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
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
/**
* @file
*
* @brief CPU Usage Report
* @ingroup libmisc_cpuuse CPU Usage
*/
/*
* COPYRIGHT (c) 1989-2010.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <inttypes.h>
#include <rtems/cpuuse.h>
#include <rtems/printer.h>
#include <rtems/score/objectimpl.h>
#include <rtems/score/threadimpl.h>
#include <rtems/score/todimpl.h>
#include <rtems/score/watchdogimpl.h>
#include "cpuuseimpl.h"
/*
* rtems_cpu_usage_report
*/
void rtems_cpu_usage_report_with_plugin(
const rtems_printer *printer
)
{
uint32_t i;
uint32_t api_index;
Thread_Control *the_thread;
Objects_Information *information;
char name[13];
uint32_t ival, fval;
Timestamp_Control uptime, total, used, uptime_at_last_reset;
uint32_t seconds, nanoseconds;
/*
* When not using nanosecond CPU usage resolution, we have to count
* the number of "ticks" we gave credit for to give the user a rough
* guideline as to what each number means proportionally.
*/
_Timestamp_Set_to_zero( &total );
uptime_at_last_reset = CPU_usage_Uptime_at_last_reset;
rtems_printf(
printer,
"-------------------------------------------------------------------------------\n"
" CPU USAGE BY THREAD\n"
"------------+----------------------------------------+---------------+---------\n"
" ID | NAME | SECONDS | PERCENT\n"
"------------+----------------------------------------+---------------+---------\n"
);
for ( api_index = 1 ; api_index <= OBJECTS_APIS_LAST ; api_index++ ) {
#if !defined(RTEMS_POSIX_API) || defined(RTEMS_DEBUG)
if ( !_Objects_Information_table[ api_index ] )
continue;
#endif
information = _Objects_Information_table[ api_index ][ 1 ];
if ( information ) {
for ( i=1 ; i <= information->maximum ; i++ ) {
the_thread = (Thread_Control *)information->local_table[ i ];
if ( !the_thread )
continue;
rtems_object_get_name( the_thread->Object.id, sizeof(name), name );
rtems_printf(
printer,
" 0x%08" PRIx32 " | %-38s |",
the_thread->Object.id,
name
);
_Thread_Get_CPU_time_used( the_thread, &used );
_TOD_Get_uptime( &uptime );
_Timestamp_Subtract( &uptime_at_last_reset, &uptime, &total );
_Timestamp_Divide( &used, &total, &ival, &fval );
/*
* Print the information
*/
seconds = _Timestamp_Get_seconds( &used );
nanoseconds = _Timestamp_Get_nanoseconds( &used ) /
TOD_NANOSECONDS_PER_MICROSECOND;
rtems_printf( printer,
"%7" PRIu32 ".%06" PRIu32 " |%4" PRIu32 ".%03" PRIu32 "\n",
seconds, nanoseconds,
ival, fval
);
}
}
}
seconds = _Timestamp_Get_seconds( &total );
nanoseconds = _Timestamp_Get_nanoseconds( &total ) /
TOD_NANOSECONDS_PER_MICROSECOND;
rtems_printf(
printer,
"------------+----------------------------------------+---------------+---------\n"
" TIME SINCE LAST CPU USAGE RESET IN SECONDS: %7" PRIu32 ".%06" PRIu32 "\n"
"-------------------------------------------------------------------------------\n",
seconds, nanoseconds
);
}
void rtems_cpu_usage_report( void )
{
rtems_printer printer;
rtems_print_printer_printk( &printer );
rtems_cpu_usage_report_with_plugin( &printer );
}
|