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[Media scan] Change speed calculation algorithm for one more stable and with less spikes.

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This commit is contained in:
Natalia Portillo
2025-11-20 03:45:32 +00:00
parent c540bd794d
commit e201ebcf9d
3 changed files with 99 additions and 90 deletions
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78
Aaru.Core/Devices/Scanning/SCSI.cs
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@@ -56,8 +56,8 @@ public sealed partial class MediaScan
bool sense;
uint blockSize = 0;
ushort currentProfile = 0x0001;
bool foundReadCommand = false;
bool readcd = false;
var foundReadCommand = false;
var readcd = false;
results.Blocks = 0;
@@ -76,7 +76,7 @@ public sealed partial class MediaScan
{
case 0x3A:
{
int leftRetries = 5;
var leftRetries = 5;
while(leftRetries > 0)
{
@@ -101,7 +101,7 @@ public sealed partial class MediaScan
}
case 0x04 when decSense.Value.ASCQ == 0x01:
{
int leftRetries = 10;
var leftRetries = 10;
while(leftRetries > 0)
{
@@ -130,7 +130,7 @@ public sealed partial class MediaScan
// These should be trapped by the OS but seems in some cases they're not
case 0x28:
{
int leftRetries = 10;
var leftRetries = 10;
while(leftRetries > 0)
{
@@ -222,7 +222,7 @@ public sealed partial class MediaScan
return results;
}
bool compactDisc = true;
var compactDisc = true;
FullTOC.CDFullTOC? toc = null;
if(_dev.ScsiType == PeripheralDeviceTypes.MultiMediaDevice)
@@ -368,10 +368,10 @@ public sealed partial class MediaScan
InitBlockMap?.Invoke(results.Blocks, blockSize, blocksToRead, currentProfile);
mhddLog = new MhddLog(_mhddLogPath, _dev, results.Blocks, blockSize, blocksToRead, false);
ibgLog = new IbgLog(_ibgLogPath, currentProfile);
_speedStopwatch.Restart();
ulong sectorSpeedStart = 0;
InitProgress?.Invoke();
uint accumulatedSpeedSectors = 0;
double accumulatedSpeedMs = 0;
for(ulong i = 0; i < results.Blocks; i += blocksToRead)
{
@@ -392,6 +392,8 @@ public sealed partial class MediaScan
(long)i,
(long)results.Blocks);
_speedStopwatch.Restart();
if(readcd)
{
sense = _dev.ReadCd(out _,
@@ -414,6 +416,10 @@ public sealed partial class MediaScan
else
sense = scsiReader.ReadBlocks(out _, i, blocksToRead, out cmdDuration, out _, out _);
_speedStopwatch.Stop();
accumulatedSpeedMs += _speedStopwatch.ElapsedMilliseconds;
accumulatedSpeedSectors += blocksToRead;
results.ProcessingTime += cmdDuration;
if(!sense)
@@ -460,8 +466,6 @@ public sealed partial class MediaScan
Localization.Core.READ_CD_error_0,
Sense.PrettifySense(senseBuf.ToArray()));
;
senseDecoded = Sense.Decode(senseBuf);
if(senseDecoded.HasValue)
@@ -500,24 +504,20 @@ public sealed partial class MediaScan
}
}
sectorSpeedStart += blocksToRead;
double elapsed = _speedStopwatch.Elapsed.TotalSeconds;
if(elapsed <= 0) continue;
currentSpeed = sectorSpeedStart * blockSize / (1048576 * elapsed);
ScanSpeed?.Invoke(i, currentSpeed * 1024);
sectorSpeedStart = 0;
_speedStopwatch.Restart();
if(accumulatedSpeedMs >= 100)
{
currentSpeed = accumulatedSpeedSectors * blockSize / (1048576 * (accumulatedSpeedMs / 1000.0));
ScanSpeed?.Invoke(i, currentSpeed * 1024);
accumulatedSpeedMs = 0;
accumulatedSpeedSectors = 0;
}
}
_speedStopwatch.Stop();
_scanStopwatch.Stop();
EndProgress?.Invoke();
mhddLog.Close();
currentSpeed = sectorSpeedStart * blockSize / (1048576 * _speedStopwatch.Elapsed.TotalSeconds);
currentSpeed = accumulatedSpeedSectors * blockSize / (1048576 * (accumulatedSpeedMs / 1000.0));
// ReSharper disable once CompareOfFloatsByEqualityOperator
if(results.MaxSpeed == double.MinValue) results.MaxSpeed = currentSpeed;
@@ -542,10 +542,10 @@ public sealed partial class MediaScan
InitBlockMap?.Invoke(results.Blocks, blockSize, scsiReader.BlocksToRead, currentProfile);
mhddLog = new MhddLog(_mhddLogPath, _dev, results.Blocks, blockSize, scsiReader.BlocksToRead, false);
ibgLog = new IbgLog(_ibgLogPath, currentProfile);
_speedStopwatch.Restart();
ulong sectorSpeedStart = 0;
InitProgress?.Invoke();
uint accumulatedSpeedSectors = 0;
double accumulatedSpeedMs = 0;
for(ulong i = 0; i < results.Blocks; i += scsiReader.BlocksToRead)
{
@@ -566,8 +566,12 @@ public sealed partial class MediaScan
(long)i,
(long)results.Blocks);
_speedStopwatch.Restart();
sense = scsiReader.ReadBlocks(out _, i, blocksToRead, out double cmdDuration, out _, out _);
results.ProcessingTime += cmdDuration;
_speedStopwatch.Stop();
accumulatedSpeedMs += _speedStopwatch.ElapsedMilliseconds;
accumulatedSpeedSectors += blocksToRead;
results.ProcessingTime += cmdDuration;
if(!sense && !_dev.Error)
{
@@ -616,23 +620,21 @@ public sealed partial class MediaScan
ibgLog.Write(i, 0);
}
sectorSpeedStart += blocksToRead;
double elapsed = _speedStopwatch.Elapsed.TotalSeconds;
if(elapsed <= 0) continue;
currentSpeed = sectorSpeedStart * blockSize / (1048576 * elapsed);
ScanSpeed?.Invoke(i, currentSpeed * 1024);
sectorSpeedStart = 0;
_speedStopwatch.Restart();
if(accumulatedSpeedMs >= 100)
{
currentSpeed = accumulatedSpeedSectors * blockSize / (1048576 * (accumulatedSpeedMs / 1000.0));
ScanSpeed?.Invoke(i, currentSpeed * 1024);
accumulatedSpeedMs = 0;
accumulatedSpeedSectors = 0;
}
}
_speedStopwatch.Stop();
_scanStopwatch.Stop();
EndProgress?.Invoke();
mhddLog.Close();
currentSpeed = accumulatedSpeedSectors * blockSize / (1048576 * (accumulatedSpeedMs / 1000.0));
ibgLog.Close(_dev,
results.Blocks,
blockSize,
@@ -651,11 +653,11 @@ public sealed partial class MediaScan
InitProgress?.Invoke();
for(int i = 0; i < seekTimes; i++)
for(var i = 0; i < seekTimes; i++)
{
if(_aborted || !_seekTest) break;
uint seekPos = (uint)rnd.Next((int)results.Blocks);
var seekPos = (uint)rnd.Next((int)results.Blocks);
PulseProgress?.Invoke(string.Format(Localization.Core.Seeking_to_sector_0, seekPos));