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Bugs for Performance problem
ID# Date Last Modified Type Status PHP Version OS Summary Assigned
19749
(edit)		 2002-10-04 03:21 UTC 2004-04-21 14:04 UTC Bug Closed 4CVS-2002-10-04 All shouldn't mmap() files larger than memory_limit in _php_stream_passthru wez
22721
(edit)		 2003-03-15 00:38 UTC 2003-04-28 08:48 UTC Bug Closed 4.3.2-RC win2k _php_stream_copy_to_mem performance sucks on systems without mmap support wez
73807
(edit)		 2016-12-23 12:52 UTC 2018-01-15 12:19 UTC Sec Bug Closed 5.6.29, 7.0,7.1 FreeBSD 9.4-11.0 Performance problem with processing post request over 2000000 chars stas
13094
(edit)		 2001-09-02 07:34 UTC 2002-03-07 13:28 UTC Bug Closed 4.0.6 Windows 2000 Upload very slow sniper
54207
(edit)		 2011-03-09 18:44 UTC 2012-10-08 08:40 UTC Doc Closed 5.3.5   autoload parameter for class_alias? reeze
277
(edit)		 1998-04-16 04:32 UTC 1998-04-16 07:55 UTC Bug Closed 3.0 Release Candidate 3 Linux(2.0.18) ImageSetPixel(image,x,y,color) always set the pixel (y,y) rasmus
434
(edit)		 1998-06-03 18:05 UTC 1998-06-03 20:10 UTC Bug Closed 3.0 Release Candidate 5 Solaris 2.5.1 ".=" is very slow rasmus
761
(edit)		 1998-09-20 00:14 UTC 1998-11-25 02:03 UTC Bug Closed 3.0.3 Linux 2.0.35 When compiled in as module, PHP will misreport the termination of httpd process rasmus
27176
(edit)		 2004-02-07 06:29 UTC 2004-02-23 15:00 UTC Bug Closed 5.0.0b3 (beta3) Slackware 9.1 Linux 2.6.1 kernel str_replace tries to use obscene amounts of ram pollita
50436
(edit)		 2009-12-10 10:15 UTC 2016-12-17 14:35 UTC Bug Closed 6SVN-2009-12-10 (SVN) Solaris 5.10 (SPARC) [PATCH] - Improving multi-threaded performance by propagating TSRMLS_C nikic
63160
(edit)		 2012-09-25 08:09 UTC 2019-07-17 12:58 UTC Bug Closed 5.4.7 GNU/Linux Lot of fstat call during include nikic
63655
(edit)		 2012-11-30 11:11 UTC 2016-08-06 09:39 UTC Req Closed 5.3.19   check type functions -> check type operators nikic
66939
(edit)		 2014-03-21 20:07 UTC 2016-12-17 15:29 UTC Bug Closed 5.4.26 Debian Wheezy memory leak when assigning big arrays of objects to variable while iterating nikic
68624
(edit)		 2014-12-18 22:51 UTC 2014-12-18 23:12 UTC Bug Closed 5.6.3 linux and mac by reference arrays slow down within the function as the array grows nikic
69440
(edit)		 2015-04-13 22:39 UTC 2015-04-14 07:00 UTC Bug Closed 5.6.8RC1   Perfomance of function count() with array getted by references nikic
70490
(edit)		 2015-09-14 13:06 UTC 2017-01-02 22:52 UTC Bug Closed 7.0.1 OS X 10.11.2 get_browser function is very slow nikic
70497
(edit)		 2015-09-15 04:01 UTC 2016-12-17 14:42 UTC Req Closed 5.6Git-2015-09-15 (Git) All Unnecessary HANDLE_BLOCK_INTERRUPTIONS leads to slowdown nikic
73262
(edit)		 2016-10-07 01:05 UTC 2019-10-30 12:12 UTC Bug Closed Irrelevant Irrelevant 8192 CHUNK_SIZE and PHP_SOCK_CHUNK_SIZE makes copy() slow nikic
73265
(edit)		 2016-10-07 11:58 UTC 2017-01-02 22:53 UTC Bug Closed 7.0.14 Linux Loading browscap.ini at startup causes high memory usage nikic
76867
(edit)		 2018-09-12 08:11 UTC 2020-03-04 21:25 UTC Bug Closed 7.2.9 Ubuntu 18.04.1 LTS Extremely slow performance nikic
79519
(edit)		 2020-04-24 17:57 UTC 2021-12-09 19:54 UTC Bug Closed 7.4.5 Linux Memory leak in PHP 7.4 nikic
64935
(edit)		 2013-05-28 10:07 UTC 2014-11-19 12:29 UTC Bug Closed 5.4.15 GNU/Linux Huge memory usage on unknown Content-Type mike
63699
(edit)		 2012-12-05 15:52 UTC 2013-01-06 02:12 UTC Bug Closed 5.4.9 * Poor date()/etc performance [PATCH] lstrojny
71102
(edit)		 2015-12-12 14:05 UTC 2015-12-12 14:24 UTC Req Closed Irrelevant   Dead code elimination laruence
79794
(edit)		 2020-07-05 00:18 UTC 2020-07-09 09:20 UTC Bug Closed 7.4.7 Debian GNU/Linux 9 Speed degradation with many NOTICEs and set_error_handler laruence
13649
(edit)		 2001-10-12 04:23 UTC 2002-12-28 10:52 UTC Bug Closed 4.0.6 linux red hat 6.2/7.1 IBM DB2 memory leak kalowsky
52832
(edit)		 2010-09-14 02:46 UTC 2010-09-20 02:04 UTC Req Closed 5.3.3 Linux unserialize() performance kalle
69703
(edit)		 2015-05-25 01:53 UTC 2015-06-18 13:59 UTC Req Closed 5.6Git-2015-05-25 (Git) Linux Use __builtin_clzl on PowerPC kalle
62529
(edit)		 2012-07-11 09:10 UTC 2012-07-11 13:02 UTC Bug Closed 5.3.15RC1 Windows Static Methods are Slower than Object Defined Methods johannes
204
(edit)		 1998-03-26 21:27 UTC 1998-04-25 13:35 UTC Bug Closed 3.0 Release Cand IRIX 6.2 memory_limit does not appear to work. jim
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