安装 nload 流量监控软件

安装 nload 流量监控软件

1.yum 安装 nload

yum install nload -y
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2.查看 nload 帮助

nload version 0.7.4
Copyright (C) 2001 - 2012 by Roland Riegel <feedback@roland-riegel.de>
nload comes with ABSOLUTELY NO WARRANTY. This is free software, and you are
welcome to redistribute it under certain conditions. For more details see the
GNU General Public License Version 2 (http://www.gnu.org/copyleft/gpl.html).

Command line syntax:
nload [options] [devices]
nload --help|-h

Options:
-a period       Sets the length in seconds of the time window for average
                calculation.
                Default is 300.
-i max_scaling  Specifies the 100% mark in kBit/s of the graph indicating the
                incoming bandwidth usage. Ignored if max_scaling is 0 or the
                switch -m is given.
                Default is 10240.
-m              Show multiple devices at a time; no traffic graphs.
-o max_scaling  Same as -i but for the graph indicating the outgoing bandwidth
                usage.
                Default is 10240.
-t interval     Determines the refresh interval of the display in milliseconds.
                Default is 500.
-u h|b|k|m|g    Sets the type of unit used for the display of traffic numbers.
   H|B|K|M|G    h: auto, b: Bit/s, k: kBit/s, m: MBit/s etc.
                H: auto, B: Byte/s, K: kByte/s, M: MByte/s etc.
                Default is h.
-U h|b|k|m|g    Same as -u, but for a total amount of data (without "/s").
   H|B|K|M|G    Default is H.
devices         Network devices to use.
                Default is to use all auto-detected devices.
--help
-h              Print this help.

example: nload -t 200 -i 1024 -o 128 -U M

The options above can also be changed at run time by pressing the 'F2' key.
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3.使用 nload 查看当前流量负载

nload -u M eth0
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命令输出结果如下：

这样可以更直接的看到服务器的网络负载情况