On 2013-05-14 13:57, Renzo Racioppi wrote:
> In particular, I noticed that all process of certain pool write at their FD 3 when a request for that pool comes. ltrace clearly shows that only one process writes an HTML page, but strace instead shows a really confused output. I have also noticed that also PHP-FPM master process listens to the same port of the pool, I think it does this, on order to know when spawn dynamic process.
>
> What I have found about PHP-FPM process interaction on the web, presents a too high-level description, mostly oriented to web developers. FPM official page describes only module directives. I would like instead to know how things are really working.
I guess your only option is to get the sources and read them.
If you have any questions regarding some specific parts of the code, feel free to ask them here.
--
Wbr,
Antony Dovgal
---
http://pinba.org - realtime profiling for PHP
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> In particular, I noticed that all process of certain pool write at their FD 3 when a request for that pool comes. ltrace clearly shows that only one process writes an HTML page, but strace instead shows a really confused output. I have also noticed that also PHP-FPM master process listens to the same port of the pool, I think it does this, on order to know when spawn dynamic process.
>
> What I have found about PHP-FPM process interaction on the web, presents a too high-level description, mostly oriented to web developers. FPM official page describes only module directives. I would like instead to know how things are really working.
I guess your only option is to get the sources and read them.
If you have any questions regarding some specific parts of the code, feel free to ask them here.
--
Wbr,
Antony Dovgal
---
http://pinba.org - realtime profiling for PHP
--
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