CPUUsage: support display value per core

This commit is contained in:
李通洲
2023-10-10 16:00:23 +08:00
parent 6b008ed93b
commit 42cf88be9d
9 changed files with 179 additions and 61 deletions
+9 -6
View File
@@ -6,7 +6,7 @@
#include <ntstatus.h>
#include <winternl.h>
const char* ffGetCpuUsageInfo(uint64_t* inUseAll, uint64_t* totalAll)
const char* ffGetCpuUsageInfo(FFlist* cpuTimes)
{
ULONG size = 0;
if(NtQuerySystemInformation(SystemProcessorPerformanceInformation, NULL, 0, &size) != STATUS_INFO_LENGTH_MISMATCH)
@@ -16,8 +16,6 @@ const char* ffGetCpuUsageInfo(uint64_t* inUseAll, uint64_t* totalAll)
if(!NT_SUCCESS(NtQuerySystemInformation(SystemProcessorPerformanceInformation, pinfo, size, &size)))
return "NtQuerySystemInformation(SystemProcessorPerformanceInformation, size) failed";
*inUseAll = *totalAll = 0;
for (uint32_t i = 0; i < size / sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION); ++i)
{
SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION* coreInfo = pinfo + i;
@@ -28,9 +26,14 @@ const char* ffGetCpuUsageInfo(uint64_t* inUseAll, uint64_t* totalAll)
coreInfo->KernelTime.QuadPart -= coreInfo->IdleTime.QuadPart;
coreInfo->KernelTime.QuadPart += dpcTime + interruptTime;
LONGLONG inUse = coreInfo->UserTime.QuadPart + coreInfo->KernelTime.QuadPart;
*inUseAll += (uint64_t)inUse;
*totalAll += (uint64_t)(inUse + coreInfo->IdleTime.QuadPart);
uint64_t inUse = (uint64_t) (coreInfo->UserTime.QuadPart + coreInfo->KernelTime.QuadPart);
uint64_t total = inUse + (uint64_t)coreInfo->IdleTime.QuadPart;
FFCpuUsageInfo* info = (FFCpuUsageInfo*) ffListAdd(cpuTimes);
*info = (FFCpuUsageInfo) {
.inUseAll = (uint64_t)inUse,
.totalAll = (uint64_t)total,
};
}
return NULL;