Bug #76883 [NEW]: After creating every 1024th objects php not freeing up all memory

From: toma dot zoltan at bitninja dot io Operating system: any PHP version: Irrelevant Package: Performance problem Bug Type: Bug Bug description:After creating every 1024th objects php not freeing up all memory Description: ------------ I have a long running daemon script, which could create thousands of object every 5 minutes. I tried to free them, but memory was still used by the process. An example script: https://3v4l.org/5ap4Z It doesn't matter if class is empty. Or one or multiple class instances are used by the test. -- Edit bug report at https://bugs.php.net/bug.php?id=76883&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=76883&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=76883&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=76883&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=76883&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=76883&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=76883&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=76883&r=needscript Try newer version: https://bugs.php.net/fix.php?id=76883&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=76883&r=support Expected behavior: https://bugs.php.net/fix.php?id=76883&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=76883&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=76883&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=76883&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=76883&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=76883&r=dst IIS Stability: https://bugs.php.net/fix.php?id=76883&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=76883&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=76883&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=76883&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=76883&r=mysqlcfg