Re: [PHP] output-buffer and memory-issue

2007-10-25 Thread Werner Schneider

--- Robert Cummings [EMAIL PROTECTED] schrieb:
 On Wed, 2007-10-24 at 21:07 +, Werner Schneider
 wrote:
  Hi, I got a strange problem: Using php 4.4.x, I
 capture the whole output for a webpage into the
 output-buffer by using ob_start and ob_get_clean,
 because I got to make some replacements in the
 html-code before sending the page to the browser.
  
  This worked fine with a small page, but now I got
 a page for which the html-code is about 280 KB  (not
 too big I think). But I get an server-error 500 for
 this script on my linux-based webhoster.
  
  I tried to run it on an local WAMP-installation -
 it worked without error.
  I temporarly deleted some of the output - it
 worked without error.
  I turned of the output-buffering - it worked
 without error.
...
  Any idea what I could do next? I got no access to
 the apache error-log, but the error is definitely
 connected to the output buffer and how much I try to
 store in it.
  
  Any help is welcome.
 
 Use some random URL parameter and detect it in your
 script. When
 detected enabled display errors:
 
 ?php
 
 if( isset( $_GET['knjdcrksjhfcsjkhfndkf'] ) )
 {
ini_set( 'display_errors', 1 );
 }
 
 ?
 
 Then see if you get any errors. Although, if you're
 seg faulting, you
 still won't see an error since the program just
 dies.
Thanks for your reply. It seems that this is
happening, becaus even with your code I get no errors.
It could be as well that the script dies before the
printing of the output buffer starts, because it could
be that the error is printed to the output buffer as
well.




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Re: [PHP] output-buffer and memory-issue

2007-10-25 Thread Werner Schneider

  Then see if you get any errors. Although, if
 you're
  seg faulting, you
  still won't see an error since the program just
  dies.
 Thanks for your reply. It seems that this is
 happening, becaus even with your code I get no
 errors.
 It could be as well that the script dies before the
 printing of the output buffer starts, because it
 could
 be that the error is printed to the output buffer as
 well.
It seems that the error is not connected to the
output-buffer, but to the preg_replace I do
afterwards. I will start a new topic for that.



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[PHP] output-buffer and memory-issue

2007-10-24 Thread Werner Schneider
Hi, I got a strange problem: Using php 4.4.x, I capture the whole output for a 
webpage into the output-buffer by using ob_start and ob_get_clean, because I 
got to make some replacements in the html-code before sending the page to the 
browser.

This worked fine with a small page, but now I got a page for which the 
html-code is about 280 KB  (not too big I think). But I get an server-error 500 
for this script on my linux-based webhoster.

I tried to run it on an local WAMP-installation - it worked without error.
I temporarly deleted some of the output - it worked without error.
I turned of the output-buffering - it worked without error.

I printed memory_get_usage, but it never exceeded 2 MB (I load about 200 
records from a database and create objects from it and then print the data of 
these 200 records).
On phpinfo(), memory_limit of my webhoster is 40M - so 2MB SHOULD be no problem.
I increased the memory-limit to 64M - it doesn't help.

Any idea what I could do next? I got no access to the apache error-log, but the 
error is definitely connected to the output buffer and how much I try to store 
in it.

Any help is welcome.

Regards

Wuschba




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Re: [PHP] output-buffer and memory-issue

2007-10-24 Thread Robert Cummings
On Wed, 2007-10-24 at 21:07 +, Werner Schneider wrote:
 Hi, I got a strange problem: Using php 4.4.x, I capture the whole output for 
 a webpage into the output-buffer by using ob_start and ob_get_clean, because 
 I got to make some replacements in the html-code before sending the page to 
 the browser.
 
 This worked fine with a small page, but now I got a page for which the 
 html-code is about 280 KB  (not too big I think). But I get an server-error 
 500 for this script on my linux-based webhoster.
 
 I tried to run it on an local WAMP-installation - it worked without error.
 I temporarly deleted some of the output - it worked without error.
 I turned of the output-buffering - it worked without error.
 
 I printed memory_get_usage, but it never exceeded 2 MB (I load about 200 
 records from a database and create objects from it and then print the data of 
 these 200 records).
 On phpinfo(), memory_limit of my webhoster is 40M - so 2MB SHOULD be no 
 problem.
 I increased the memory-limit to 64M - it doesn't help.
 
 Any idea what I could do next? I got no access to the apache error-log, but 
 the error is definitely connected to the output buffer and how much I try to 
 store in it.
 
 Any help is welcome.

Use some random URL parameter and detect it in your script. When
detected enabled display errors:

?php

if( isset( $_GET['knjdcrksjhfcsjkhfndkf'] ) )
{
   ini_set( 'display_errors', 1 );
}

?

Then see if you get any errors. Although, if you're seg faulting, you
still won't see an error since the program just dies.

Cheers,
Rob.
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