real 0m20.127s user 0m8.289s sys 0m10.807s real 0m20.898s user 0m8.414s sys 0m12.480s
looks like doesn't make any more different raising client_max_body_size in nginx.conf beyond 1024m in terms of speed. Is this server with input/output errors ? if so the hardware issue with hard disk could also be factor in making it slower than it ideally would be
you can now manually disable auto tuning Beta Branch - update nginxlargefile_fix + add AUTOTUNE_CLIENTMAXBODY='y' variable
The times are from another server with no hardware issues..... Great that i can disable it when i want using the custom_config.inc