Hi,

We have many large files (~700mb) and the problem is the disk (raid-0).
Is there a chance to change the chunk size in nginx, i.e. read bigger blocks
from the disk?

Lighttpd gained much performance from a bigger chunk size:
http://blog.lighttpd.net/articles/2006/11/14/linux-aio-and-large-files

Thank you very much
Pio