Georgy Puzakov
47 lines
2.3 KiB
PowerShell
47 lines
2.3 KiB
PowerShell
# The $env:AGENT_NAME and $env:RUNNER_NAME are predefined variables for the ADO pipelines and for the GitHub actions respectively.
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# If the test is running on the ADO pipeline or on the GitHub actions, the test will be skipped
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Describe "Disk free space" -Skip:(-not [String]::IsNullOrEmpty($env:AGENT_NAME) -or -not [String]::IsNullOrEmpty($env:RUNNER_NAME)) {
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It "Image has enough free space" {
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$diskInfo = Get-PSDrive "/"
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$totalSpaceGB = [math]::Floor(($diskInfo.Used + $diskInfo.Free) / 1GB)
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$freeSpaceGB = [math]::Floor($diskInfo.Free / 1GB)
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Write-Host " [i] Disk size: ${totalSpaceGB} GB; Free space: ${freeSpaceGB} GB"
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$freeSpaceGB | Should -BeGreaterOrEqual 17
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}
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}
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Describe "fwupd removed" {
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It "Is not present on box" {
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$systemctlOutput = & systemctl list-units fwupd-refresh.timer --no-legend
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# When disabled the output looks like this:
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#❯ systemctl list-units fwupd-refresh.timer --no-legend
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#● fwupd-refresh.timer masked failed failed fwupd-refresh.timer
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# When enabled the output looks like this:
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#❯ systemctl list-units fwupd-refresh.timer --no-legend
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#fwupd-refresh.timer loaded active waiting Refresh fwupd metadata regularly
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$systemctlOutput | Should -Not -Match "active"
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}
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}
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# https://github.com/actions/runner-images/issues/13770
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# Linux kernel 6.17 changed read_ahead_kb from 128 to 4096 on Azure VMs, causing I/O thrashing
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Describe "ReadAhead udev rule" -Skip:(-not (Test-IsUbuntu24)) {
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It "udev rule file exists" {
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"/etc/udev/rules.d/99-readahead.rules" | Should -Exist
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}
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It "udev rule contains correct read_ahead_kb value" {
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$content = Get-Content "/etc/udev/rules.d/99-readahead.rules" -Raw
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$content | Should -Match 'ATTR\{queue/read_ahead_kb\}="128"'
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}
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It "All sd* devices have read_ahead_kb set to 128" {
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$devices = Get-ChildItem "/sys/block/sd*/queue/read_ahead_kb" -ErrorAction SilentlyContinue
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$devices | Should -Not -BeNullOrEmpty -Because "there should be at least one sd* block device"
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foreach ($dev in $devices) {
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$value = (Get-Content $dev.FullName).Trim()
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$value | Should -Be "128" -Because "read_ahead_kb for $($dev.FullName) should be 128 to prevent I/O thrashing"
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}
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}
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}
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