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Add function to adjust temp. swapiness

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This commit is contained in:
Lucas Noki 2020-01-20 14:58:24 +01:00
parent 68b2a8074c
commit 2d22f15f22
1 changed files with 28 additions and 1 deletions
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29
modules/swap/module.py
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@ -13,7 +13,7 @@ class SwapModule(AbstractModule):
actions = ["Create/Resize temp. swap", "Create/Resize persistent swap", "Delete swap", actions = ["Create/Resize temp. swap", "Create/Resize persistent swap", "Delete swap",
"Make temp. swap persistent", "Get swap location", "Get swap size", "Make temp. swap persistent", "Get swap location", "Get swap size",
"Show swapiness"] "Show swapiness", "Adjust temp. swapiness"]
menu = [ menu = [
{ {
'type': 'list', 'type': 'list',
@ -38,6 +38,8 @@ class SwapModule(AbstractModule):
self.swap_location_check() self.swap_location_check()
elif selected_action == "Get swap size": elif selected_action == "Get swap size":
self.get_swap_size() self.get_swap_size()
elif selected_action == "Adjust temp. swapiness":
self.adjust_swapiness_temp()
def swap_location_check(self) -> None: def swap_location_check(self) -> None:
output_swaps = subprocess.check_output(['cat', '/proc/swaps']).decode("UTF-8") output_swaps = subprocess.check_output(['cat', '/proc/swaps']).decode("UTF-8")
@ -101,6 +103,31 @@ class SwapModule(AbstractModule):
subprocess.call(get_swapiness, shell=True) subprocess.call(get_swapiness, shell=True)
def adjust_swapiness_temp(self):
actions = ["Light", "Default", "Aggressive"]
menu = [
{
'type': 'list',
'message': 'Select action',
'name': 'action',
'choices': list(map(lambda x: {"name": x}, actions))
}
]
selected_swapiness = prompt(menu)['action']
if selected_swapiness == "Light":
adjust = "sudo sysctl vm.swappiness=25"
subprocess.call(adjust, shell=True)
print("Temporary swapiness is 25")
elif selected_swapiness == "Default":
adjust = "sudo sysctl vm.swappiness=60"
subprocess.call(adjust, shell=True)
print("Temporary swapiness is 60")
elif selected_swapiness == "Aggressive":
adjust = "sudo sysctl vm.swappiness=100"
subprocess.call(adjust, shell=True)
print("Temporary swapiness is 100")
def delete_swap(self): def delete_swap(self):
self.swap_location_check() self.swap_location_check()
disable_swapfile = """sudo swapoff {0} && disable_swapfile = """sudo swapoff {0} &&