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blog's Issues
Sorry! 忘记要记什么事了！
从开始建这个仓库，到现在已经过去了一天时间了。都已经忘记要记录什么内容了！-_-
解决CentOS7不维护后无法装软件的问题
更新时直接报域名解析错误：
# yum update
已加载插件：fastestmirror
Loading mirror speeds from cached hostfile
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock error was
14: curl#6 - "Could not resolve host: mirrorlist.centos.org; 未知的错误"使用以下命令更改源设置：
sed -i.bak \
-e 's|^mirrorlist=|#mirrorlist=|g' \
-e 's|^#baseurl=http://mirror.centos.org/centos|baseurl=https://vault.centos.org/centos|g' \
/etc/yum.repos.d/CentOS-Base.repoLinux服务器系统和网络设置
vim /etc/security/limits.conf
* soft nofile 1000001
* hard nofile 1000002
root soft nofile 1000001
root hard nofile 1000002
* soft nofile 1000001
* hard nofile 1000002
root soft nofile 1000001
root hard nofile 1000002
* soft memlock unlimited
* hard memlock unlimited
vim /etc/systemd/system.conf
DefaultLimitNOFILE=1000001
vim /etc/systemd/user.conf
DefaultLimitNOFILE=1000001
vim /etc/ssh/sshd_config
ClientAliveInterval 60
ClientAliveCountMax 1
cat /proc/sys/net/ipv4/ip_local_port_range
echo "1024 65535" > /proc/sys/net/ipv4/ip_local_port_range
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