Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
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Overall Diff Summary

Run #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls761,520 762,538 1,018 0.1%
Incl. Wall Time (microsec)2,798,555 2,807,164 8,609 0.3%
Incl. CPU (microsecs)2,771,046 2,777,615 6,569 0.2%
Incl. MemUse (bytes)19,861,784 19,891,768 29,984 0.2%
Incl. PeakMemUse (bytes)20,090,008 20,122,056 32,048 0.2%

[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 0.0% 3 0.0% -1 -0.0% -1 -0.0% 8 0.0% 8 0.0% 0 0.0% 0 0.0%
ajax_process_form 0 0.0% 3 0.0% 0 0.0% 2 0.0% 3 0.0% 8 0.0% 0 0.0% 0 0.0% 0 0.0%
apc_fetch 0 0.0% 72 0.8% 72 0.8% 55 0.8% 55 0.8% -16 -0.1% -16 -0.1% 608 1.9% 608 1.9%
arg 0 0.0% 10 0.1% 10 0.1% 9 0.1% 8 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayIterator::__construct 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%
ArrayObject::exchangeArray 0 0.0% -3 -0.0% -3 -0.0% -15 -0.2% -15 -0.2% 0 0.0% 0 0.0% -3,696 -11.5% -3,696 -11.5%
ArrayObject::__construct 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%
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 0 0.0% 2 0.0% 2 0.0% 3 0.0% 3 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_diff 0 0.0% 45 0.5% 45 0.5% 19 0.3% 19 0.3% 0 0.0% 0 0.0% 16 0.0% 16 0.0%
array_diff_key 0 0.0% -1 -0.0% -1 -0.0% 13 0.2% 13 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_fill_keys 0 0.0% 2 0.0% 2 0.0% -3 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_filter 0 0.0% 333 3.9% 16 0.2% 78 1.2% -17 -0.3% 4,112 13.7% 0 0.0% 4,624 14.4% 0 0.0%
array_filter@1 0 0.0% -1 -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% -49 -0.6% -49 -0.6% -41 -0.6% -41 -0.6% 24 0.1% 24 0.1% 64 0.2% 64 0.2%
array_intersect 0 0.0% 24 0.3% 24 0.3% 24 0.4% 24 0.4% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_intersect_key 0 0.0% 12 0.1% 12 0.1% 4 0.1% 4 0.1% 56 0.2% 56 0.2% 8 0.0% 8 0.0%
array_keys 28 2.8% -69 -0.8% -69 -0.8% -49 -0.7% -49 -0.7% 32,872 109.6% 32,872 109.6% -928 -2.9% -928 -2.9%
array_key_exists 28 2.8% 124 1.4% 124 1.4% 22 0.3% 22 0.3% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_map 0 0.0% 79 0.9% 54 0.6% 71 1.1% 18 0.3% -960 -3.2% -8 -0.0% 1,360 4.2% 688 2.1%
array_merge 0 0.0% -25 -0.3% -25 -0.3% -79 -1.2% -79 -1.2% -520 -1.7% -520 -1.7% 1,528 4.8% 1,528 4.8%
array_merge_recursive 0 0.0% 4 0.0% 4 0.0% -4 -0.1% -4 -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% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_pop 0 0.0% 1 0.0% 1 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_replace 0 0.0% -1 -0.0% -1 -0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_reverse 0 0.0% -8 -0.1% -8 -0.1% -4 -0.1% -4 -0.1% -64 -0.2% -64 -0.2% 0 0.0% 0 0.0%
array_shift 0 0.0% 5 0.1% 5 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_slice 0 0.0% -1 -0.0% -1 -0.0% 7 0.1% 7 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_unique 0 0.0% 2 0.0% 2 0.0% 3 0.0% 3 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_unshift 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_values 0 0.0% -4 -0.0% -4 -0.0% 13 0.2% 13 0.2% -24 -0.1% -24 -0.1% 0 0.0% 0 0.0%
asort 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%
base64_encode 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%
basename 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%
base_convert 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%
base_path 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_admin_paths 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_get_blocks_by_region 0 0.0% 707 8.2% 3 0.0% 789 12.0% -1 -0.0% 24 0.1% 0 0.0% 2,024 6.3% 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% 12 0.1% 2 0.0% -313 -4.8% 5 0.1% 4,112 13.7% 0 0.0% 5,600 17.5% -128 -0.4%
block_page_build 0 0.0% 713 8.3% 4 0.0% 796 12.1% 2 0.0% 24 0.1% 0 0.0% 2,024 6.3% 0 0.0%
breakpoint_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%
cache 0 0.0% 23 0.3% 9 0.1% 14 0.2% -3 -0.0% 0 0.0% 0 0.0% 176 0.5% 88 0.3%
call_user_func 0 0.0% 681 7.9% 11 0.1% 750 11.4% -7 -0.1% 32,728 109.2% 24 0.1% 46,152 144.0% 0 0.0%
call_user_func@1 0 0.0% 4 0.0% 2 0.0% 4 0.1% -3 -0.0% 0 0.0% 0 0.0% 112 0.3% 0 0.0%
call_user_func_array 0 0.0% 7,107 82.6% 2 0.0% 5,443 82.9% 1 0.0% 29,688 99.0% 40 0.1% 37,792 117.9% 0 0.0%
call_user_func_array@1 0 0.0% 955 11.1% 11 0.1% 305 4.6% -11 -0.2% -35,992 -120.0% 24 0.1% -38,720 -120.8% 0 0.0%
call_user_func_array@2 0 0.0% 0 0.0% -1 -0.0% 0 0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
check_plain 0 0.0% 13 0.2% 1 0.0% 23 0.4% 0 0.0% -16 -0.1% 0 0.0% -104 -0.3% -104 -0.3%
chr 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%
class_exists 1 0.1% 132 1.5% 19 0.2% 199 3.0% 78 1.2% 4,080 13.6% 0 0.0% -864 -2.7% 56 0.2%
class_implements 0 0.0% 1 0.0% 1 0.0% -4 -0.1% -5 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_css_alter 0 0.0% 1 0.0% 1 0.0% -1 -0.0% -1 -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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_preprocess_page 0 0.0% -139 -1.6% -1 -0.0% -33 -0.5% 1 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% 141 1.6% -11 -0.1% 113 1.7% -2 -0.0% 0 0.0% 0 0.0% 264 0.8% 0 0.0%
comment_node_view 0 0.0% 441 5.1% 10 0.1% 127 1.9% 13 0.2% -32,928 -109.8% 0 0.0% -33,408 -104.2% 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% 50 0.6% 22 0.3% 26 0.4% 8 0.1% 24 0.1% 24 0.1% -368 -1.1% -240 -0.7%
config_get_config_directory 0 0.0% -1 -0.0% -1 -0.0% -1 -0.0% -1 -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% -3 -0.0% -8 -0.1% 0 0.0% 9 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contact_help 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -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% -88 -0.3% -88 -0.3%
contextual_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%
contextual_page_build 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_preprocess 28 2.8% 193 2.2% 186 2.2% 215 3.3% 143 2.2% 752 2.5% -32,184 -107.3% -816 -2.5% -432 -1.3%
contextual_pre_render_placeholder 0 0.0% 5 0.1% 5 0.1% 8 0.1% 8 0.1% -16 -0.1% -16 -0.1% 0 0.0% 0 0.0%
count 0 0.0% 39 0.5% 31 0.4% 46 0.7% 39 0.6% 104 0.3% 104 0.3% -128 -0.4% -128 -0.4%
count@1 0 0.0% 4 0.0% 4 0.0% 6 0.1% 6 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_alpha 0 0.0% -401 -4.7% -401 -4.7% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_digit 0 0.0% -3 -0.0% -3 -0.0% -5 -0.1% -5 -0.1% 0 0.0% 0 0.0% -88 -0.3% -88 -0.3%
current 0 0.0% -1 -0.0% -1 -0.0% 5 0.1% 5 0.1% -48 -0.2% -48 -0.2% 0 0.0% 0 0.0%
current_path 0 0.0% 9 0.1% -11 -0.1% 5 0.1% -7 -0.1% 0 0.0% 0 0.0% -1,120 -3.5% -976 -3.0%
custom_block_admin_paths 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%
custom_block_menu_local_tasks 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date 0 0.0% -4 -0.0% -4 -0.0% 2 0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::createFromFormat 0 0.0% 1 0.0% 1 0.0% 1 0.0% 1 0.0% -8 -0.0% -8 -0.0% 0 0.0% 0 0.0%
DateTime::format 0 0.0% 3 0.0% 3 0.0% 12 0.2% 12 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::getLastErrors 0 0.0% 2 0.0% 2 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::setTimestamp 0 0.0% 3 0.0% 3 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::setTimezone 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 16 0.1% 16 0.1% 0 0.0% 0 0.0%
DateTime::__construct 0 0.0% 13 0.2% 13 0.2% 17 0.3% 17 0.3% 40 0.1% 40 0.1% 0 0.0% 0 0.0%
DateTimeZone::__construct 0 0.0% -1 -0.0% -1 -0.0% 2 0.0% 2 0.0% 120 0.4% 120 0.4% 0 0.0% 0 0.0%
datetime_default_format_type 0 0.0% 188 2.2% -4 -0.0% 98 1.5% 3 0.0% 24 0.1% 0 0.0% -16 -0.0% 0 0.0%
datetime_element_info 0 0.0% 606 7.0% 3 0.0% 309 4.7% -4 -0.1% 24 0.1% 0 0.0% -56 -0.2% 0 0.0%
date_default_timezone_get 0 0.0% -2 -0.0% -2 -0.0% -4 -0.1% -4 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_default_timezone_set 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%
date_iso8601 0 0.0% -1 -0.0% 3 0.0% -12 -0.2% -14 -0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_parse 0 0.0% 4 0.0% 4 0.0% 3 0.0% 3 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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
dblog_page_build 0 0.0% -1 -0.0% -1 -0.0% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_and 0 0.0% -3 -0.0% 0 0.0% -3 -0.0% 3 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_delete 0 0.0% -2 -0.0% 0 0.0% -1 -0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_insert 0 0.0% 10 0.1% -1 -0.0% 10 0.2% -1 -0.0% 8 0.0% 0 0.0% -3,808 -11.9% 0 0.0%
db_query 0 0.0% 15 0.2% -6 -0.1% -2 -0.0% 2 0.0% 0 0.0% 0 0.0% 352 1.1% 0 0.0%
db_query_range 0 0.0% 1 0.0% 1 0.0% 0 0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_select 0 0.0% 6 0.1% 1 0.0% 6 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
decode_entities 0 0.0% -2 -0.0% -3 -0.0% 4 0.1% 2 0.0% 56 0.2% -16 -0.1% 0 0.0% 0 0.0%
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