# netbench

**Repository Path**: azhai/netbench

## Basic Information

- **Project Name**: netbench
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2021-10-21
- **Last Updated**: 2021-11-04

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# netbench

压测不同的net socket实现

# 相关配置

```
cat >> /etc/security/limits.conf <<EOD

#<domain>      <type>  <item>         <value>
*        soft    nofile        819200
*        hard    nofile        819200
root     soft    nofile        819200
root     hard    nofile        819200

#<domain>      <type>  <item>         <value>
*        soft    nproc         819200
*        hard    nproc         819200
root     soft    nproc         819200
root     hard    nproc         819200

#<domain>      <type>  <item>         <value>
*        soft    sigpending         409600
*        hard    sigpending         409600
root     soft    sigpending         409600
root     hard    sigpending         409600
EOD

ulimit -SHn 819200 && ulimit -SHu 819200 && ulimit -SHi 409600


cat >> /etc/sysctl.conf <<EOD

fs.file-max = 819200
vm.max_map_count = 819200
kernel.pid_max = 204800
kernel.sysrq = 1

net.core.netdev_max_backlog = 32000
net.core.rmem_max = 16777216
net.core.somaxconn = 8192
net.core.wmem_max = 16777216

net.ipv4.conf.all.arp_announce=2
net.ipv4.conf.all.rp_filter=0
net.ipv4.conf.all.send_redirects = 1
net.ipv4.conf.default.arp_announce = 2
net.ipv4.conf.default.rp_filter=0
net.ipv4.conf.default.send_redirects = 1
net.ipv4.conf.lo.arp_announce=2

net.ipv4.ip_forward = 1
net.ipv4.ip_local_port_range = 5001  65535
net.ipv4.icmp_echo_ignore_broadcasts = 1 # 避免放大攻击
net.ipv4.icmp_ignore_bogus_error_responses = 1 # 开启恶意icmp错误消息保护

net.ipv4.tcp_fin_timeout = 30
net.ipv4.tcp_keepalive_time = 1800
net.ipv4.tcp_max_syn_backlog = 1024
net.ipv4.tcp_max_syn_backlog = 8192
net.ipv4.tcp_max_tw_buckets = 5000
net.ipv4.tcp_rmem = 4096 87380 16777216

net.ipv4.tcp_synack_retries = 2
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_timestamps = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_tw_reuse = 1
#net.ipv4.tcp_tw_timeout = 3
net.ipv4.tcp_wmem = 4096 65536 16777216
EOD

sysctl -p
```