From 47adf3adc899c9924af23e516ceb475917200eb0 Mon Sep 17 00:00:00 2001
From: Zhongyang Xia <v-zhonxia@microsoft.com>
Date: Wed, 23 Dec 2020 03:24:17 +0000
Subject: [PATCH] Sleep the thread for 10ms in while loop to free up CPU

---
 examples/peerconnection/serverless/main.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/examples/peerconnection/serverless/main.cc b/examples/peerconnection/serverless/main.cc
index 6fa2ceae00..7de5f8edd9 100644
--- a/examples/peerconnection/serverless/main.cc
+++ b/examples/peerconnection/serverless/main.cc
@@ -101,6 +101,7 @@ class MainWindowMock : public MainWindow {
     if (config_->conn_autoclose != kAutoCloseDisableValue) {
       while (close_time_ == rtc::MessageQueue::kForever) {
         RTC_CHECK(socket_thread_->ProcessMessages(0));
+        std::this_thread::sleep_for(std::chrono::milliseconds(10));
       }
       RTC_CHECK(socket_thread_->ProcessMessages(close_time_));
     } else {