Source code of Windows XP (NT5)
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256 lines
9.7 KiB

/*++
Copyright (c) 1997 Microsoft Corporation
Module Name:
procmon.c
Abstract:
Little program for recording the various idle states of a machine
Author:
John Vert (jvert) 1/14/2000
Revision History:
--*/
#include <nt.h>
#include <ntrtl.h>
#include <nturtl.h>
#include <stdio.h>
#include <conio.h>
#define DISPLAY_TOTAL 0
#define DISPLAY_DELTA 1
#define DISPLAY_RAW 2
#define DISPLAY_INFO 3
#define DISPLAY_TRANS 4
int Display=DISPLAY_TOTAL;
int LastDisplay=DISPLAY_TOTAL;
LONG DelayTime = 5;
#define printtime(_x_) { \
ULONGLONG ms = (_x_)/10000; \
ULONG hours, minutes, seconds; \
hours = (ULONG)ms/(1000*60*60); \
if (hours) printf("%3d:",(ULONG)(ms/(1000*60*60))); \
ms=ms%(1000*60*60); \
minutes = (ULONG)ms/(1000*60); \
if (minutes || hours) printf("%02d:",(ULONG)(ms/(1000*60))); \
ms=ms%(1000*60); \
seconds = (ULONG)ms/1000; \
printf("%02d.",seconds); \
ms=ms%1000; \
printf("%03d",(ULONG)ms); \
}
__cdecl
main (argc, argv)
int argc;
char *argv[];
{
CHAR Buff[sizeof(SYSTEM_PROCESSOR_POWER_INFORMATION)*MAXIMUM_PROCESSORS];
PSYSTEM_PROCESSOR_POWER_INFORMATION PowerInfo = (PSYSTEM_PROCESSOR_POWER_INFORMATION)Buff;
ULONG Length;
NTSTATUS Status;
UCHAR LastAdjustedBusyFrequency[MAXIMUM_PROCESSORS];
UCHAR LastBusyFrequency[MAXIMUM_PROCESSORS];
UCHAR LastC3Frequency[MAXIMUM_PROCESSORS];
ULONGLONG LastFrequencyTime[MAXIMUM_PROCESSORS];
ULONG PromotionCount[MAXIMUM_PROCESSORS];
ULONG DemotionCount[MAXIMUM_PROCESSORS];
ULONGLONG LastIdleTime[MAXIMUM_PROCESSORS];
ULONGLONG LastKernelTime[MAXIMUM_PROCESSORS];
ULONGLONG DeltaTime;
ULONG i;
ULONG NumProc;
LARGE_INTEGER Delay;
ULONG Delta;
for (i = 0; i < MAXIMUM_PROCESSORS; i++) {
LastFrequencyTime[i] = 0;
PromotionCount[i] = DemotionCount[i] = 0;
}
while (1) {
if (_kbhit()) {
int Char=_getch();
switch (toupper(Char)) {
case 'T':
LastDisplay = Display = DISPLAY_TOTAL;
break;
case 'E':
LastDisplay = Display = DISPLAY_TRANS;
break;
case 'D':
LastDisplay = Display = DISPLAY_DELTA;
break;
case 'R':
LastDisplay = Display = DISPLAY_RAW;
break;
case 'I':
LastDisplay = Display;
Display = DISPLAY_INFO;
break;
case '+':
DelayTime++;
printf("New delay is %d seconds.\n",DelayTime);
break;
case '-':
if (DelayTime > 2) {
DelayTime--;
printf("New delay is %d seconds.\n",DelayTime);
} else {
printf("Delay cannot drop below %d seconds.\n",DelayTime);
}
break;
case 'Q':
return 0;
case 'P':
printf("Hit a key to continue\n");
_getch();
break;
default:
printf("Type :\n");
printf("\t'T' - display Total\n");
printf("\t'E' - display Transitions\n");
printf("\t'D' - display Delta\n");
printf("\t'R' - display Raw\n");
printf("\t'I' - display quick info\n");
printf("\t'+'/'-' - increase/decrease time pause\n");
printf("\t'Q' - Quit\n");
printf("\t'P' - Pause\n");
}
}
Status = NtQuerySystemInformation(
SystemProcessorPowerInformation,
PowerInfo,
sizeof(Buff),
&Length
);
if (!NT_SUCCESS(Status)) {
fprintf(stderr, "NtQuerySystemInformation failed: %lx\n",Status);
return(Status);
}
NumProc = Length/sizeof(SYSTEM_PROCESSOR_POWER_INFORMATION);
for (i=0;i<NumProc;i++) {
if (NumProc > 1) {
printf("%2d>",i);
}
switch (Display) {
case DISPLAY_TOTAL:
printf("Freq %3d%% (%3d%% %3d%% %3d%%) ",
PowerInfo[i].CurrentFrequency,
PowerInfo[i].LastAdjustedBusyFrequency,
PowerInfo[i].LastBusyFrequency,
PowerInfo[i].LastC3Frequency
);
printtime(PowerInfo[i].CurrentFrequencyTime);
printf(" Sys ");
printtime(PowerInfo[i].CurrentProcessorTime);
printf(" Idle ");
printtime(PowerInfo[i].CurrentProcessorIdleTime);
break;
case DISPLAY_TRANS:
printf("Freq %3d%% (%3d%% %3d%% %3d%%) ",
PowerInfo[i].CurrentFrequency,
PowerInfo[i].LastAdjustedBusyFrequency,
PowerInfo[i].LastBusyFrequency,
PowerInfo[i].LastC3Frequency
);
printf("#P: %d #D %d #E: %d #R: %d",
PowerInfo[i].PromotionCount,
PowerInfo[i].DemotionCount,
PowerInfo[i].ErrorCount,
PowerInfo[i].RetryCount
);
break;
case DISPLAY_DELTA:
printf("Freq %3d%% (%3d%% %3d%% %3d%%) ",
PowerInfo[i].CurrentFrequency,
(PowerInfo[i].LastAdjustedBusyFrequency - LastAdjustedBusyFrequency[i]),
(PowerInfo[i].LastBusyFrequency - LastBusyFrequency[i]),
(PowerInfo[i].LastC3Frequency - LastC3Frequency[i])
);
DeltaTime = PowerInfo[i].CurrentFrequencyTime - LastFrequencyTime[i];
printtime(DeltaTime);
printf(" Sys ");
printtime((PowerInfo[i].CurrentProcessorTime - LastKernelTime[i]));
printf(" Idle ");
printtime((PowerInfo[i].CurrentProcessorIdleTime - LastIdleTime[i]));
break;
case DISPLAY_RAW:
printf("Freq %3d%% (%3d%% %3d%% %3d%%) %I64X #E %8d #R %8d",
PowerInfo[i].CurrentFrequency,
PowerInfo[i].LastAdjustedBusyFrequency,
PowerInfo[i].LastBusyFrequency,
PowerInfo[i].LastC3Frequency,
PowerInfo[i].CurrentFrequencyTime,
PowerInfo[i].ErrorCount,
PowerInfo[i].RetryCount
);
break;
case DISPLAY_INFO:
printf("Frequencies: Current =%3d%% MaxProc =%3d%% MinProc =%3d%%\n"
"Percentages: Adjusted=%3d%% Busy =%3d%% C3 =%3d%%\n"
"Limiters: Thermal =%3d%% Constant=%3d%% Degraded=%3d%%\n"
"Counts: Promote =%4d Demote =%4d\n"
"Status: Retries =%4d Errors =%4d",
PowerInfo[i].CurrentFrequency,
PowerInfo[i].ProcessorMaxThrottle,
PowerInfo[i].ProcessorMinThrottle,
PowerInfo[i].LastAdjustedBusyFrequency,
PowerInfo[i].LastBusyFrequency,
PowerInfo[i].LastC3Frequency,
PowerInfo[i].ThermalLimitFrequency,
PowerInfo[i].ConstantThrottleFrequency,
PowerInfo[i].DegradedThrottleFrequency,
PowerInfo[i].PromotionCount,
PowerInfo[i].DemotionCount,
PowerInfo[i].RetryCount,
PowerInfo[i].ErrorCount
);
break;
}
LastAdjustedBusyFrequency[i] = PowerInfo[i].LastAdjustedBusyFrequency;
LastBusyFrequency[i] = PowerInfo[i].LastBusyFrequency;
LastC3Frequency[i] = PowerInfo[i].LastC3Frequency;
LastFrequencyTime[i] = PowerInfo[i].CurrentFrequencyTime;
PromotionCount[i] = PowerInfo[i].PromotionCount;
DemotionCount[i] = PowerInfo[i].DemotionCount;
LastIdleTime[i] = PowerInfo[i].CurrentProcessorIdleTime;
LastKernelTime[i] = PowerInfo[i].CurrentProcessorTime;
printf("\n");
}
//
// Revert Back to whatever we were displaying before...
//
if (Display != LastDisplay) {
Display = LastDisplay;
}
Delay.QuadPart = - DelayTime * 1000 * 1000 * 10;
NtDelayExecution(FALSE, &Delay);
}
return 0;
}