很多小伙伴在使用wget时会出现无法解析情况，下面来看一下“wget: 无法解析主机地址”的解决方法
解决方法
[root@iz2zefny2a19ms6azli2pwz~]#sudovim/etc/resolv.conf修改服务器名称
optionstimeout:2attempts:3rotatesingle-request-reopen;generatedby/usr/sbin/dhclient-script#nameserver100.100.2.138#nameserver100.100.2.136nameserver8.8.8.8nameserver8.8.8.4再次下载
[root@iz2zefny2a19ms6azli2pwz~]#wgethttps://download.redis.io/releases/redis-5.0.10.tar.gz--2021-10-0914:33:13--https://download.redis.io/releases/redis-5.0.10.tar.gz正在解析主机download.redis.io(download.redis.io)...45.60.125.1正在连接download.redis.io(download.redis.io)|45.60.125.1|:443...已连接。已发出http请求，正在等待回应...200ok长度1990507(1.9m)[application/octet-stream]正在保存至:“redis-5.0.10.tar.gz”100%[========================================================================================>]1,990,50713.3kb/s用时2m20s2021-10-0914:35:35(13.9kb/s)-已保存“redis-5.0.10.tar.gz”[1990507/1990507])[root@iz2zefny2a19ms6azli2pwz~]#