增加jemalloc工具类, 增加jemalloc内存统计分析 (#2885)

增加jemalloc工具类, 增加jemalloc内存统计分析

src/Common/JemallocUtil.h

@@ -0,0 +1,30 @@
+/*
+* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
+*
+* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
+*
+* Use of this source code is governed by MIT license that can be found in the
+* LICENSE file in the root of the source tree. All contributing project authors
+* may be found in the AUTHORS file in the root of the source tree.
+*/
+
+#ifndef ZLMEDIAKIT_JEMALLOCUTIL_H
+#define ZLMEDIAKIT_JEMALLOCUTIL_H
+#include <functional>
+#include <string>
+namespace mediakit {
+class JemallocUtil {
+public:
+    JemallocUtil() = default;
+    ~JemallocUtil() = default;
+
+    static void enable_profiling();
+
+    static void disable_profiling();
+
+    static void dump(const std::string &file_name);
+    static std::string get_malloc_stats();
+    static void some_malloc_stats(const std::function<void(const char *, uint64_t)> &fn);
+};
+} // namespace mediakit
+#endif // ZLMEDIAKIT_JEMALLOCUTIL_H