Diff Report
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5d631cb28: XHProf Run (Namespace=drupal-perf-drupalcon)
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Overall Diff Summary

Run #51ec5ca916d7dRun #51ec5d631cb28DiffDiff%
Number of Function Calls133,342 135,809 2,467 1.9%
Incl. Wall Time (microsec)532,495 540,491 7,996 1.5%
Incl. CPU (microsecs)518,900 527,997 9,097 1.8%
Incl. MemUse (bytes)18,330,840 18,395,136 64,296 0.4%
Incl. PeakMemUse (bytes)18,391,368 18,457,408 66,040 0.4%

[View Regressions/Improvements using Callgraph Diff]


Top 100 Regressions/Improvements: Sorted by Function Name Diff [ display all ]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Excl. Wall
Diff
(microsec)		EWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Excl. CPU
Diff
(microsec)		ECpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Excl.
MemUse
Diff
(bytes)		EMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%		Excl.
PeakMemUse
Diff
(bytes)		EPeakMemUse
Diff%
ajax_pre_render_element 0 0.0% 0 0.0% 0 0.0% -3 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ajax_process_form 0 0.0% -2 -0.0% -2 -0.0% 1 0.0% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
apc_fetch 0 0.0% 10 0.1% 10 0.1% 10 0.1% 10 0.1% 8 0.0% 8 0.0% -96 -0.1% -96 -0.1%
arg 0 0.0% 0 0.0% 0 0.0% 4 0.0% 5 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayIterator::__construct 0 0.0% -1 -0.0% -1 -0.0% 4 0.0% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayObject::exchangeArray 1 0.0% 2 0.0% 2 0.0% 2 0.0% 2 0.0% -48 -0.1% -48 -0.1% 88 0.1% 88 0.1%
ArrayObject::__construct 1 0.0% -2 -0.0% -2 -0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_change_key_case 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_combine 52 2.1% 54 0.7% 54 0.7% 77 0.8% 77 0.8% 17,904 27.8% 17,904 27.8% 0 0.0% 0 0.0%
array_diff 0 0.0% 9 0.1% 9 0.1% 8 0.1% 8 0.1% 0 0.0% 0 0.0% -216 -0.3% -216 -0.3%
array_diff_key 52 2.1% 53 0.7% 53 0.7% 98 1.1% 98 1.1% 19,640 30.5% 19,640 30.5% 0 0.0% 0 0.0%
array_fill_keys 0 0.0% 0 0.0% 0 0.0% 6 0.1% 6 0.1% -16 -0.0% -16 -0.0% 0 0.0% 0 0.0%
array_filter 0 0.0% 3 0.0% -14 -0.2% 17 0.2% -12 -0.1% 0 0.0% -8 -0.0% 400 0.6% -48 -0.1%
array_filter@1 0 0.0% 0 0.0% 0 0.0% 2 0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_flip 0 0.0% -1 -0.0% -1 -0.0% -9 -0.1% -9 -0.1% -8 -0.0% -8 -0.0% 560 0.8% 560 0.8%
array_intersect 0 0.0% -3 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% -368 -0.6% -368 -0.6%
array_intersect_key 2 0.1% 3 0.0% 3 0.0% 12 0.1% 12 0.1% 4,168 6.5% 4,168 6.5% -256 -0.4% -256 -0.4%
array_keys 54 2.2% 17 0.2% 17 0.2% 81 0.9% 81 0.9% 6,000 9.3% 6,000 9.3% -5,168 -7.8% -5,168 -7.8%
array_key_exists 163 6.6% -18 -0.2% -18 -0.2% 145 1.6% 145 1.6% 0 0.0% 0 0.0% 784 1.2% 784 1.2%
array_map 0 0.0% -59 -0.7% -7 -0.1% -31 -0.3% 8 0.1% 48 0.1% 24 0.0% 2,240 3.4% 1,536 2.3%
array_merge 2 0.1% 12 0.2% 12 0.2% -25 -0.3% -25 -0.3% 7,640 11.9% 7,640 11.9% 280 0.4% 280 0.4%
array_merge_recursive 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_pad 0 0.0% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_pop 0 0.0% 0 0.0% 0 0.0% 5 0.1% 5 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_replace 0 0.0% 2 0.0% 2 0.0% 5 0.1% 5 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_reverse 2 0.1% 1 0.0% 1 0.0% -5 -0.1% -5 -0.1% 152 0.2% 152 0.2% 0 0.0% 0 0.0%
array_shift 0 0.0% -1 -0.0% -1 -0.0% -6 -0.1% -6 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_slice 0 0.0% 0 0.0% 0 0.0% -8 -0.1% -8 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_unique 0 0.0% 0 0.0% 0 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% -256 -0.4% -256 -0.4%
array_unshift 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_values 0 0.0% -1 -0.0% -1 -0.0% -14 -0.2% -14 -0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
asort 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
base64_encode 0 0.0% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
basename 0 0.0% -2 -0.0% -2 -0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
base_convert 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
base_path 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_admin_paths 0 0.0% 0 0.0% 0 0.0% 2 0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_get_blocks_by_region 0 0.0% -110 -1.4% -1 -0.0% -561 -6.2% -5 -0.1% 0 0.0% 0 0.0% 16 0.0% 0 0.0%
block_help 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_list 0 0.0% -415 -5.2% 3 0.0% -353 -3.9% 2 0.0% 16 0.0% 0 0.0% -704 -1.1% 0 0.0%
block_page_build 0 0.0% -114 -1.4% -2 -0.0% -560 -6.2% 0 0.0% 0 0.0% 0 0.0% 16 0.0% 0 0.0%
breakpoint_help 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
cache 0 0.0% -1 -0.0% -4 -0.1% 15 0.2% 11 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
call_user_func 52 2.1% 7,935 99.2% 152 1.9% 9,006 99.0% 126 1.4% 49,936 77.7% -2,320 -3.6% 12,792 19.4% 560 0.8%
call_user_func@1 0 0.0% -4 -0.1% -1 -0.0% -4 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
call_user_func_array 0 0.0% 8,910 111.4% 0 0.0% 10,043 110.4% -2 -0.0% 64,296 100.0% 0 0.0% 64,656 97.9% 0 0.0%
call_user_func_array@1 0 0.0% 81 1.0% -23 -0.3% 269 3.0% 16 0.2% 712 1.1% 0 0.0% 1,504 2.3% 0 0.0%
call_user_func_array@2 0 0.0% -1 -0.0% -1 -0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 128 0.2% 0 0.0%
ceil 0 0.0% 0 0.0% 0 0.0% 4 0.0% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
check_plain 51 2.1% 314 3.9% 155 1.9% 357 3.9% 147 1.6% 10,208 15.9% 8 0.0% -152 -0.2% -96 -0.1%
chr 0 0.0% 0 0.0% 0 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
class_exists 1 0.0% -220 -2.8% -7 -0.1% -189 -2.1% -13 -0.1% 504 0.8% 0 0.0% 624 0.9% 16 0.0%
class_implements 0 0.0% 24 0.3% 5 0.1% 22 0.2% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_css_alter 0 0.0% 1 0.0% 1 0.0% 0 0.0% -4 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_help 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_preprocess_page 0 0.0% -145 -1.8% -2 -0.0% -67 -0.7% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_help 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_node_load 0 0.0% 33 0.4% -1 -0.0% 34 0.4% -4 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_node_view 0 0.0% -38 -0.5% 1 0.0% -20 -0.2% -5 -0.1% -392 -0.6% 0 0.0% 0 0.0% 0 0.0%
comment_preprocess_block 0 0.0% -1 -0.0% -1 -0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
config 0 0.0% -95 -1.2% -16 -0.2% -85 -0.9% -13 -0.1% 0 0.0% 0 0.0% 416 0.6% 48 0.1%
config_get_config_directory 0 0.0% 0 0.0% 0 0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
config_help 0 0.0% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
conf_path 0 0.0% -1 -0.0% -1 -0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contact_help 0 0.0% 0 0.0% 0 0.0% 2 0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_element_info 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_help 0 0.0% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_page_build 0 0.0% -1 -0.0% -1 -0.0% 0 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_preprocess 2 0.1% 22 0.3% 22 0.3% 23 0.3% 25 0.3% 8 0.0% -1,344 -2.1% 0 0.0% 0 0.0%
contextual_pre_render_placeholder 0 0.0% -1 -0.0% -1 -0.0% -1 -0.0% -1 -0.0% -24 -0.0% -24 -0.0% 0 0.0% 0 0.0%
count 0 0.0% -22 -0.3% -22 -0.3% -16 -0.2% -23 -0.3% 0 0.0% 0 0.0% 832 1.3% 832 1.3%
count@1 0 0.0% 0 0.0% 0 0.0% -4 -0.0% -4 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_alpha 0 0.0% 33 0.4% 33 0.4% 8 0.1% 8 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_digit 163 6.6% 61 0.8% 61 0.8% 195 2.1% 195 2.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
current 0 0.0% 0 0.0% 0 0.0% -5 -0.1% -5 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
current_path 0 0.0% 0 0.0% -5 -0.1% 4 0.0% 32 0.4% 16 0.0% 16 0.0% 0 0.0% 0 0.0%
custom_block_admin_paths 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
custom_block_menu_local_tasks 0 0.0% 0 0.0% 0 0.0% -2 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date 0 0.0% 0 0.0% 0 0.0% 2 0.0% 2 0.0% -32 -0.0% -32 -0.0% 0 0.0% 0 0.0%
DateTime::createFromFormat 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::format 0 0.0% 2 0.0% 2 0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::getLastErrors 0 0.0% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% -272 -0.4% -272 -0.4%
DateTime::setTimestamp 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% -144 -0.2% -144 -0.2%
DateTime::setTimezone 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::__construct 0 0.0% 3 0.0% 3 0.0% -3 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTimeZone::__construct 0 0.0% -3 -0.0% -3 -0.0% 3 0.0% 3 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
datetime_default_format_type 0 0.0% 63 0.8% 0 0.0% 3 0.0% -2 -0.0% 192 0.3% 0 0.0% 1,512 2.3% 0 0.0%
datetime_element_info 0 0.0% 34 0.4% -1 -0.0% 6 0.1% 0 0.0% 192 0.3% 0 0.0% 488 0.7% 0 0.0%
date_default_timezone_get 0 0.0% 0 0.0% 0 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% -528 -0.8% -528 -0.8%
date_default_timezone_set 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_iso8601 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -3 -0.0% -88 -0.1% -56 -0.1% 0 0.0% 0 0.0%
date_parse 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
dblog_help 0 0.0% 0 0.0% 0 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
dblog_page_build 0 0.0% 3 0.0% 3 0.0% 3 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_and 0 0.0% -8 -0.1% -6 -0.1% -3 -0.0% -5 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_delete 0 0.0% -21 -0.3% -1 -0.0% -22 -0.2% -1 -0.0% 0 0.0% 0 0.0% 56 0.1% 0 0.0%
db_insert 0 0.0% 1 0.0% 0 0.0% 2 0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_query 0 0.0% -44 -0.6% -1 -0.0% 17 0.2% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_query_range 0 0.0% -1 -0.0% 0 0.0% -1 -0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_select 0 0.0% 3 0.0% 1 0.0% 2 0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
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