36 lines
845 B
Bash
36 lines
845 B
Bash
#!/bin/bash
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# 更新软件包列表
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sudo apt update
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# 安装 sysctl 工具（如果未安装）
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sudo apt install -y procps
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# 调整系统参数
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cat <<EOF | sudo tee -a /etc/sysctl.d/wdd-kernel.conf
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# 增加最大文件描述符数
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fs.file-max = 100000
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# 调整网络参数
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net.core.somaxconn = 1024
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net.ipv4.tcp_max_syn_backlog = 2048
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net.ipv4.tcp_fin_timeout = 15
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net.ipv4.tcp_keepalive_time = 300
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net.ipv4.tcp_tw_reuse = 1
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net.ipv4.tcp_max_tw_buckets = 200000
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EOF
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# 应用 sysctl 配置
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sudo sysctl -p /etc/sysctl.d/wdd-kernel.conf
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# 调整用户级别的最大打开文件数
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cat <<EOF | sudo tee -a /etc/security/limits.conf
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* soft nofile 100000
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* hard nofile 100000
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EOF
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# 重新启动服务以应用更改（如有需要）
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# sudo systemctl restart <your-service>
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echo "系统参数调整完成，请根据需要重启服务器。"
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