System Optimization

Overview

This page is the English counterpart of the Chinese System Optimization guide. It summarizes cluster edition operation, deployment, integration, and high-availability maintenance while keeping the document path aligned with the Chinese documentation structure.

How To Use This Page

• Follow the same operation order as the Chinese source page.
• Keep configuration values, topic names, ports, commands, and file paths consistent with your deployment environment.
• Screenshots and diagrams reuse the Chinese documentation image directory so assets are maintained in one place.
• For production changes, validate the operation in a test environment before applying it online.

Reference Commands And Configuration

The following snippets are preserved from the source guide because commands, configuration keys, and protocol examples should remain exact.

sysctl -w fs.file-max=1048576
sysctl -w fs.nr_open=1048576
echo 1048576 > /proc/sys/fs/nr_open

DefaultLimitNOFILE=1048576

*  soft nofile 1048576   
*  hard nofile 1048576

sysctl -w net.core.somaxconn=32768
sysctl -w net.ipv4.tcp_max_syn_backlog=16384
sysctl -w net.core.netdev_max_backlog=16384

sysctl -w net.ipv4.ip_local_port_range='1024 65535'

Shared Screenshots

The English documentation reuses the screenshots from the Chinese source page. UI labels in screenshots may remain Chinese.