Olivier Doucet odoucet
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| process arc_adapt : | |
| blocked in status D | |
| /proc/(pidof arc_adapt)/stat : | |
| 1564 (arc_adapt) D 2 0 0 0 -1 2269248 0 0 0 0 0 24533 0 0 0 -20 1 0 911 0 0 18446744073709551615 0 0 0 0 0 0 0 2147483647 0 18446744072101946508 0 0 17 4 0 0 0 0 0 0 0 0 0 0 0 0 0 | |
| (no change to this file after 10s sleep so this process seems to have no activity - cannot run "top" to make sure, it hangs) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #0 zval_mark_grey (pz=0x1419fd0) at /usr/src/build/php/php-5.4.25/Zend/zend_gc.c:388 | |
| #1 0x00000000007fdeb5 in zval_mark_grey (pz=0x1419fd0) at /usr/src/build/php/php-5.4.25/Zend/zend_gc.c:432 | |
| #2 0x00000000007fedd5 in gc_mark_roots () at /usr/src/build/php/php-5.4.25/Zend/zend_gc.c:501 | |
| #3 gc_collect_cycles () at /usr/src/build/php/php-5.4.25/Zend/zend_gc.c:795 | |
| #4 0x00000000007ff028 in gc_zobj_possible_root (zv=<optimized out>) at /usr/src/build/php/php-5.4.25/Zend/zend_gc.c:221 | |
| #5 0x00000000007ec0a0 in zend_hash_destroy (ht=0x1c63710) at /usr/src/build/php/php-5.4.25/Zend/zend_hash.c:560 | |
| #6 0x00000000007ddd9d in _zval_dtor_func (zvalue=0x1c64288) at /usr/src/build/php/php-5.4.25/Zend/zend_variables.c:45 | |
| #7 0x00000000007d0dad in _zval_dtor (zvalue=<optimized out>) at /usr/src/build/php/php-5.4.25/Zend/zend_variables.h:35 | |
| #8 _zval_ptr_dtor (zval_ptr=0x1c6b0d0) at /usr/src/build/php/php-5.4.25/Zend/zend_execute_API.c:436 | |
| #9 0x0000000000801167 in zend_object_std_dtor (object=0x1c13e88) at /usr/src/build/ |
odoucet
/ rrdtool.inc.php
Created
October 16, 2013 22:44
rrdtool library replacement for Observium. Work in progress
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <?php | |
| /** | |
| * Observium | |
| * | |
| * This file is part of Observium. | |
| * | |
| * @package observium | |
| * @subpackage rrdtool | |
| * @author Adam Armstrong <adama@memetic.org> |
odoucet
/ gist:6794216
Created
October 2, 2013 13:58
Add block <default_priority> at cache level. set it to 10 to write to cache even if it's close to full.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Index: app/code/core/Mage/Core/Model/Cache.php | |
| =================================================================== | |
| --- app/code/core/Mage/Core/Model/Cache.php (revision 124392) | |
| +++ app/code/core/Mage/Core/Model/Cache.php (working copy) | |
| @@ -44,7 +44,7 @@ | |
| /** | |
| * Cache frontend API | |
| * | |
| - * @var Zend_Cache_Core | |
| + * @var Varien_Cache_Core |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <?php | |
| if (!class_exists('ArrayObject')) { | |
| class ArrayObject implements IteratorAggregate, Traversable, ArrayAccess, Serializable, Countable | |
| { | |
| const STD_PROP_LIST = 1; | |
| const ARRAY_AS_PROPS = 2; | |
| protected $_array = array(); | |
| protected $_flags = 0; |
odoucet
/ gist:5796378
Created
June 17, 2013 12:00
Backtrace for gdb trace - test branch https://github.com/ircmaxell/php-src/tree/zval_mark_grey_tail_recursion
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #0 zend_objects_store_del_ref_by_handle_ex (handle=47, handlers=0x101b440) | |
| at /usr/src/build/php/php-src-zval_mark_grey_tail_recursion/Zend/zend_objects_API.c:183 | |
| #1 0x000000000082eb43 in zend_objects_store_del_ref (zobject=0x1570d48) | |
| at /usr/src/build/php/php-src-zval_mark_grey_tail_recursion/Zend/zend_objects_API.c:173 | |
| #2 0x00000000007f60f8 in _zval_dtor (zvalue=<optimized out>) at /usr/src/build/php/php-src-zval_mark_grey_tail_recursion/Zend/zend_variables.h:35 | |
| #3 i_zval_ptr_dtor (zval_ptr=<optimized out>) at /usr/src/build/php/php-src-zval_mark_grey_tail_recursion/Zend/zend_execute.h:81 | |
| #4 _zval_ptr_dtor (zval_ptr=<optimized out>) at /usr/src/build/php/php-src-zval_mark_grey_tail_recursion/Zend/zend_execute_API.c:426 | |
| #5 0x0000000000828cc7 in zend_object_std_dtor (object=0x2244070) at /usr/src/build/php/php-src-zval_mark_grey_tail_recursion/Zend/zend_objects.c:54 | |
| #6 0x0000000000828cf9 in zend_objects_free_object_storage (object=0x2f) at /usr/src/build/php/php-src-zval_mark_grey_tail_recursio |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #0 zval_mark_grey (pz=0x1ebb198) at /usr/src/build/php-5.5.0RC1/Zend/zend_gc.c:388 | |
| #1 0x0000000000823d95 in zval_mark_grey (pz=0x1ebb198) at /usr/src/build/php-5.5.0RC1/Zend/zend_gc.c:432 | |
| #2 0x0000000000824cb5 in gc_mark_roots () at /usr/src/build/php-5.5.0RC1/Zend/zend_gc.c:501 | |
| #3 gc_collect_cycles () at /usr/src/build/php-5.5.0RC1/Zend/zend_gc.c:795 | |
| #4 0x0000000000825040 in gc_zval_possible_root (zv=<optimized out>) at /usr/src/build/php-5.5.0RC1/Zend/zend_gc.c:166 | |
| #5 0x0000000000811fc0 in zend_hash_destroy (ht=0x3561738) at /usr/src/build/php-5.5.0RC1/Zend/zend_hash.c:560 | |
| #6 0x00000000008038dd in _zval_dtor_func (zvalue=0x3592ce8) at /usr/src/build/php-5.5.0RC1/Zend/zend_variables.c:45 | |
| #7 0x00000000007f5868 in _zval_dtor (zvalue=<optimized out>) at /usr/src/build/php-5.5.0RC1/Zend/zend_variables.h:35 | |
| #8 i_zval_ptr_dtor (zval_ptr=<optimized out>) at /usr/src/build/php-5.5.0RC1/Zend/zend_execute.h:81 | |
| #9 _zval_ptr_dtor (zval_ptr=<optimized out>) at /usr/src/build/php-5.5.0RC1/Zend/zend_execute_API.c |
odoucet
/ gist:5600630
Last active
December 17, 2015 11:09
Rollback kernel commit f51d67a64f32cd81ea8b67ca964fb7cf7e783b2e that introduced a ~20% performance drop on some benchmarks
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| --- linux-3.9.2/kernel/power/qos.c 2013-05-11 16:19:28.000000000 +0200 | |
| +++ linux-3.9.2/kernel/power/qos.c 2013-05-17 19:07:35.907312364 +0200 | |
| @@ -283,7 +283,8 @@ | |
| */ | |
| int pm_qos_request(int pm_qos_class) | |
| { | |
| - return pm_qos_read_value(pm_qos_array[pm_qos_class]->constraints); | |
| + return 0; | |
| + // return pm_qos_read_value(pm_qos_array[pm_qos_class]->constraints); | |
| } |
odoucet
/ gist:5571720
Created
May 13, 2013 21:35
debug backtrace when segfault from PHP 5.4.15 + ZendOptimizerPlus
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| (gdb) bt | |
| #0 zval_mark_grey (pz=0x272afb8) at /usr/src/build/php-5.4.15/Zend/zend_gc.c:388 | |
| #1 0x00000000007fafe5 in zval_mark_grey (pz=0x272afb8) at /usr/src/build/php-5.4.15/Zend/zend_gc.c:432 | |
| #2 0x00000000007fbf05 in gc_mark_roots () at /usr/src/build/php-5.4.15/Zend/zend_gc.c:501 | |
| #3 gc_collect_cycles () at /usr/src/build/php-5.4.15/Zend/zend_gc.c:795 | |
| #4 0x00000000007fc290 in gc_zval_possible_root (zv=<optimized out>) at /usr/src/build/php-5.4.15/Zend/zend_gc.c:166 | |
| #5 0x00000000007fe297 in zend_object_std_dtor (object=0x390ab38) at /usr/src/build/php-5.4.15/Zend/zend_objects.c:54 | |
| #6 0x00000000007fe2c9 in zend_objects_free_object_storage (object=0x272afb8) at /usr/src/build/php-5.4.15/Zend/zend_objects.c:137 | |
| #7 0x000000000080406b in zend_objects_store_del_ref_by_handle_ex (handle=<optimized out>, handlers=<optimized out>) at /usr/src/build/php-5.4.15/Zend/zend_objects_API.c:221 | |
| #8 0x0000000000804093 in zend_objects_store_del_ref (zobject=0x390b088) at /usr/src/build/php-5.4.15/Zend/zend_objects_API. |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Program received signal SIGSEGV, Segmentation fault. | |
| zval_mark_grey (pz=0x12abcd8) at /usr/src/build/php-5.4.11/Zend/zend_gc.c:388 | |
| 388 /usr/src/build/php-5.4.11/Zend/zend_gc.c: No such file or directory. | |
| (gdb) bt | |
| #0 zval_mark_grey (pz=0x12abcd8) at /usr/src/build/php-5.4.11/Zend/zend_gc.c:388 | |
| #1 0x00000000007f8495 in zval_mark_grey (pz=0x12abcd8) at /usr/src/build/php-5.4.11/Zend/zend_gc.c:432 | |
| #2 0x00000000007f93b5 in gc_mark_roots () at /usr/src/build/php-5.4.11/Zend/zend_gc.c:501 | |
| #3 gc_collect_cycles () at /usr/src/build/php-5.4.11/Zend/zend_gc.c:795 | |
| #4 0x00000000007f9740 in gc_zval_possible_root (zv=<optimized out>) at /usr/src/build/php-5.4.11/Zend/zend_gc.c:166 | |
| #5 0x00000000007e68d0 in zend_hash_destroy (ht=0x29455a0) at /usr/src/build/php-5.4.11/Zend/zend_hash.c:560 |