#48046 [NEW]: memory does not free with unset?

From: nikitin at freshframes dot com Operating system: linux suse 10.3 PHP version: 5.2.9 PHP Bug Type: Performance problem Bug description: memory does not free with unset? Description: ------------ I have a script running on two servers working on exactly the same data. First server is a debian system with php 5.2.8, where no problems with memory occur. Second server is a suse 10.3 with php 5.2.9, where i get: PHP Fatal error: Allowed memory size of 2097152000 bytes exhausted (tried to allocate 82 bytes) in ... Reproduce code: --------------- The output of the memory usage compared for each server: Here the 5.2.8 debian: 19 - simple (5) : AR1312-16 (16.23/16.49) <br /> 20 - configurable (5) : AR1312 <br /> 20 - simple (0) : AR1331-04 (16.33/16.58) <br /> 21 - simple (0) : AR1331-07 (16.36/16.62) <br /> 22 - simple (0) : AR1331-09 (16.40/16.65) <br /> Here the 5.2.9 suse server: 20 - configurable (5) : AR1312 <br /> 20 - simple (0) : AR1331-04 (91.98/92.06) <br /> 21 - simple (0) : AR1331-07 (94.03/94.32) <br /> 22 - simple (0) : AR1331-09 (96.08/96.37) <br /> 23 - configurable (0) : AR1331 <br /> 23 - simple (7) : AR1338-16 (99.20/99.28) <br /> -> memory in brackets (actual/peak) -> seems that php 5.2.9 has bad memory management? -- Edit bug report at http://bugs.php.net/?id=48046&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=48046&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=48046&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=48046&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=48046&r=fixedcvs Fixed in CVS and need be documented: http://bugs.php.net/fix.php?id=48046&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=48046&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=48046&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=48046&r=needscript Try newer version: http://bugs.php.net/fix.php?id=48046&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=48046&r=support Expected behavior: http://bugs.php.net/fix.php?id=48046&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=48046&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=48046&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=48046&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=48046&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=48046&r=dst IIS Stability: http://bugs.php.net/fix.php?id=48046&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=48046&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=48046&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=48046&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=48046&r=mysqlcfg