Calculating the max. clients by worker_connections
ryanchan404 at gmail.com
Thu Feb 3 19:38:49 MSK 2011
As normal web server, the maths would also be
max_clients = worker_processes * worker_connections / 2
since every browser opens 2 connections by default,
On Thu, Feb 3, 2011 at 4:43 PM, Antoine BONAVITA
<antoine_bonavita at yahoo.com> wrote:
> I would say "and nginx uses the fds (file descriptors) from the same pool to
> connect to the upstream backen" (wiki quote). But that should be 2, not 4: I
> agree with you on this.
> If any of the gurus out there could shed light on this, I'm sure a lot of us
> would appreciate.
> ----- Original Message ----
>> From: Ryan Chan <ryanchan404 at gmail.com>
>> To: nginx at nginx.org
>> Sent: Thu, February 3, 2011 4:51:40 AM
>> Subject: Calculating the max. clients by worker_connections
>> In the wiki (http://wiki.nginx.org/EventsModule#worker_connections), it said:
>> The worker_connections and worker_proceses from the main section
>> allows you to calculate maxclients value:
>> max_clients = worker_processes * worker_connections
>> In a reverse proxy situation, max_clients becomes
>> max_clients = worker_processes * worker_connections/4
>> Since a browser opens 2 connections by default to a serve...
>> Why only in reverse proxy mode, the max clients is it divided by 4,
>> but not divided by 2 as normal web server?
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