upstream keepalive debugging

[Maxim Dounin]

Hello!

On Tue, Sep 03, 2013 at 02:19:32PM +0100, Richard Kearsley wrote:

> Ah, let me guess - is the keepalive number "per worker"?

Sure, and it's what documentation explicitly states, see
http://nginx.org/r/keepalive:

: The connections parameter sets the maximum number of idle 
: keepalive connections to upstream servers that are preserved in 
: the cache of each worker process.

-- 
Maxim Dounin
http://nginx.org/en/donation.html