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CpuUsage: improve performance

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This commit is contained in:
李通洲
2022-11-15 17:48:57 +08:00
parent 227eb707d2
commit 3f008c4b6d
1 changed files with 17 additions and 10 deletions
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src/detection/cpuUsage/cpuUsage.c
+17 -10
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@@ -36,23 +36,30 @@ const char* ffGetCpuUsageResult(double* result)
error = ffGetCpuUsageInfo(&inUseAll1, &totalAll1);
if(error)
return error;
ffTimeSleep(1000);
ffTimeSleep(250);
}
else
{
uint64_t duration = ffTimeGetTick() - startTime;
if(duration < 1000)
ffTimeSleep(1000 - (uint32_t) duration);
if(duration < 250)
ffTimeSleep(250 - (uint32_t) duration);
}
uint64_t inUseAll2, totalAll2;
error = ffGetCpuUsageInfo(&inUseAll2, &totalAll2);
if(error)
return error;
while(true)
{
uint64_t inUseAll2, totalAll2;
error = ffGetCpuUsageInfo(&inUseAll2, &totalAll2);
if(error)
return error;
*result = (double)(inUseAll2 - inUseAll1) / (double)(totalAll2 - totalAll1) * 100;
return NULL;
if(inUseAll2 != inUseAll1)
{
*result = (double)(inUseAll2 - inUseAll1) / (double)(totalAll2 - totalAll1) * 100;
return NULL;
}
else
ffTimeSleep(250);
}
}
#endif //FF_DETECTION_CPUUSAGE_NOWAIT