48 lines
1.7 KiB
Python
48 lines
1.7 KiB
Python
# Copyright (C) 2008, 2009 Red Hat, Inc.
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# Authors: Phil Knirsch
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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import os, copy
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class NetTuning:
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def __init__(self):
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self.devidle = {}
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def __updateIdle__(self, dev, devload):
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for type in ("READ", "WRITE"):
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if devload[type] <= 0.005:
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idle = self.devidle.setdefault(dev, {})
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idle.setdefault(type, 0)
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idle[type] += 1
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else:
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idle = self.devidle.setdefault(dev, {})
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idle.setdefault(type, 0)
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idle[type] = 0
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def setTuning(self, load):
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disks = load.setdefault("NET", {})
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oldidle = copy.deepcopy(self.devidle)
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for dev in disks.keys():
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devload = disks[dev]
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self.__updateIdle__(dev, devload)
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if self.devidle[dev]["READ"] == 6 or self.devidle[dev]["WRITE"] == 6:
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os.system("ethtool -s "+dev+" advertise 0x003")
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if oldidle.has_key(dev) and oldidle[dev]["READ"] > 6 and oldidle[dev]["WRITE"] > 6 and (self.devidle[dev]["READ"] == 0 or self.devidle[dev]["WRITE"] == 0):
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os.system("ethtool -s "+dev+" advertise 0x03F")
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print(load, self.devidle)
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_plugin = NetTuning()
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