Re: Accept() loop in php-fcgi?

Dear Joachim,

Interesting, let me make a script that spits out Google's homepage,
and I will come back with some numbers.

Oh, just to remind us that neither mod_php or php-fastcgi use any
accelerators.

Thanks,

Jonathan

* Joachim Durchholz <jo-JN0m9dTiHHGb9/[email protected]> [2006-01-20 05:27]:
> Jonathan Chen schrieb:
> >Recently I moved some of my php scripts from running on mod_php to
> >(mod_fastcgi + php-fcgi) under Apache; hoping to see some gains on
> >performance, however, I observed that having (mod_fastcgi + php-fcgi)
> >brings almost no benefit.
> 
> There no performance benefit to be gained that way. The speedups occur 
> if you go from php-cgi to mod_fastcgi+php-fcgi.
> 
> >I am wondering if there is a notion of FCGI::accept() loop in php
> >semantics?  It seems like php-fcgi implements the accept() outside of
> >the php scripts, which makes me unable to seperate the heavy
> >initialization part from the response part.
> 
> That's indeed the case. PHP does the accept() loop for you. It's 
> tailored towards making the fcgi environment as invisible as possible to 
> the script.
> 
> php-fcgi is also rumored to do the heavy initialisation part for your; 
> at least that's what I infer from rumors that it caches compiled code 
> from one invocation of a script to the next.
> 
> Summing it up, I'd try a comparison that spits out a few lines of actual 
> HTML (the more, the more realistic), and measure the times not only for 
> a single run but for (say) a dozen runs.
> 
> It would be interesting to read your findings here.
> 
> Regards,
> Jo

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