Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

[Storage][DataMovement] Adjust local file buffer size #47043

Merged
merged 3 commits into from
Nov 12, 2024
Merged
Show file tree
Hide file tree
Changes from 2 commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Original file line number Diff line number Diff line change
Expand Up @@ -66,7 +66,10 @@ public static async Task<JobPartPlanFile> CreateJobPartPlanFileAsync(
{
using (FileStream fileStream = File.Create(result.FileName.ToString()))
{
await headerStream.CopyToAsync(fileStream, DefaultBufferSize, cancellationToken).ConfigureAwait(false);
await headerStream.CopyToAsync(
fileStream,
DataMovementConstants.DefaultStreamCopyBufferSize,
cancellationToken).ConfigureAwait(false);
}
}
catch (Exception)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,10 @@ public static async Task<JobPlanFile> CreateJobPlanFileAsync(
{
using (FileStream fileStream = File.Create(jobPlanFile.FilePath))
{
await headerStream.CopyToAsync(fileStream, DefaultBufferSize, cancellationToken).ConfigureAwait(false);
await headerStream.CopyToAsync(
fileStream,
DataMovementConstants.DefaultStreamCopyBufferSize,
cancellationToken).ConfigureAwait(false);
}
}
catch (Exception)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -142,11 +142,9 @@ protected internal override async Task CopyFromStreamAsync(
{
fileStream.Seek(position, SeekOrigin.Begin);
}
await stream.CopyToAsync(
fileStream,
(int)streamLength,
cancellationToken)
.ConfigureAwait(false);

int bufferSize = Math.Min((int)streamLength, DataMovementConstants.DefaultStreamCopyBufferSize);
await stream.CopyToAsync(fileStream, bufferSize, cancellationToken).ConfigureAwait(false);
}
}
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -152,8 +152,8 @@ public override async Task<Stream> ReadJobPlanFileAsync(
int length,
CancellationToken cancellationToken = default)
{
int maxArraySize = length > 0 ? length : DataMovementConstants.DefaultArrayPoolArraySize;
Stream copiedStream = new PooledMemoryStream(ArrayPool<byte>.Shared, maxArraySize);
int bufferSize = length > 0 ? length : DataMovementConstants.DefaultStreamCopyBufferSize;
Stream copiedStream = new PooledMemoryStream(ArrayPool<byte>.Shared, bufferSize);

CancellationHelper.ThrowIfCancellationRequested(cancellationToken);
if (_transferStates.TryGetValue(transferId, out JobPlanFile jobPlanFile))
Expand All @@ -164,7 +164,7 @@ public override async Task<Stream> ReadJobPlanFileAsync(
using (MemoryMappedFile mmf = MemoryMappedFile.CreateFromFile(jobPlanFile.FilePath))
using (MemoryMappedViewStream mmfStream = mmf.CreateViewStream(offset, length, MemoryMappedFileAccess.Read))
{
await mmfStream.CopyToAsync(copiedStream).ConfigureAwait(false);
await mmfStream.CopyToAsync(copiedStream, bufferSize, cancellationToken).ConfigureAwait(false);
}

copiedStream.Position = 0;
Expand Down Expand Up @@ -193,16 +193,16 @@ public override async Task<Stream> ReadJobPartPlanFileAsync(
{
if (jobPlanFile.JobParts.TryGetValue(partNumber, out JobPartPlanFile jobPartPlanFile))
{
int maxArraySize = length > 0 ? length : DataMovementConstants.DefaultArrayPoolArraySize;
Stream copiedStream = new PooledMemoryStream(ArrayPool<byte>.Shared, maxArraySize);
int bufferSize = length > 0 ? length : DataMovementConstants.DefaultStreamCopyBufferSize;
Stream copiedStream = new PooledMemoryStream(ArrayPool<byte>.Shared, bufferSize);

await jobPartPlanFile.WriteLock.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
using (MemoryMappedFile mmf = MemoryMappedFile.CreateFromFile(jobPartPlanFile.FilePath))
using (MemoryMappedViewStream mmfStream = mmf.CreateViewStream(offset, length, MemoryMappedFileAccess.Read))
{
await mmfStream.CopyToAsync(copiedStream).ConfigureAwait(false);
await mmfStream.CopyToAsync(copiedStream, bufferSize, cancellationToken).ConfigureAwait(false);
}

copiedStream.Position = 0;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@ internal class DataMovementConstants
internal const int MaxJobPartReaders = 64;
internal const int MaxJobChunkTasks = 3000;
internal const int StatusCheckInSec = 10;
internal const int DefaultArrayPoolArraySize = 4 * 1024;
internal const int DefaultStreamCopyBufferSize = 81920; // Use the .NET default

internal const long DefaultInitialTransferSize = 32 * Constants.MB;
internal const long DefaultChunkSize = 4 * Constants.MB;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -472,7 +472,7 @@ public async Task WriteChunkToTempFile(string chunkFilePath, Stream source)
{
await source.CopyToAsync(
fileStream,
Constants.DefaultDownloadCopyBufferSize,
DataMovementConstants.DefaultStreamCopyBufferSize,
_cancellationToken)
.ConfigureAwait(false);
}
Expand Down
Loading