Re: popen - command line vs. web server performance
On Tue, 12 Oct 2004 01:09:58 -0400, "Chung Leong"
<chernyshevsky@hotmail.com> wrote:
>"yawnmoth" <terra1024@yahoo.com> wrote in message
>news:a0d63404.0410101216.791b779e@posting.google. com...
>> say i have the following two php scripts:
>>
>> ptest.php:
>> <?
>> $p1 = popen("c:\\php\\php -q hello.php","r");
>> $p2 = popen("c:\\php\\php -q hello.php","r");
>> while (!feof($p1))
>> print fgets($p1);
>> while (!feof($p2))
>> print fgets($p2);
>> pclose($p1);
>> pclose($p2);
>> ?>
>>
>> and
>>
>> hello.php:
>> <?
>> print "hello,\nworld!\n";
>> ?>
>>
>> when i run ptest.php via the command line (ie. by typing in c:\php\php
>> ptest.php at the dos prompt) it runs instantly.
>>
>> when i run ptest.php via a webserver, the resultant page not only
>> doesn't even load - it results in a bunch of errors (that appear as
>> dialogue boxes on the machine doing the hosting) effectively saying
>> that the command failed to execute properly and will now be shut down.
>> after clicking through all the errors, the systems performance is
>> noticebly affected (and in fact is bad enough such that i think a
>> reboot is justified).
>>
>> any ideas as to why this is, and what i can do to fix it?
>
>Could be a DLL incompatibility problem. The DLL search path in Windows, if I
>remember correctly, goes like this: the current folder, the folder
>containing executable, the system32 folder. If your webserver is running a
>different version of PHP than the command line one, then the wrong DLL could
>get loaded. Do a search for php4ts.dll and see if there're multiple copies.
Thee's only one. I'm actually thinking that this is a bug in PHP. I
was told by my webhost to stop using a similar script because it kept
crashing their browser. Could other people test it out, and post
here, whether or not it works? Also, if it is a bug, how does one go
about filling a bug report?
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