From 373f2e5028f547dd5aea80d3e99cc54a75272def Mon Sep 17 00:00:00 2001
From: Nikolay Kim <fafhrd91@gmail.com>
Date: Tue, 17 Jul 2018 17:38:16 +0600
Subject: [PATCH] add release stat

---
 src/client/connector.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/client/connector.rs b/src/client/connector.rs
index 5d66d66d6..b97cfc711 100644
--- a/src/client/connector.rs
+++ b/src/client/connector.rs
@@ -46,6 +46,8 @@ pub struct ClientConnectorStats {
     pub errors: usize,
     /// Number of connection timeouts
     pub timeouts: usize,
+    /// Number of released connections
+    pub released: usize,
 }
 
 #[derive(Debug)]
@@ -904,6 +906,7 @@ impl Handler<Connect> for ClientConnector {
 impl StreamHandler<AcquiredConnOperation, ()> for ClientConnector {
     fn handle(&mut self, msg: AcquiredConnOperation, ctx: &mut Context<Self>) {
         let now = Instant::now();
+        self.stats.released += 1;
 
         // check if we have queued up waiters
         let waiter = {