Use the Commvault CVDiskPerf program to test all fixed mounted disks except C: and report their performance

Test-CVPerformance.ps1

$CVDiskPerfEXE = 'C:\Program Files\Commvault\ContentStore\Base\cvdiskperf.exe'
$LogOutputDir = "$Home\desktop"

$drivesToTest = get-volume | where drivetype -match 'fixed' | where driveletter | where driveletter -notmatch 'C' | sort driveletter

foreach ($driveItem in $drivesToTest) {
    [string]$driveletter = $driveitem.driveletter
    write-verbose "Testing Drive $driveletter"
    write-progress "Testing Drive $driveletter"
    $args = @()
    $ARGS += "-SEQUENTIAL"
    $args += "-PATH"
    $args += $($driveletter + ':\') 
    $args += "-OUTFILE" 
    $args += "$LogOutputDir\$driveletter-perf.log"
    $args
    #The pipe to out-null makes it wait to complete, so we don't run perf tests concurrently
    &'C:\Program Files\Commvault\ContentStore\Base\cvdiskperf.exe' $args | Out-Null
}

$DiskPerfRegex = '(\w.+?) *: (\w.+) *'

$results = Get-childitem $LogOutputDir/*-perf.log | foreach {
    $diskPerfResultProps = [ordered]@{}

    get-content $PSItem | foreach {
        if ($PSItem -match $diskperfregex) {
          $diskPerfResultProps.($Matches.1) = ($Matches.2)
        }
    }
    $diskperfresultprops.DriveLetter = $diskperfresultprops.'Path Used' -replace '^(\w).*$','$1'
    $diskperfresultprops.VolumeLabel = (Get-Volume $diskPerfResultProps.DriveLetter).filesystemlabel
    [PSCustomObject]$diskPerfResultProps
}

$results | export-csv -NotypeInformation "$home\desktop\CVPerfResult-$(get-date -format 'yyyyMMdd-hhmmss').csv"