PowerShell/Scripts/check-swap-space.ps1
2021-04-16 18:46:03 +02:00

40 lines
1.2 KiB
PowerShell
Executable File

#!/usr/bin/pwsh
<#
.SYNTAX check-swap-space.ps1 [<min-level>]
.DESCRIPTION checks the free swap space
.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") {
write-warning "No swap space configured!"
exit 1
}
if ($Free -lt $MinLevel) {
write-warning "Swap space has only $Free GB left to use! ($Used GB out of $Total GB in use, minimum is $MinLevel GB)"
exit 1
}
write-host -foregroundColor green "✔️ $Free GB left on swap space ($Used GB of $Total GB used)"
exit 0
} catch {
write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}