archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-09-19 02:24:40 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8003209: JFR events for network utilization

Browse source 
Reviewed-by: mgronlun, egahlin
This commit is contained in:
Robin Westberg 2018-06-28 15:06:55 +02:00
parent 724ba7feb2
commit b11c7752e8
19 changed files with 1350 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

57
src/hotspot/share/runtime/os_perf.hpp
View file

@ -25,9 +25,8 @@
#ifndef SHARE_VM_RUNTIME_OS_PERF_HPP
#define SHARE_VM_RUNTIME_OS_PERF_HPP
#include "utilities/macros.hpp"
#include "memory/allocation.hpp"
#include "utilities/globalDefinitions.hpp"
#include "utilities/macros.hpp"
#define FUNCTIONALITY_NOT_IMPLEMENTED -8
@ -194,6 +193,47 @@ class SystemProcess : public CHeapObj<mtInternal> {
}
};
class NetworkInterface : public ResourceObj {
private:
char* _name;
uint64_t _bytes_in;
uint64_t _bytes_out;
NetworkInterface* _next;
NetworkInterface(); // no impl
NetworkInterface(const NetworkInterface& rhs); // no impl
NetworkInterface& operator=(const NetworkInterface& rhs); // no impl
public:
NetworkInterface(const char* name, uint64_t bytes_in, uint64_t bytes_out, NetworkInterface* next) :
_name(NULL),
_bytes_in(bytes_in),
_bytes_out(bytes_out),
_next(next) {
assert(name != NULL, "invariant");
const size_t length = strlen(name);
assert(allocated_on_res_area(), "invariant");
_name = NEW_RESOURCE_ARRAY(char, length + 1);
strncpy(_name, name, length + 1);
assert(strncmp(_name, name, length) == 0, "invariant");
}
NetworkInterface* next() const {
return _next;
}
const char* get_name() const {
return _name;
}
uint64_t get_bytes_out() const {
return _bytes_out;
}
uint64_t get_bytes_in() const {
return _bytes_in;
}
};
class CPUInformationInterface : public CHeapObj<mtInternal> {
private:
CPUInformation* _cpu_info;
@ -234,4 +274,17 @@ class SystemProcessInterface : public CHeapObj<mtInternal> {
int system_processes(SystemProcess** system_procs, int* const no_of_sys_processes) const;
};
class NetworkPerformanceInterface : public CHeapObj<mtInternal> {
private:
class NetworkPerformance;
NetworkPerformance* _impl;
NetworkPerformanceInterface(const NetworkPerformanceInterface& rhs); // no impl
NetworkPerformanceInterface& operator=(const NetworkPerformanceInterface& rhs); // no impl
public:
NetworkPerformanceInterface();
bool initialize();
~NetworkPerformanceInterface();
int network_utilization(NetworkInterface** network_interfaces) const;
};
#endif // SHARE_VM_RUNTIME_OS_PERF_HPP