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cpu plugin: use refactored command decorators

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This commit is contained in:
Jan Vcelak 2012-05-09 16:14:46 +02:00
parent ec6fe3a918
commit 49a994edde
1 changed files with 14 additions and 17 deletions
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31
tuned/plugins/plugin_cpu.py
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@ -1,7 +1,7 @@
import tuned.plugins
import tuned.logs
import tuned.monitors
from tuned.utils.commands import *
from tuned.plugins.decorator import *
import glob
import os
import struct
@ -80,8 +80,12 @@ class CPULatencyPlugin(tuned.plugins.Plugin):
os.write(self._cpu_latency_fd, latency_bin)
self._latency = latency
@command("cpu", "cpu_governor")
def _set_cpu_governor(self, value):
@command_set("governor")
def _set_governor(self, value):
tuned.utils.commands.execute(["cpupower", "frequency-set", "-g", value])
@command_get("governor")
def _get_governor(self):
old_value = tuned.utils.commands.execute(["cpupower", "frequency-info", "-p"])
if old_value.startswith("analyzing CPU"):
try:
@ -89,30 +93,23 @@ class CPULatencyPlugin(tuned.plugins.Plugin):
except IndexError:
old_value = ""
pass
tuned.utils.commands.execute(["cpupower", "frequency-set", "-g", value])
return old_value
@command_revert("cpu", "cpu_governor")
def _revert_cpu_governor(self, value):
tuned.utils.commands.execute(["cpupower", "frequency-set", "-g", value])
@command_set("multicore_powersave")
def _set_multicore_powersave(self, value):
tuned.utils.commands.execute(["cpupower", "set", "-m", value])
@command("cpu", "cpu_multicore_powersave")
def _set_cpu_multicore_powersave(self, value):
@command_get("multicore_powersave")
def _get_multicore_powersave(self):
old_value = tuned.utils.commands.execute(["cpupower", "info", "-m"])
if old_value.find("not supported") != -1:
log.info("cpu_multicore_powersave is not supported by this system")
return
return None
if old_value.startswith("System's multi core scheduler setting"):
try:
old_value = old_value.split(' ')[:-1][:-1] # get "2\n" and remove '\n'
except IndexError:
old_value = ""
old_value = None
tuned.utils.commands.execute(["cpupower", "set", "-m", value])
return old_value
@command_revert("cpu", "cpu_multicore_powersave")
def _revert_cpu_multicore_powersave(self, value):
tuned.utils.commands.execute(["cpupower", "set", "-m", value])