blob: 7d335a3863145e7f0f77bb41b8cb037214c4a707 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
#include "ace/OS_NS_unistd.h"
#include "ace/Monitor_Control/Monitor_Control.h"
#include "examples/Monitor/MC_Test_Utilities.h"
#if defined (ACE_HAS_MONITOR_FRAMEWORK) && (ACE_HAS_MONITOR_FRAMEWORK == 1)
/// Subclass of ACE_Task_Base, meaning that the override of
/// the svc() method below will run in a new thread when
/// activate() is called on a class instance.
class Monitor_Checker : public ACE_Task_Base
{
public:
int svc (void)
{
/// Get an instance of the MC service singleton.
MC_ADMINMANAGER* mgr =
ACE_Dynamic_Service<MC_ADMINMANAGER>::instance ("MC_ADMINMANAGER");
/// Call on the administrator class to look up the desired monitors.
ACE::Monitor_Control::Monitor_Base *memory_monitor =
mgr->admin ().monitor_point ("OS/Memory/TotalUsage");
if (memory_monitor != 0)
{
/// Query each monitor for its data every 2 seconds, and call the
/// appropriate display function.
for (int i = 0; i < 10; ++i)
{
ACE_OS::sleep (2);
Monitor_Control_Types::Data data (memory_monitor->type ());
memory_monitor->retrieve (data);
MC_Test_Utilities::display_memory_usage (data);
}
memory_monitor->remove_ref ();
}
return 0;
}
};
#endif /* ACE_HAS_MONITOR_FRAMEWORK==1 */
int
ACE_TMAIN (int /* argc */, ACE_TCHAR * /* argv */ [])
{
#if defined (ACE_HAS_MONITOR_FRAMEWORK) && (ACE_HAS_MONITOR_FRAMEWORK == 1)
/// Set the timer for memory usage check at 2 sec.
Monitor_Base *memory_usage_monitor =
create_os_monitor<MEMORY_USAGE_MONITOR> (0, ACE_Time_Value (2));
/// Runs the reactor's event loop in a separate thread so the timer(s)
/// can run concurrently with the application.
START_PERIODIC_MONITORS;
/// Run the monitor checker in a separate thread.
Monitor_Checker monitor_checker;
monitor_checker.activate ();
char * str_array[5] = {0};
for (int i = 0; i < 10; ++i)
{
ACE_OS::sleep (2);
/// Allocate a large string in each of the first 5 loops,
/// free them in the last 5 loops.
if (i < 5)
{
str_array[i] = new char[1024*1024*10];
}
else
{
delete [] str_array[i - 5];
}
}
/// End the reactor's event loop, stopping the timer(s).
STOP_PERIODIC_MONITORS;
memory_usage_monitor->remove_ref ();
#endif /* ACE_HAS_MONITOR_FRAMEWORK==1 */
return 0;
}
|