Diff Report
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Overall Diff Summary

Run #519e636f9416aRun #519e62c02d767DiffDiff%
Number of Function Calls158,027 151,892 -6,135 -3.9%
Incl. Wall Time (microsec)598,276 582,054 -16,222 -2.7%
Incl. CPU (microsecs)578,815 563,711 -15,104 -2.6%
Incl. MemUse (bytes)16,492,104 16,435,144 -56,960 -0.3%
Incl. PeakMemUse (bytes)16,934,536 16,877,640 -56,896 -0.3%

[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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ajax_process_form 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%
apc_fetch 0 0.0% -20 -0.1% -20 -0.1% -57 -0.4% -57 -0.4% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
arg 0 0.0% 1 0.0% 1 0.0% 4 0.0% 8 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayObject::exchangeArray 0 0.0% -5 -0.0% -5 -0.0% -18 -0.1% -18 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_combine 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_diff 0 0.0% -9 -0.1% -9 -0.1% 4 0.0% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_diff_key 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_fill_keys 0 0.0% 1 0.0% 1 0.0% 6 0.0% 6 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_filter 0 0.0% -111 -0.7% -13 -0.1% -132 -0.9% -17 -0.1% -56 -0.1% -56 -0.1% 4,592 8.1% 4,592 8.1%
array_filter@1 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%
array_flip 0 0.0% 1 0.0% 1 0.0% -7 -0.0% -7 -0.0% -40 -0.1% -40 -0.1% -264 -0.5% -264 -0.5%
array_intersect 0 0.0% 0 0.0% 0 0.0% 5 0.0% 5 0.0% 0 0.0% 0 0.0% 24 0.0% 24 0.0%
array_intersect_key -110 -1.8% -300 -1.8% -300 -1.8% -361 -2.4% -361 -2.4% -244,600 -429.4% -244,600 -429.4% -400 -0.7% -400 -0.7%
array_keys 0 0.0% -3 -0.0% -3 -0.0% -93 -0.6% -93 -0.6% 32 0.1% 32 0.1% 624 1.1% 624 1.1%
array_key_exists -110 -1.8% -46 -0.3% -46 -0.3% -165 -1.1% -165 -1.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_map 0 0.0% 42 0.3% -31 -0.2% 18 0.1% 30 0.2% -8 -0.0% 8 0.0% 9,800 17.2% 4,744 8.3%
array_merge -110 -1.8% -582 -3.6% -582 -3.6% -646 -4.3% -646 -4.3% -493,648 -866.7% -493,648 -866.7% -15,448 -27.2% -15,448 -27.2%
array_pop 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_replace 0 0.0% -2 -0.0% -2 -0.0% 20 0.1% 20 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_reverse 0 0.0% 5 0.0% 5 0.0% 10 0.1% 10 0.1% 0 0.0% 0 0.0% 480 0.8% 480 0.8%
array_shift 0 0.0% 9 0.1% 9 0.1% 13 0.1% 13 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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_unique 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_unshift 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_values 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%
asort 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%
base64_encode 0 0.0% 0 0.0% 0 0.0% -5 -0.0% -5 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
basename 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%
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% 3 0.0% 3 0.0% -3 -0.0% -3 -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% -504 -3.1% 5 0.0% -854 -5.7% 0 0.0% -61,312 -107.6% 0 0.0% -61,856 -108.7% 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% -33 -0.2% 1 0.0% -26 -0.2% 5 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_page_build 0 0.0% -498 -3.1% 4 0.0% -851 -5.6% 0 0.0% -61,312 -107.6% 0 0.0% -61,856 -108.7% 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% -17 -0.1% 6 0.0% -20 -0.1% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
call_user_func 0 0.0% -14,053 -86.6% -7 -0.0% -14,362 -95.1% -7 -0.0% -56,952 -100.0% 0 0.0% -56,888 -100.0% 0 0.0%
call_user_func@1 0 0.0% 44 0.3% -10 -0.1% 44 0.3% 8 0.1% -8 -0.0% 0 0.0% 0 0.0% 0 0.0%
call_user_func_array 0 0.0% -1,056 -6.5% 15 0.1% 47 0.3% 10 0.1% 16 0.0% 0 0.0% 1,896 3.3% 0 0.0%
call_user_func_array@1 0 0.0% -667 -4.1% 0 0.0% 239 1.6% 1 0.0% -8 -0.0% 0 0.0% 80 0.1% 0 0.0%
call_user_func_array@2 0 0.0% -24 -0.1% -7 -0.0% -8 -0.1% -2 -0.0% 0 0.0% 0 0.0% 48 0.1% 40 0.1%
ceil 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%
check_plain 0 0.0% -23 -0.1% 14 0.1% -66 -0.4% 36 0.2% -16 -0.0% 0 0.0% 5,296 9.3% 0 0.0%
chr 0 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
class_exists -1 -0.0% -35 -0.2% -1 -0.0% -38 -0.3% -27 -0.2% -32 -0.1% 0 0.0% 0 0.0% 0 0.0%
class_implements 0 0.0% -19 -0.1% -2 -0.0% -18 -0.1% 0 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%
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% -34 -0.2% -12 -0.1% -34 -0.2% -18 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_node_view 0 0.0% 16 0.1% 2 0.0% 14 0.1% 6 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_preprocess_block 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%
comment_rdf_mapping 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 0 0.0% 104 0.6% -5 -0.0% 93 0.6% -32 -0.2% 0 0.0% 0 0.0% 252,720 444.2% -120 -0.2%
config_get_config_directory 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%
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% 2 0.0% 5 0.0% 3 0.0% 15 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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_custom_theme 0 0.0% -4 -0.0% -1 -0.0% -4 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_element_info 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_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 0 0.0% 25 0.2% -14 -0.1% 27 0.2% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_pre_render_placeholder 0 0.0% -4 -0.0% -4 -0.0% -15 -0.1% -15 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
count -110 -1.8% 24 0.1% 25 0.2% -123 -0.8% -127 -0.8% -760 -1.3% -760 -1.3% -760 -1.3% -760 -1.3%
count@1 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%
ctype_digit -110 -1.8% -82 -0.5% -82 -0.5% -114 -0.8% -114 -0.8% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
current 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%
current_path 0 0.0% -45 -0.3% -16 -0.1% -25 -0.2% 6 0.0% 0 0.0% 0 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% 2 0.0% 1 0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date 0 0.0% 2 0.0% 2 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% 3 0.0% 3 0.0% 5 0.0% 5 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::getLastErrors 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::setTimestamp 0 0.0% -5 -0.0% -5 -0.0% -6 -0.0% -6 -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% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::__construct 0 0.0% 0 0.0% 0 0.0% -7 -0.0% -7 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTimeZone::__construct 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%
datetime_default_format_type 0 0.0% 13 0.1% -2 -0.0% 4 0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
datetime_element_info 0 0.0% 13 0.1% 1 0.0% 5 0.0% 5 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_default_timezone_get 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_default_timezone_set 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%
date_iso8601 0 0.0% 7 0.0% 5 0.0% 8 0.1% 8 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_parse 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%
dblog_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%
dblog_page_build 0 0.0% 0 0.0% -1 -0.0% 0 0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_and 0 0.0% 1 0.0% 1 0.0% 3 0.0% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_query 0 0.0% -296 -1.8% -9 -0.1% -134 -0.9% -4 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_query_range 0 0.0% -2 -0.0% 0 0.0% 4 0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_select 0 0.0% 17 0.1% 9 0.1% 18 0.1% 12 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
define 0 0.0% -2 -0.0% -2 -0.0% -7 -0.0% -7 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
defined 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%
devel_admin_paths 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%
devel_help 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%
devel_init 0 0.0% -7 -0.0% -1 -0.0% -24 -0.2% -4 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
devel_menu_need_destination 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%
devel_page_alter 0 0.0% 6 0.0% 1 0.0% 6 0.0% 5 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
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