The point with a syn flood is to try to saturate the OS limit for open sockets. From an attackers perspective the whole point of a syn flood is to do a DOS without needing much bandwidth.
My experience form 15 years working in the hosting industry is that volumetric attacks are extremely rare but customers that turn to Cloudflare as a solution are more often than not DDOS-ing them self because of bad configured systems, but their junior developers lack any networking troubleshooting skills.
My experience form 15 years working in the hosting industry is that volumetric attacks are extremely rare but customers that turn to Cloudflare as a solution are more often than not DDOS-ing them self because of bad configured systems, but their junior developers lack any networking troubleshooting skills.