From 0f205ede439efa355a628b6112450f2ca9ced005 Mon Sep 17 00:00:00 2001
From: Colin <me@colinking.co>
Date: Tue, 21 Apr 2020 23:37:35 -0700
Subject: [PATCH] Count connections closed in putConn

---
 src/database/sql/sql.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/database/sql/sql.go b/src/database/sql/sql.go
index 54d9e6df64..6e31714445 100644
--- a/src/database/sql/sql.go
+++ b/src/database/sql/sql.go
@@ -1357,6 +1357,7 @@ func (db *DB) putConn(dc *driverConn, err error, resetSession bool) {
 	}
 
 	if err != driver.ErrBadConn && dc.expired(db.maxLifetime) {
+		db.maxLifetimeClosed++
 		err = driver.ErrBadConn
 	}
 	if debugGetPut {