DISKSPD のサンプルを追加

DISKSPD/DISKSPD を使用したディスク性能の計測.ps1

@@ -0,0 +1,62 @@
+# https://github.com/microsoft/diskspd
+
+$Results = New-Object -TypeName System.Collections.Generic.List[PSCustomObject]
+$aryBlockSize = @("4K", "8K", "64K", "128K", "256K")
+$aryThread = @(1,2,8,16)
+$aryPattern = @("si", "r")
+$duration = 60
+
+
+$TestFile = "E:\test.dat"
+$DiskSpd = "C:\Diskspd-v2.0.15\amd64fre\diskspd.exe"
+$BaseCmd = "$DiskSpd -c10G -b{0} -o1 -h -t{1} -{2} {3} -Rxml -d{4} $TestFile"
+
+$Output = "C:\Result"
+$Logfile = Join-Path $Output "result.txt"
+if((Test-Path $Output) -eq $false){ New-Item -ItemType directory -Path $Output}
+
+$Result = New-object -TypeName PSCustomObject | select Datetime,Path, Duration,ThreadCount,Pattern, BlockSize,ReadMBytes_sec,ReadCount_sec,WriteMBytes_sec,WriteCount_sec,ReadCmd,WriteCmd
+
+foreach($BlockSize in $aryBlockSize){
+    foreach($Thread in $aryThread){
+        foreach($Pattern in $aryPattern){
+            if ($Thread -eq 1 -and $Pattern -eq "si"){$Pattern = "s"}
+            Write-Output ($BaseCmd -f $BlockSize, "$thread", $Pattern, "", $duration)
+
+            # Read の測定
+            [xml]$xml = Invoke-Expression ($BaseCmd -f $BlockSize, "$thread", $Pattern, "", $duration)
+
+            # Read の測定結果を格納
+            $Result.Datetime = Get-Date -Format G
+            $Result.Path = $TestFile
+            $Result.Duration = $xml.Results.Profile.TimeSpans.TimeSpan.Duration
+            $Result.ThreadCount = $xml.Results.TimeSpan.ThreadCount
+            $Result.Pattern = Switch($Pattern){
+                            {"s","si" -contains $_} {"Sequential"}
+                            "r"{"Random"}}
+            $Result.BlockSize = $xml.Results.Profile.TimeSpans.TimeSpan.Targets.Target.BlockSize
+            $Result.ReadMBytes_sec = [int64](($xml.Results.TimeSpan.Thread.Target.ReadBytes | Measure-Object -Sum).Sum / $xml.Results.TimeSpan.TestTimeSeconds / [math]::Pow(1024,2))
+            $Result.ReadCount_sec = [int64](($xml.Results.TimeSpan.Thread.Target.ReadCount| Measure-Object -Sum).Sum / $xml.Results.TimeSpan.TestTimeSeconds)
+            $Result.WriteMBytes_sec = 0
+            $Result.WriteCount_sec = 0
+            $Result.ReadCmd = $BaseCmd -f $BlockSize, "$thread", $Pattern, "", $duration
+
+            Write-Output ($BaseCmd -f $BlockSize, "$thread", $Pattern, "-w100", $duration)
+
+            # Write の測定
+            $xml = Invoke-Expression ($BaseCmd -f $BlockSize, "$thread", $Pattern, "-w100", $duration)
+
+            # Write の測定結果を格納
+            $Result.WriteMBytes_sec = [int64](($xml.Results.TimeSpan.Thread.Target.WriteBytes | Measure-Object -Sum).Sum / $xml.Results.TimeSpan.TestTimeSeconds / [math]::Pow(1024,2))
+            $Result.WriteCount_sec = [int64](($xml.Results.TimeSpan.Thread.Target.WriteCount | Measure-Object -Sum).Sum / $xml.Results.TimeSpan.TestTimeSeconds)
+            $Result.WriteCmd = $BaseCmd -f $BlockSize, "$thread", $Pattern, "-w100", $duration
+
+            $Result | Export-CSV -Encoding Unicode -Path $Logfile -Append -NoTypeInformation
+            Write-Output $Results | ft
+            $Results.Add($Result.psobject.copy()) > $null
+        }
+    }
+}
+
+$Results | Out-GridView -Title "DiskSpd Result"
+