|
/*
* Copyright (c) 2017, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef OS_LINUX_OSCONTAINER_LINUX_HPP
#define OS_LINUX_OSCONTAINER_LINUX_HPP
#include "utilities/globalDefinitions.hpp"
#include "utilities/macros.hpp"
#include "utilities/ostream.hpp"
#include "memory/allStatic.hpp"
#define OSCONTAINER_ERROR (-2)
// 20ms timeout between re-reads of memory limit and _active_processor_count.
#define OSCONTAINER_CACHE_TIMEOUT (NANOSECS_PER_SEC/50)
class OSContainer: AllStatic {
private:
static bool _is_initialized;
static bool _is_containerized;
static int _active_processor_count;
public:
static void init();
static void print_version_specific_info(outputStream* st);
static void print_container_helper(outputStream* st, jlong j, const char* metrics);
static inline bool is_containerized();
static const char * container_type();
static jlong memory_limit_in_bytes();
static jlong memory_and_swap_limit_in_bytes();
static jlong memory_soft_limit_in_bytes();
static jlong memory_usage_in_bytes();
static jlong memory_max_usage_in_bytes();
static int active_processor_count();
static char * cpu_cpuset_cpus();
static char * cpu_cpuset_memory_nodes();
static int cpu_quota();
static int cpu_period();
static int cpu_shares();
static jlong pids_max();
static jlong pids_current();
};
inline bool OSContainer::is_containerized() {
return _is_containerized;
}
#endif // OS_LINUX_OSCONTAINER_LINUX_HPP
¤ Dauer der Verarbeitung: 0.18 Sekunden
(vorverarbeitet)
¤
|
Haftungshinweis
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung ist noch experimentell.
|
