1 、安装Axel
1.1 RPM安装Axel(方法一)
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# yum localinstall ftp://195.220.108.108/linux/epel/7/x86_64/y/yum-axelget-1.0.5.1-1.20140522gitad6fb3e.el7.noarch.rpm
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1.2 yum安装Axel(方法二)
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# yum install axel -y
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1.3 Debian/Ubuntu安装Axel:
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$
sudo
apt-get
install
axel
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例如:
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# axel [options] url1 [url2] [url...]
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--max-speed=x , -s x 最高速度x
--num-connections=x , -n x 连接数x
--output=f , -o f 下载为本地文件f
--search[=x] , -S [x] 搜索镜像
--header=x , -H x 添加头文件字符串x(指定 HTTP header)
--user-agent=x , -U x 设置用户代理(指定 HTTP user agent)
--no-proxy , -N 不使用代理服务器
--quiet , -q 静默模式
--verbose ,-
v
更多状态信息
--alternate , -a Alternate progress indicator
--help ,-h 帮助
--version ,-V 版本信息
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2、实例:
2.1、10个线程下载lnmp安装包
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# axel -n 10 -o /tmp/
[ 1%] .......... .......... .......... .......... .......... [4654.5KB
/s
]
[ 1%] .......... .......... .......... .......... .......... [4657.1KB
/s
]
[ 1%] .......... .......... .......... .......... .......... [4656.5KB
/s
]
[ 1%] .......... .......... .......... .......... .......... [4659.3KB
/s
]
...
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2.2、限速下载:
例如限制为1MB/s的下载速度,可以看到速度基本保证在1MB以内
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# axel -s 1024000 http://mirrors.btte.net/centos/7.2/isos/x86_64/CentOS-7.2-x86_64-bin-DVD1.iso
Initializing download: http:
//mirrors
.btte.net
/centos/7
.2
/isos/x86_64/CentOS-7
.2-x86_64-bin-DVD1.iso
File size: 4467982336 bytes
Opening output
file
CentOS-7.2-x86_64-bin-DVD1.iso
State
file
found: 30522952 bytes downloaded, 4437459384 to go.
Starting download
,,,,,,,... .......... .......... .......... .......... [ 394.8KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [ 689.2KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [ 879.5KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [ 974.5KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [1086.4KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [ 967.5KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [ 943.8KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [1021.0KB
/s
]
[ 0%] .......... .......... .......... .......... .......... [1066.1KB
/s
]
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2.3、简单进度条
默认情况下,整个屏幕都是进度条,加上-a参数,进度条类似wget
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# axel -a http://mirrors.btte.net/centos/7.2/isos/x86_64/CentOS-7.2-x86_64-bin-DVD1.iso
Initializing download: http:
//mirrors
.btte.net
/centos/7
.2
/isos/x86_64/CentOS-7
.2-x86_64-bin-DVD1.iso
File size: 4467982336 bytes
Opening output
file
CentOS-7.2-x86_64-bin-DVD1.iso
Starting download
[ 1%] [0 1 2 3 ] [ 3.2MB
/s
] [21:47]
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本文转自 喵来个鱼 51CTO博客,原文链接:http://blog.51cto.com/m51cto/1959174,如需转载请自行联系原作者