StdFilePerformanceCheck.cpp

[詳解]

 
 
#include "pch.h"
#include "StdFilePerformanceCheck.h"
 
using namespace PerfCheck;
 
StdFilePerformanceCheck::StdFilePerformanceCheck (alt::Console& console)
    :PerformanceCheck (console)
{
    _maxFileSize = -1;
}
 
StdFilePerformanceCheck::~StdFilePerformanceCheck ()
{
}
 
BOOL StdFilePerformanceCheck::DoAction ()
{
    _maxFileSize = 16 * 1000;
    this->Core ((int)pow (2, 0));   //           1
    this->Core ((int)pow (2, 1));   //           2
    this->Core ((int)pow (2, 2));   //           4
    this->Core ((int)pow (2, 3));   //           8
    this->Core ((int)pow (2, 4));   //          16
 
    _maxFileSize = 512 * 100;
    this->Core ((int)pow (2, 5));   //          32
    this->Core ((int)pow (2, 6));   //          64
    this->Core ((int)pow (2, 7));   //         128
    this->Core ((int)pow (2, 8));   //         256
    this->Core ((int)pow (2, 9));   //         512
 
    _maxFileSize = 16384 * 100;
    this->Core ((int)pow (2, 10));  //       1,024
    this->Core ((int)pow (2, 11));  //       2,048
    this->Core ((int)pow (2, 12));  //       4,096
    this->Core ((int)pow (2, 13));  //       8,192
    this->Core ((int)pow (2, 14));  //      16,384
 
    _maxFileSize = 1048576 * 100;
    this->Core ((int)pow (2, 15));  //      32,768
    this->Core ((int)pow (2, 16));  //      65,536
    this->Core ((int)pow (2, 17));  //     131,072
    this->Core ((int)pow (2, 18));  //     262,144
    this->Core ((int)pow (2, 19));  //     524.288
    this->Core ((int)pow (2, 20));  //   1,048,576
 
    _maxFileSize = 33554432 * 10;
    this->Core ((int)pow (2, 21));  //   2,097,152
    this->Core ((int)pow (2, 22));  //   4,194,304
    this->Core ((int)pow (2, 23));  //   8,388,608
    this->Core ((int)pow (2, 24));  //  16,777,216
    this->Core ((int)pow (2, 25));  //  33,554,432
 
    return TRUE;
}
 
BOOL StdFilePerformanceCheck::Core (const int param1)
{
    this->Core1 (param1);
    this->Core2 (param1);
 
    return TRUE;
}
 
#pragma warning (push)
#pragma warning (disable:6387)
BOOL StdFilePerformanceCheck::Core1 (const int param1)
{
    alt::QueryPerformance Q;
 
    Q.Start ();
 
    FILE* fp;
    BYTE* byDummy = new BYTE[param1];
    ZeroMemory (byDummy, param1 * sizeof (BYTE));
    size_t writeSize = 0;
 
    errno_t errNo = fopen_s (&fp, ".\\test.bin", "wb");
 
    while (writeSize < _maxFileSize)
    {
        size_t written = fwrite (byDummy, param1 * sizeof (BYTE), 1, fp);
        writeSize += written;
    }
 
    fclose (fp);
 
    delete[] byDummy;
 
    Q.Stop ();
 
    double writePerformance = ((writeSize / 1024 / 1024) / (Q.PastTime () / 1000));
 
    _console.Format (_T ("%10dbytes単位の書き込み 書き込み量:%10lld 書き込み時間：%10.4fmsec 結果:%9.4fMBytes/sec\n"),
                     param1, writeSize, Q.PastTime (), writePerformance);
 
    return TRUE;
}
 
BOOL StdFilePerformanceCheck::Core2 (const int param1)
{
    alt::QueryPerformance Q;
 
    Q.Start ();
 
    FILE* fp;
    BYTE* byDummy = new BYTE[param1];
    ZeroMemory (byDummy, param1 * sizeof (BYTE));
    size_t readSize = 0;
 
    errno_t errNo = fopen_s (&fp, ".\\test.bin", "rb");
 
    while (readSize < _maxFileSize)
    {
        size_t read = fread (byDummy, param1 * sizeof (BYTE), 1, fp);
        readSize += read;
    }
 
    fclose (fp);
 
    delete[] byDummy;
 
    Q.Stop ();
 
    double readPerformance = ((readSize / 1024 / 1024) / (Q.PastTime () / 1000));
 
    _console.Format (_T ("%10dbytes単位の読み込み 読み込み量:%10lld 読み込み時間：%10.4fmsec 結果:%9.4fMBytes/sec\n"),
                     param1, readSize, Q.PastTime (), readPerformance);
 
    return TRUE;
}
#pragma warning (pop)