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Cache disk speeds for better performance

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This commit is contained in:
Timothy Baldridge 2019-11-20 17:04:01 -07:00
parent 27964f0348
commit 7188a926af
1 changed files with 14 additions and 1 deletions
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15
Wabbajack.Common/Utils.cs
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@ -12,6 +12,7 @@ using System.Security.Cryptography;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Alphaleonis.Win32.Filesystem;
using Ceras;
using ICSharpCode.SharpZipLib.BZip2;
using IniParser;
@ -19,6 +20,7 @@ using Newtonsoft.Json;
using Newtonsoft.Json.Bson;
using YamlDotNet.Serialization;
using YamlDotNet.Serialization.NamingConventions;
using Directory = System.IO.Directory;
using File = Alphaleonis.Win32.Filesystem.File;
using FileInfo = Alphaleonis.Win32.Filesystem.FileInfo;
using Path = Alphaleonis.Win32.Filesystem.Path;
@ -697,7 +699,7 @@ namespace Wabbajack.Common
Log(s);
}
public static long TestDiskSpeed(WorkQueue queue, string path)
private static long TestDiskSpeedInner(WorkQueue queue, string path)
{
var start_time = DateTime.Now;
var seconds = 2;
@ -725,6 +727,17 @@ namespace Wabbajack.Common
}).Sum() / seconds;
}
private static Dictionary<string, long> _cachedDiskSpeeds = new Dictionary<string, long>();
public static long TestDiskSpeed(WorkQueue queue, string path)
{
var drive_name = Volume.GetUniqueVolumeNameForPath(path);
if (_cachedDiskSpeeds.TryGetValue(drive_name, out long speed))
return speed;
speed = TestDiskSpeedInner(queue, path);
_cachedDiskSpeeds[drive_name] = speed;
return speed;
}
/// https://stackoverflow.com/questions/422090/in-c-sharp-check-that-filename-is-possibly-valid-not-that-it-exists
public static IErrorResponse IsFilePathValid(string path)
{