PowerShell/Scripts/check-swap-space.ps1
2022-10-25 15:08:56 +02:00

49 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 (10 GB by default)
.EXAMPLE
PS> ./check-swap-space
✅ Swap space uses 63 GB of 1856 GB.
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([int]$MinLevel = 10) # minimum level in GB
try {
[int]$Total = [int]$Used = [int]$Free = 0
if ($IsLinux) {
$Result = $(free --mega | grep Swap:)
[int]$Total = $Result.subString(5,14)
[int]$Used = $Result.substring(20,13)
[int]$Free = $Result.substring(32,11)
} else {
$Items = Get-WmiObject -class "Win32_PageFileUsage" -namespace "root\CIMV2" -computername localhost
foreach ($Item in $Items) {
$Total = $Item.AllocatedBaseSize
$Used = $Item.CurrentUsage
$Free = ($Total - $Used)
}
}
if ($Total -eq 0) {
"⚠️ No swap space!"
} elseif ($Free -lt $MinLevel) {
"⚠️ Swap space has only $Free GB of $Total GB left to use!"
} elseif ($Used -lt $Free) {
"✅ Swap space uses $Used GB of $Total GB."
} else {
"✅ Swap space has $Free GB of $Total GB left."
}
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}