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[英]Getting OutOfMemoryException when I load a tga file of 1 mb in c#
[英]Record mb/sec When Writing A File C#
我創建了一種方法來記錄寫入文件所需的總時間。
我如何擴展它以記錄該方法每秒向我的 StringBuilder 對象寫入多少兆字節? 我在 GB
private string CreateLongRunningDummyFile(int fileSizeGb, string filePath)
{
StringBuilder sb=new StringBuilder();
Stopwatch sw = new Stopwatch();
sw.Start();
int fileSizeMb = fileSizeGb * 1024;
try
{
const int blockSize = 1024 * 8;
const int blocksPerMb = (1024 * 1024) / blockSize;
byte[] data = new byte[blockSize];
Random rng = new Random();
using (FileStream stream = File.OpenWrite(filePath))
{
// There
for (int i = 0; i < fileSizeMb * blocksPerMb; i++)
{
rng.NextBytes(data);
stream.Write(data, 0, data.Length);
}
}
sw.Stop();
File.Delete(filePath);
}
catch (Exception ex)
{
sw.Stop();
}
sb.AppendLine(string.Format("Elaspsed Time: {0}sec",sw.Elapsed.TotalSeconds.ToString()));
return sb.ToString();
}
做一些數學運算
var rate = fileSizeGb / 1024 / sw.Elapsed.TotalSeconds;
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