On 1/12/17 12:04 AM, Руслан Закиров wrote: > Looks like BSD 11 has improvements in this area. At least `man` says > that sendfile doesn't block on disk I/O and can return earlier with > success. That's correct observation. https://www.nginx.com/blog/nginx-and-netflix-contribute-new-sendfile2-to-freebsd/ -- Maxim Konovalov