Re: Zend Server questions and preformance issues

[Vern Hamberg <vhamberg@xxxxxxxxxxx>]

Matt

Just a shot in the dark - there is the old least-most-recently-used 
problem, where job assets have been paged out to disk and have to be 
brought back in. This behavior smells like that.

Vern

On 7/7/2010 12:04 PM, MattLavinder@xxxxxxxxxxxxxxxxxxx wrote:
> First off, background-
>
> We are running V5R4.  We are setting up a production/development
> environment where we will have multiple IBM HTTP Server instances running
> PHP.  From everything I've read, this is a perfectly viable setup.  We are
> using the default FastCGI settings other than the location of the INI file.
> In that INI file, everything  is the same as the one shipped with Zend
> Server other than a different include_path and error_log location.  We are
> running CGIDEV2 and PHP concurrently in the server same instance.
> Production is running Zend Core and development is running Zend Server 5.
>
> Here are some things I have noticed in our development environment:
>
> First, I see PGM-zfcgi jobs under my development server with what appears
> to be 6 child jobs each.  That much I understand.  What I don't understand
> is why I see the PGM-zfcgi job and the 6 child jobs TWICE.  Is that what I
> should see?
>
> Second, there is often a significant delay when I access a PHP script.  By
> significant delay I mean a noticeable delay of several seconds.  After that
> delay, performance is much better.  In fact, it seems like performance gets
> better and better as I continue to work.  So Zend Optimizer sure seems to
> be doing its job.  That's the good news.
>
> The bad news is when I go back to my CGI applications for a while or stop
> accessing scripts to work on some code changes, when I come back, there is
> another delay of several seconds.  I am not restarting the HTTP Server and
> it doesn't seem to be due to changes to the scripts because I've made
> several quick changes that don't cause a delay.  Has anyone else
> experienced this and have you found a fix?
>
> Matt
>
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