Show open UDP sockets

More linux commands

• Bind process to CPU cores
  taskset -cp 0,1 <pid>copy

  Pin a running process to specific CPU cores

• Show hardware interrupts
  watch -n1 'cat /proc/interrupts | head -30'copy

  Per-CPU interrupt counts, updated every second

• Show process limits
  cat /proc/<pid>/limitscopy

  Hard and soft resource limits for a running process

• Increase system file descriptor limit
  ulimit -n 1048576 && echo '* soft nofile 1048576 * hard nofile 1048576' >> /etc/security/limits.confcopy

  Set high FD limit for current session and persist it

• Show inode usage
  df -icopy

  Show inode usage per filesystem (important for many small files)

all 133 linux commands →