Diff Report
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
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Overall Diff Summary

Run #51ec491641923Run #51ec485525502DiffDiff%
Number of Function Calls159,164 158,792 -372 -0.2%
Incl. Wall Time (microsec)629,948 628,399 -1,549 -0.2%
Incl. CPU (microsecs)610,806 609,055 -1,751 -0.3%
Incl. MemUse (bytes)19,484,376 19,350,392 -133,984 -0.7%
Incl. PeakMemUse (bytes)19,601,400 19,467,584 -133,816 -0.7%

[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% 3 0.2% 3 0.2% 7 0.4% 7 0.4% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ajax_process_form 0 0.0% 8 0.5% 5 0.3% 5 0.3% -2 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
apc_fetch 0 0.0% -19 -1.2% -19 -1.2% -34 -1.9% -34 -1.9% 0 0.0% 0 0.0% 392 0.3% 392 0.3%
arg 0 0.0% 1 0.1% 1 0.1% 0 0.0% 7 0.4% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayIterator::__construct 0 0.0% 2 0.1% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayObject::exchangeArray -22 -5.9% -17 -1.1% -17 -1.1% -32 -1.8% -32 -1.8% 1,072 0.8% 1,072 0.8% 0 0.0% 0 0.0%
ArrayObject::__construct -2 -0.5% -1 -0.1% -1 -0.1% -6 -0.3% -6 -0.3% 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 0.1% 1 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_combine 0 0.0% 3 0.2% 3 0.2% 4 0.2% 4 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_diff 0 0.0% -5 -0.3% -5 -0.3% 26 1.5% 26 1.5% 8 0.0% 8 0.0% 360 0.3% 360 0.3%
array_diff_key 0 0.0% 1 0.1% 1 0.1% 4 0.2% 4 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_fill_keys 0 0.0% 2 0.1% 2 0.1% -2 -0.1% -2 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_filter 0 0.0% -10 -0.6% -32 -2.1% -44 -2.5% -64 -3.7% -2,752 -2.1% -2,648 -2.0% 400 0.3% 128 0.1%
array_filter@1 0 0.0% -1 -0.1% -1 -0.1% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_flip 0 0.0% 20 1.3% 20 1.3% 41 2.3% 41 2.3% 16 0.0% 16 0.0% 632 0.5% 632 0.5%
array_intersect 0 0.0% -3 -0.2% -3 -0.2% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_intersect_key 10 2.7% 12 0.8% 12 0.8% 15 0.9% 15 0.9% 2,544 1.9% 2,544 1.9% 600 0.4% 600 0.4%
array_keys -1 -0.3% 29 1.9% 29 1.9% 12 0.7% 12 0.7% -1,136 -0.8% -1,136 -0.8% -1,384 -1.0% -1,384 -1.0%
array_key_exists 0 0.0% -7 -0.5% -7 -0.5% -1 -0.1% -1 -0.1% -32 -0.0% -32 -0.0% 0 0.0% 0 0.0%
array_map 0 0.0% -30 -1.9% -19 -1.2% -31 -1.8% -13 -0.7% 0 0.0% 16 0.0% 1,416 1.1% 128 0.1%
array_merge 0 0.0% 29 1.9% 29 1.9% 20 1.1% 20 1.1% 312 0.2% 312 0.2% 0 0.0% 0 0.0%
array_merge_recursive 0 0.0% 0 0.0% 0 0.0% 2 0.1% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_pad 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_pop 0 0.0% 0 0.0% 0 0.0% 2 0.1% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_replace 0 0.0% -5 -0.3% -5 -0.3% -3 -0.2% -3 -0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_reverse -11 -3.0% 1 0.1% 1 0.1% -8 -0.5% -8 -0.5% -1,728 -1.3% -1,728 -1.3% 0 0.0% 0 0.0%
array_search 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_shift 0 0.0% 3 0.2% 3 0.2% 12 0.7% 12 0.7% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_slice 0 0.0% 0 0.0% 0 0.0% -7 -0.4% -7 -0.4% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_unique 0 0.0% 0 0.0% 0 0.0% -7 -0.4% -7 -0.4% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_unshift 0 0.0% 2 0.1% 2 0.1% 3 0.2% 3 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_values 0 0.0% -3 -0.2% -3 -0.2% -4 -0.2% -4 -0.2% -24 -0.0% -24 -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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
basename 0 0.0% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
base_convert 0 0.0% 0 0.0% 0 0.0% 2 0.1% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
base_path 0 0.0% -1 -0.1% -1 -0.1% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_admin_paths 0 0.0% 0 0.0% 0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_get_blocks_by_region 0 0.0% 942 60.8% 2 0.1% 1,096 62.6% -4 -0.2% -80 -0.1% 0 0.0% 2,576 1.9% 0 0.0%
block_help 0 0.0% 0 0.0% 0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_list 0 0.0% 89 5.7% 17 1.1% 7 0.4% 19 1.1% -40 -0.0% 0 0.0% 1,984 1.5% 0 0.0%
block_page_build 0 0.0% 937 60.5% -2 -0.1% 1,094 62.5% 1 0.1% -80 -0.1% 0 0.0% 2,576 1.9% 0 0.0%
breakpoint_help 0 0.0% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
breakpoint_load 0 0.0% 33 2.1% 0 0.0% -5 -0.3% -3 -0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
cache 0 0.0% 10 0.6% 3 0.2% 13 0.7% 1 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
call_user_func 0 0.0% 305 19.7% 7 0.5% 150 8.6% 4 0.2% -4,256 -3.2% 40 0.0% -6,720 -5.0% -88 -0.1%
call_user_func@1 0 0.0% 25 1.6% 8 0.5% 27 1.5% 9 0.5% 0 0.0% 0 0.0% 72 0.1% 0 0.0%
call_user_func_array 0 0.0% -2,389 -154.2% 0 0.0% -2,202 -125.8% 2 0.1% -132,336 -98.8% 8 0.0% -133,112 -99.5% 0 0.0%
call_user_func_array@1 0 0.0% -63 -4.1% 60 3.9% 255 14.6% 69 3.9% -1,544 -1.2% 0 0.0% 3,456 2.6% 480 0.4%
call_user_func_array@2 0 0.0% 3 0.2% -1 -0.1% 1 0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
check_plain 0 0.0% -22 -1.4% 2 0.1% -12 -0.7% -21 -1.2% -400 -0.3% 0 0.0% -80 -0.1% -80 -0.1%
chr 0 0.0% 0 0.0% 0 0.0% -2 -0.1% -2 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
class_exists -2 -0.5% 119 7.7% 11 0.7% 141 8.1% 35 2.0% -344 -0.3% 0 0.0% -1,488 -1.1% 56 0.0%
class_implements 0 0.0% 20 1.3% -1 -0.1% 31 1.8% 10 0.6% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_css_alter 0 0.0% -4 -0.3% -3 -0.2% -3 -0.2% -2 -0.1% 0 0.0% 0 0.0% 448 0.3% 0 0.0%
color_help 0 0.0% 0 0.0% 0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_preprocess_page 0 0.0% -22 -1.4% -1 -0.1% 7 0.4% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_help 0 0.0% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_node_load 0 0.0% -36 -2.3% 3 0.2% -2 -0.1% 10 0.6% 48 0.0% 8 0.0% -208 -0.2% -40 -0.0%
comment_node_view 0 0.0% -34 -2.2% -1 -0.1% -33 -1.9% -4 -0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_preprocess_block 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%
config 0 0.0% -4 -0.3% 4 0.3% -14 -0.8% -11 -0.6% 40 0.0% 40 0.0% 0 0.0% 0 0.0%
config_get_config_directory 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%
config_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%
conf_path 0 0.0% 0 0.0% 2 0.1% 0 0.0% -4 -0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contact_help 0 0.0% 0 0.0% 0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_element_info 0 0.0% 0 0.0% 0 0.0% -2 -0.1% -2 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_help 0 0.0% 0 0.0% 0 0.0% 2 0.1% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_library_info 0 0.0% -1 -0.1% -1 -0.1% -1 -0.1% -1 -0.1% -24 -0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_page_build 0 0.0% 0 0.0% 0 0.0% 2 0.1% 3 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_preprocess -11 -3.0% -91 -5.9% -70 -4.5% -93 -5.3% -47 -2.7% 0 0.0% 3,696 2.8% 0 0.0% 0 0.0%
contextual_pre_render_placeholder 0 0.0% 1 0.1% 1 0.1% 1 0.1% 1 0.1% 8 0.0% 8 0.0% 0 0.0% 0 0.0%
contextual_toolbar 0 0.0% 7 0.5% 5 0.3% 6 0.3% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
count 0 0.0% 4 0.3% 4 0.3% 20 1.1% 5 0.3% 0 0.0% 0 0.0% -200 -0.1% -200 -0.1%
count@1 0 0.0% 3 0.2% 3 0.2% 4 0.2% 4 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_alpha 0 0.0% -69 -4.5% -69 -4.5% -23 -1.3% -23 -1.3% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_digit 0 0.0% -1 -0.1% -1 -0.1% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
current 0 0.0% 1 0.1% 1 0.1% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
current_path 0 0.0% 40 2.6% 5 0.3% 38 2.2% 10 0.6% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
custom_block_admin_paths 0 0.0% -3 -0.2% -3 -0.2% 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% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date 0 0.0% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% -16 -0.0% -16 -0.0% 0 0.0% 0 0.0%
DateTime::createFromFormat 0 0.0% -1 -0.1% -1 -0.1% -2 -0.1% -2 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::format 0 0.0% 0 0.0% 0 0.0% 4 0.2% 4 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::getLastErrors 0 0.0% 0 0.0% 0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::setTimestamp 0 0.0% -1 -0.1% -1 -0.1% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::setTimezone 0 0.0% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% -24 -0.0% -24 -0.0% 0 0.0% 0 0.0%
DateTime::__construct 0 0.0% -2 -0.1% -2 -0.1% -5 -0.3% -5 -0.3% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTimeZone::__construct 0 0.0% -5 -0.3% -5 -0.3% 2 0.1% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
datetime_default_format_type 0 0.0% 43 2.8% 0 0.0% 7 0.4% -1 -0.1% 160 0.1% 8 0.0% 0 0.0% 0 0.0%
datetime_element_info 0 0.0% 103 6.6% 1 0.1% 27 1.5% 3 0.2% 168 0.1% 8 0.0% 3,648 2.7% 0 0.0%
date_default_timezone_get 0 0.0% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_default_timezone_set 0 0.0% -1 -0.1% -1 -0.1% -2 -0.1% -2 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_iso8601 0 0.0% -1 -0.1% -1 -0.1% -1 -0.1% 0 0.0% -56 -0.0% -40 -0.0% 0 0.0% 0 0.0%
date_parse 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% -16 -0.0% -16 -0.0% 0 0.0% 0 0.0%
dblog_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%
dblog_page_build 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%
db_and 0 0.0% -3 -0.2% -3 -0.2% 0 0.0% -2 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_delete 0 0.0% -13 -0.8% -1 -0.1% -17 -1.0% 2 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_insert 0 0.0% 19 1.2% 1 0.1% 20 1.1% 3 0.2% 0 0.0% 0 0.0% -48 -0.0% 0 0.0%
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