PowerShell/Scripts/check-swap-space.ps1
2022-10-09 12:34:06 +02:00

47 lines
1.2 KiB
PowerShell
Executable File

<#
.SYNOPSIS
Checks the swap space
.DESCRIPTION
This PowerShell script checks the free swap space.
.PARAMETER MinLevel
Specifies the minimum level (50 GB by default)
.EXAMPLE
PS> ./check-swap-space
Swap space has 1826 GB left (1856 GB total)
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([int]$MinLevel = 50) # minimum level in GB
try {
if ($IsLinux) {
$Result = $(free --mega | grep Swap:)
[int]$Total = $Result.subString(5,14)
[int]$Used = $Result.substring(20,13)
[int]$Free = $Result.substring(31,12)
} else {
$Items = get-wmiobject -class "Win32_PageFileUsage" -namespace "root\CIMV2" -computername localhost
foreach ($Item in $Items) {
[int]$Total = $Item.AllocatedBaseSize
[int]$Used = $Item.CurrentUsage
[int]$Free = ($Total - $Used)
}
}
if ($Total -eq "0") {
$Reply = "No swap space configured!"
} elseif ($Free -lt $MinLevel) {
$Reply = "Swap space has only $Free GB left to use! ($Used of $Total GB used, minimum is $MinLevel GB)"
} else {
$Reply = "✅ Swap space has $Free GB left, $Total GB total."
}
"$Reply"
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}