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:
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proc
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self
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root
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usr
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lib
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python3.6
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site-packages
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tuned
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monitors
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Upload File:
files >> //proc/self/root/usr/lib/python3.6/site-packages/tuned/monitors/monitor_net.py
import tuned.monitors import os import re from tuned.utils.nettool import ethcard class NetMonitor(tuned.monitors.Monitor): @classmethod def _init_available_devices(cls): available = [] for root, dirs, files in os.walk("/sys/devices"): if root.endswith("/net") and not root.endswith("/virtual/net"): available += dirs cls._available_devices = set(available) for dev in available: #max_speed = cls._calcspeed(ethcard(dev).get_max_speed()) cls._load[dev] = ['0', '0', '0', '0'] @classmethod def _calcspeed(cls, speed): # 0.6 is just a magical constant (empirical value): Typical workload on netcard won't exceed # that and if it does, then the code is smart enough to adapt it. # 1024 * 1024 as for MB -> B # speed / 8 Mb -> MB return (int) (0.6 * 1024 * 1024 * speed / 8) @classmethod def _updateStat(cls, dev): files = ["rx_bytes", "rx_packets", "tx_bytes", "tx_packets"] for i,f in enumerate(files): with open("/sys/class/net/" + dev + "/statistics/" + f) as statfile: cls._load[dev][i] = statfile.read().strip() @classmethod def update(cls): for device in cls._updating_devices: cls._updateStat(device)
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