POWERSHELL: Get system information

GetSystemInformation.ps1

Clear-Host

$memInfo = Get-WmiObject Win32_PhysicalMemory
$diskInfo = Get-Disk | Sort-Object DiskNumber 
$driveInfo = Get-Volume | Where-Object { $_.DriveLetter } | Sort-Object DriveLetter

Write-Host 'Get-ComputerInfo' -ForegroundColor Yellow
$computerInfo = Get-ComputerInfo | Select-Object `
    @{Name="DNSHostName"; Expression={$_.CsDNSHostName}}, 
    @{Name="Domain"; Expression={$_.CsDomain}}, 
    @{Name="UserName"; Expression={$_.CsUserName}}, 
    @{Name="Model"; Expression={$_.CsModel}}, 
    OsName,
    WindowsEditionId,
    OSDisplayVersion,
    OsProductType,
    OsVersion,
    OsBuildNumber,
    OsArchitecture,
    OsLanguage,
    BiosSeralNumber,
    BiosManufacturer,
    BiosName,
    TimeZone,
    @{Name="OsInstallDate"; Expression={([DateTime]$_.OsInstallDate).ToString("yyyy-MM-dd HH:mm:ssK")}}, 
    @{Name="OsLocalDateTime"; Expression={([DateTime]$_.OsLocalDateTime).ToString("yyyy-MM-dd HH:mm:ssK")}}, 
    @{Name="OsLastBootUpTime"; Expression={([DateTime]$_.OsLastBootUpTime).ToString("yyyy-MM-dd HH:mm:ssK")}}, 
    OsUptime,
    @{Name="NumberOfProcessors"; Expression={$_.CsNumberOfProcessors}}, 
    @{Name="NumberOfLogicalProcessors"; Expression={$_.CsNumberOfLogicalProcessors}}, 
    @{Name="PhyicallyInstalledMemoryMB"; Expression={$_.CsPhyicallyInstalledMemory / 1MB}}, 
    @{Name="FreePhysicalMemoryMB"; Expression={[math]::Round($_.OsFreePhysicalMemory / 1MB, 2)}},
    @{Name="MemoryCount"; Expression={$memInfo.Count}},     
    @{Name="MemoryInfo"; Expression={ 
        $memInfo | Select-Object DeviceLocator,
            Manufacturer,
            @{Name="PartNumber"; Expression={$_.PartNumber.Trim()}},     
            @{Name="CapacityMB"; Expression={$_.Capacity / 1MB}}, 
            SerialNumber,
            @{Name="Type"; Expression={$_.MemoryType}},     
            @{Name="BIOSType"; Expression={$_.SMBIOSMemoryType}},     
            @{Name="Speed"; Expression={$_.Speed}}
    }},
    @{Name="DiskCount"; Expression={$diskInfo.Count}},     
    @{Name="DiskInfo"; Expression={ 
        $diskInfo | Select-Object DiskNumber,
            ProvisioningType,
            IsBoot,
            @{Name="Status"; Expression={$_.OperationalStatus}}, 
            HealthStatus,
            BusType,
            @{Name="SizeMB"; Expression={[math]::Round($_.Size / 1MB, 2)}}, 
            @{Name="AllocatedSizeMB"; Expression={[math]::Round($_.AllocatedSize / 1MB, 2)}}, 
            PhysicalSectorSize,
            NumberOfPartitions,
            @{Name="Manufacturer"; Expression={$_.Manufacturer.Trim()}},
            FriendlyName
    }},
    @{Name="DriveCount"; Expression={$diskInfo.Count}},     
    @{Name="DriveInfo"; Expression={ 
        $driveInfo | Select-Object DriveLetter,
            FileSystemType,
            DriveType,
            @{Name="SizeMB"; Expression={[math]::Round($_.Size / 1MB, 2)}}, 
            @{Name="SizeRemainingMB"; Expression={[math]::Round($_.SizeRemaining / 1MB, 2)}}
    }} 
    
$computerInfo | Out-Host

Write-Host 'MemoryInfo' -ForegroundColor Yellow
$computerInfo.MemoryInfo | Format-Table
Write-Host 'DiskInfo' -ForegroundColor Yellow
$computerInfo.DiskInfo | Format-Table
Write-Host 'DriveInfo' -ForegroundColor Yellow
$computerInfo.DriveInfo | Format-Table

Write-Host 'Get-HotFix' -ForegroundColor Yellow
Get-HotFix | Format-Table HotFixID,InstalledBy,@{Name="InstalledOn"; Expression={([DateTime]$_.InstalledOn).ToString("yyyy-MM-dd HH:mm:ssK")}} -AutoSize | Out-Host