RE: [PHP] Re: Freeing memory for DOMDocument

Maybe you could find and answer here: http://drupal.org/node/81037 Some people have the same problem, i was this trouble in the past and i fix it increasing the memory_limit in php.ini file Anyway read the posts in the url that i wrote. > To: php-general@lists.php.net; jcboget@yahoo.com > Date: Wed, 7 Jan 2009 15:21:50 +0000 > From: nrixham@gmail.com > CC: php-general@lists.php.net > Subject: [PHP] Re: Freeing memory for DOMDocument > > Christoph Boget wrote: > > I'm running through a large dataset and am generating/manipulating XML > > documents for each record. What's happening is that after a while, I > > get a fatal error saying: > > > > Fatal error: Allowed memory size of 167772160 bytes exhausted (tried > > to allocate 32650313 bytes) > > > > Each XML file I generate (an manipulate) can range from just a few > > megs to upwards of 35 megs. Judging from the error above, it looks > > like the memory for the DOMDocument objects I instantiate is not > > getting freed; it just continues to stay in memory until the memory is > > completely exhausted. The method (in my object) I am using to > > instantiate a new DOMDocument is as follows: > > > > protected function createCleanDomDocument() > > { > > /* > > if(( isset( $this->oDomXPath )) && ( !is_null( $this->oDomXPath ))) > > { > > unset( $this->oDomXPath ); > > } > > > > if(( isset( $this->oDomDocument )) && ( !is_null( $this->oDomDocument > > ))) > > { > > unset( $this->oDomDocument ); > > } > > */ > > $this->oDomDocument = new DOMDocument( '1.0', 'iso-8859-1' ); > > $this->oDomXPath = new DOMXpath( $this->oDomDocument ); > > } > > > > which is used in both the constructor of my object and in a few other > > places. I would think that when the new DOMDocument is instantiated, > > the memory used for the old value would get freed. As you can see, > > I've even tried to unset the variables but that doesn't seem to help > > matters much, either. > > > > Does anyone know how (or even if) I can explicitly free the memory > > used for the DOMDocument? Any help/advice would be greatly > > appreciated! > > > > thnx, > > Christoph > > I've had exactly the same problem and couldn't find a way around it; > even after unsetting every variable in my scripts inside a for/while > loop; in the end I opted for a CLI script which opened worker threads > then killed/restarted them when memory usage was X. > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > _________________________________________________________________ Chatea en Messenger desde Hotmail. http://download.live.com