/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
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* 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
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#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
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