layers: add disable-scheduled-defrag

This commit is contained in:
Astro 2021-09-09 00:14:51 +02:00
parent 680d70094f
commit db995f7d77
1 changed files with 10 additions and 0 deletions

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@ -154,6 +154,16 @@ in
win-exec "reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Personalization /v NoLockScreen /t REG_DWORD /d 1"
'';
};
# Don't let Windows start completely rewriting gigabytes of disk
# space. Defragmentation increases the size of our qcow layers
# needlessly.
disable-scheduled-defrag = {
name = "disable-scheduled-defrag";
script = ''
echo Disabling scheduled defragmentation service
win-exec 'schtasks /Change /DISABLE /TN "\Microsoft\Windows\Defrag\ScheduledDefrag"'
'';
};
# Chain together layers that are quick to run so that the VM does
# not have to be started/shutdown for each.