Reading time: < 1 minute Just a small recipe about how to enable linux kernel to open tons of concurrent connections. Really simple and useful post entry.
echo “10152 65535″ > /proc/sys/net/ipv4/ip_local_port_range
sysctl -w fs.file-max=128000
sysctl -w net.ipv4.tcp_keepalive_time=300
sysctl -w net.core.somaxconn=250000
sysctl -w net.ipv4.tcp_max_syn_backlog=2500
sysctl -w net.core.netdev_max_backlog=2500
ulimit -n 10240
Reading time: 3 – 5 minutes Logging is a fundamental practice in software development for tracking and debugging applications. While Python’s built-in logging module gets the job done, Structlog takes logging to a new level by providing enhanced flexibility and
Reading time: 8 – 12 minutes Networking issues can be a real headache, especially when dealing with containerized applications. Whether it’s latency, routing problems, DNS resolution, firewall issues, or incomplete ARPs, network problems can significantly degrade application performance. Fortunately, there’s
Reading time: 3 – 5 minutes In this blog post, we’ll explore how to use Docker and the lightweight HTTP server, Darkhttpd, to serve static files. This setup is particularly useful when you need a simple web server for sharing
Reading time: 4 – 7 minutes In today’s interconnected world, maintaining the security of your server infrastructure is paramount. One critical point of vulnerability is the SSH (Secure Shell) service, which allows remote administration of servers. Despite using a non-default
