUsername=E2=80=9D?= <“YourEmail”>
Date: Tue, 15 Oct 2024 09:32:12 +0300
Subject: [PATCH] Fix-fast-connection-rate-issue-for-v16

---
 src/interfaces/libpq/fe-connect.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/interfaces/libpq/fe-connect.c b/src/interfaces/libpq/fe-connect.c
index 6bce6f647b..99cffa06f6 100644
--- a/src/interfaces/libpq/fe-connect.c
+++ b/src/interfaces/libpq/fe-connect.c
@@ -3040,6 +3040,7 @@ keep_going:						/* We will come back to here until there is
 					 * Start/make connection.  This should not block, since we
 					 * are in nonblock mode.  If it does, well, too bad.
 					 */
+retry_connect:
 					if (connect(conn->sock, (struct sockaddr *) &addr_cur->addr.addr,
 								addr_cur->addr.salen) < 0)
 					{
@@ -3057,6 +3058,12 @@ keep_going:						/* We will come back to here until there is
 							conn->status = CONNECTION_STARTED;
 							return PGRES_POLLING_WRITING;
 						}
+
+						if (SOCK_ERRNO == EAGAIN)
+						{
+							pg_usleep(100000L);		/* wait 0.1 sec */
+							goto retry_connect;
+						}
 						/* otherwise, trouble */
 					}
 					else
-- 
2.39.2