通过WMI来获取MPIO Disk的信息

mpiodisk.ps1

$MPIODisks = Get-WmiObject -Namespace "root\wmi" -Class mpio_disk_info |
             Select-Object "DriveInfo"

foreach ($Disk in $MPIODisks) {
    $mpiodrives = $disk.DriveInfo

    foreach ($Drive in $mpiodrives) {
        Write-Host "Drive : " $Drive.Name
        Write-Host "Path : " $Drive.NumberPaths
        Write-Host "Serial Num: " $Drive.SerialNumber
    }
}

$LBPolicy=Get-WmiObject -Namespace "root\wmi" -Class DSM_QueryLBPolicy_V2  
foreach ($lb in $LBPolicy) {
    Write-Host $lb.__CLASS
    Write-Host $lb.InstanceName
    Write-Host $lb.LoadBalancePolicy.DSMPathCount
    
    
    $dsm_paths = $lb.LoadBalancePolicy.DSM_Paths
    foreach ($path in $dsm_paths) {
        Write-Host "    __CLASS:"$path.__CLASS
        Write-Host "    DsmPathId:"$path.DsmPathId
        Write-Host "    Reserved:"$path.Reserved
        Write-Host "    PathWeight:"$path.PathWeight
        Write-Host "    PrimaryPath:"$path.PrimaryPath
        Write-Host "    OptimizedPath:"$path.OptimizedPath
        Write-Host "    PreferredPath:"$path.PreferredPath
        Write-Host "    FailedPath:"$path.FailedPath
        Write-Host "    TargetPortGroup_State:"$path.TargetPortGroup_State
        Write-Host "    ALUASupport:"$path.ALUASupport
        Write-Host "    SymmetricLUA:"$path.SymmetricLUA
        Write-Host "    TargetPortGroup_Preferred:"$path.TargetPortGroup_Preferred
        Write-Host "    TargetPortGroup_Identifier:"$path.TargetPortGroup_Identifier
        Write-Host "    TargetPort_Identifier:"$path.TargetPort_Identifier
    }
}

$DiskHealthPackets = Get-WmiObject -Namespace "root\wmi" -Class mpio_disk_health_info | 
                        Select-Object DiskHealthPackets
foreach ($diskhealth in $DiskHealthPackets.DiskHealthPackets) {
    Write-Host $diskhealth.Name
    Write-Host $diskhealth.NumberIoErrors
    Write-Host $diskhealth.NumberRetries
    Write-Host $diskhealth.CreateTime
    Write-Host $diskhealth.PathFailures
    Write-Host $diskhealth.FailTime
}

$mpio_paths=Get-WmiObject -Namespace "root\wmi" -Class  MPIO_PATH_HEALTH_INFO 
$path_health_packets=$mpio_paths.PathHealthPackets
foreach ($path in $path_health_packets) {
    Write-Host "=================================================="
    Write-Host "     PathId:"$path.PathId
    Write-Host "     NumberReads:"$path.NumberReads
    Write-Host "     NumberWrites:"$path.NumberWrites
    Write-Host "     NumberBytesRead:"$path.NumberBytesRead
    Write-Host "     NumberBytesWritten:"$path.NumberBytesWritten
    Write-Host "     NumberRetries:"$path.NumberRetries
    Write-Host "     NumberIoErrors:"$path.NumberIoErrors
    Write-Host "     CreateTime:"$path.CreateTime
    Write-Host "     FailTime:"$path.FailTime
    Write-Host "     PathOffline:"$path.PathOffline
    Write-Host "     NumberReadsWrap:"$path.NumberReadsWrap
    Write-Host "     NumberWritesWrap:"$path.NumberWritesWrap
    Write-Host "     NumberBytesReadWrap:"$path.NumberBytesReadWrap
    Write-Host "     NumberBytesWrittenWrap:"$path.NumberBytesWrittenWrap
    Write-Host "     NumberReadsWrap:"$path.OutstandingRequests
    Write-Host "     Pad:"$path.Pad
}

该脚本只在Win2012R2上测试通过，其他服务器还有待测试。