PowerShell/Docs/query-smart-data.md

The query-smart-data.ps1 PowerShell Script

Queries the S.M.A.R.T. data of your HDD/SSD's and saves it to the current/given directory. (use smart-data2csv.ps1 to generate a CSV table for analysis). Requires smartctl (smartmontools) and admin rights. For automation copy this script to /etc/cron.daily

Parameters

query-smart-data.ps1 [[-Directory] <String>] [<CommonParameters>]

-Directory <String>
    Specifies the path to the target directory
    
    Required?                    false
    Position?                    1
    Default value                
    Accept pipeline input?       false
    Accept wildcard characters?  false

[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Example

PS> ./query-smart-data

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<# .SYNOPSIS Queries and saves the S.M.A.R.T. data of your HDD's/SSD's .DESCRIPTION Queries the S.M.A.R.T. data of your HDD/SSD's and saves it to the current/given directory. (use smart-data2csv.ps1 to generate a CSV table for analysis). Requires smartctl (smartmontools) and admin rights. For automation copy this script to /etc/cron.daily .PARAMETER Directory Specifies the path to the target directory .EXAMPLE PS> ./query-smart-data .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #>

#Requires -RunAsAdministrator

param([string]$Directory = "")

function CheckIfInstalled { try { $null = $(smartctl --version) } catch { write-error "smartctl is not installed - make sure smartmontools are installed" exit 1 } }

try { if ($Directory -eq "") { $Directory = "$PWD" }

write-output "(1) Checking for 'smartctl'..."
CheckIfInstalled

write-output "(2) Scanning for S.M.A.R.T. devices..."
$Devices = $(smartctl --scan-open)

[int]$DevNo = 1
foreach($Device in $Devices) {
	write-output "(3) Querying data from S.M.A.R.T. device $Device..."

	$Time = (Get-Date)
	$Filename = "$Directory/SMART-dev$($DevNo)-$($Time.Year)-$($Time.Month)-$($Time.Day).json"
	write-output "(4) Saving data to $Filename..."

	$Cmd = "smartctl --all --json " + $Device 

	Invoke-Expression $Cmd > $Filename
	$DevNo++
}

"✔️  Done."
exit 0 # success

} catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 }

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