From 77642d2876a48f92bc12036dbd9b176b46368f5c Mon Sep 17 00:00:00 2001
From: Ilya Fedin <fedin-ilja2010@ya.ru>
Date: Wed, 25 Jun 2025 22:06:05 +0000
Subject: [PATCH] Limit the amount of malloc arenas and call malloc_trim
 periodically with glibc

To prevent excessive memory usage looking like memory leak
---
 .../SourceFiles/platform/linux/integration_linux.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Telegram/SourceFiles/platform/linux/integration_linux.cpp b/Telegram/SourceFiles/platform/linux/integration_linux.cpp
index e3e331cd7b..f36bfb6326 100644
--- a/Telegram/SourceFiles/platform/linux/integration_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/integration_linux.cpp
@@ -22,6 +22,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <gio/gio.hpp>
 #include <xdpinhibit/xdpinhibit.hpp>
 
+#ifdef __GLIBC__
+#include <malloc.h>
+#endif // __GLIBC__
+
 namespace Platform {
 namespace {
 
@@ -166,6 +170,14 @@ LinuxIntegration::LinuxIntegration()
 		g_warning("Qt is running without GLib event loop integration, "
 			"expect various functionality to not to work.");
 	}
+
+#ifdef __GLIBC__
+	mallopt(M_ARENA_MAX, 1);
+	QObject::connect(
+		QCoreApplication::eventDispatcher(),
+		&QAbstractEventDispatcher::aboutToBlock,
+		[] { malloc_trim(0); });
+#endif // __GLIBC__
 }
 
 void LinuxIntegration::init() {