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From: "Rose, John B" <jbrose@utk.edu>
To: "users@httpd.apache.org" <users@httpd.apache.org>
Thread-Topic: [users@httpd] Circumstances when mod_php would run faster than
 PHP-FPM?
Thread-Index: AQHRSw/P9yr68nD01E6WyLlIfztDGJ74JQ6AgAAczQX//7KbAA==
Date: Tue, 12 Jan 2016 19:26:59 +0000
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Subject: Re: [users@httpd] Circumstances when mod_php would run faster than
 PHP-FPM?

Is there a guide to properly matching your apache and PHP-FPM configs?

Looking here =8A

https://wiki.apache.org/httpd/PHP-FPM

I am not seeing that information

On 1/12/16 2:03 PM, "Rich Bowen" <rbowen@rcbowen.com> wrote:

>
>
>On 01/12/2016 01:58 PM, Rose, John B wrote:
>> Can you elaborate on this a bit?
>>=20
>> "..the server pool is smaller than Apache's server pool, causing
>> too much thrashing. (See the pm.min_spare_servers and so on)"
>
>
>Sure. The way that php-fpm works is that there's a php-fpm daemon, and
>requests for whatever.php are proxypass'ed over to it. So there must be
>at least as many threads over on the php-fpm side as you have active
>over on the httpd side, or there will be thrash in creating those
>threads when the time comes.
>
>So basically you need to line up the php-fpm config with your httpd
>config, or at least have more threads on the fpm side.
>
>pm.min_spare_servers (and max_spare and start_servers) are php-fpm
>configurations, which you'll find somewhere in /etc/php-fpm.d or
>whatever your particular distro calls it.
>
>
>>=20
>>=20
>>=20
>> On 1/12/16 12:20 PM, "Rich Bowen" <rbowen@rcbowen.com> wrote:
>>=20
>>>
>>>
>>> On 01/11/2016 04:51 PM, Rose, John B wrote:
>>>> After switching to mod_php from php-fpm we are told the site is
>>>>working
>>>> 4x faster using mod_php instead of php-fpm.
>>>>
>>>> Any explanation?
>>>
>>>
>>>
>>>
>>>
>>> The cynic in me things that this is a case of old dogs being unwilling
>>> to learn new tricks.
>>>
>>> Other things that come to mind is that fpm is grossly misconfigured -
>>> perhaps they allocated insufficient memory to it? Or are running it on
>>> another machine that has a faulty network connection between them? Or
>>> possibly the server pool is smaller than Apache's server pool, causing
>>> too much thrashing. (See the pm.min_spare_servers and so on)
>>>
>>>
>>>
>>>
>>>> Thanks
>>>>
>>>> From: William A Rowe Jr <wrowe@rowe-clan.net
>>>> <mailto:wrowe@rowe-clan.net>>
>>>> Reply-To: "users@httpd.apache.org <mailto:users@httpd.apache.org>"
>>>> <users@httpd.apache.org <mailto:users@httpd.apache.org>>
>>>> Date: Saturday, January 9, 2016 1:58 PM
>>>> To: "users@httpd.apache.org <mailto:users@httpd.apache.org>"
>>>> <users@httpd.apache.org <mailto:users@httpd.apache.org>>
>>>> Subject: Re: [users@httpd] Circumstances when mod_php would run faster
>>>> than PHP-FPM?
>>>>
>>>> Mod_proxy_fcgi + php-fpm or mod_fcgid with php fcgi sapi should both
>>>>be
>>>> equivalent when tuned correctly.
>>>>
>>>> Your only option for running php in process efficiently is to use the
>>>> non-threadsafe php in the httpd preform module.  Your only option for
>>>> running httpd efficiently is the event, or at least the worker mpm.
>>>>
>>>> Since usually only a subset of the http requests are to a php
>>>>resource,
>>>> the answer is almost always 'no'.
>>>>
>>>> On Jan 8, 2016 16:48, "Rose, John B" <jbrose@utk.edu
>>>> <mailto:jbrose@utk.edu>> wrote:
>>>>
>>>>     Apache 2.4
>>>>
>>>>     On the same system, same web site, are there circumstances when
>>>>     Apache using mod_php would run faster than Apache using PHP-FPM?
>>>>
>>>>     Thanks
>>>>
>>>
>>>
>>> --=20
>>> Rich Bowen - rbowen@rcbowen.com - @rbowen
>>> http://apachecon.com/ - @apachecon
>>>
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>>>
>>=20
>>=20
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: users-unsubscribe@httpd.apache.org
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>>=20
>
>
>--=20
>Rich Bowen - rbowen@rcbowen.com - @rbowen
>http://apachecon.com/ - @apachecon
>
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