Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Overall Diff Summary

Run #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls145,877 143,637 -2,240 -1.5%
Incl. Wall Time (microsec)989,142 973,737 -15,405 -1.6%
Incl. CPU (microsecs)916,136 901,543 -14,593 -1.6%
Incl. MemUse (bytes)9,857,484 9,856,816 -668 -0.0%
Incl. PeakMemUse (bytes)10,150,176 10,149,532 -644 -0.0%

[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% -2 -0.0% -2 -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% -1 -0.0% 1 0.0% -3 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
arg 0 0.0% -16 -0.1% -9 -0.1% -19 -0.1% -16 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayObject::exchangeArray 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%
ArrayObject::__construct 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%
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% 8 0.1% 8 0.1% 4 0.0% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_diff 0 0.0% -13 -0.1% -13 -0.1% -8 -0.1% -8 -0.1% 0 0.0% 0 0.0% -64 -9.9% -64 -9.9%
array_diff_key 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_fill_keys 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%
array_filter 0 0.0% 158 1.0% -11 -0.1% 86 0.6% -10 -0.1% 0 0.0% 0 0.0% 36 5.6% 0 0.0%
array_filter@1 0 0.0% 1 0.0% 0 0.0% -5 -0.0% -6 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_flip 0 0.0% 3 0.0% 3 0.0% -23 -0.2% -23 -0.2% -48 -7.2% -48 -7.2% 0 0.0% 0 0.0%
array_intersect 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%
array_intersect_key 0 0.0% -8 -0.1% -8 -0.1% -45 -0.3% -45 -0.3% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_keys 0 0.0% -10 -0.1% -10 -0.1% -23 -0.2% -23 -0.2% 12 1.8% 12 1.8% -52 -8.1% -52 -8.1%
array_key_exists 0 0.0% -35 -0.2% -35 -0.2% -6 -0.0% -6 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_map 20 0.9% 268 1.7% 106 0.7% 300 2.1% 91 0.6% 9,144 1368.9% 5,852 876.0% 356 55.3% 0 0.0%
array_merge 0 0.0% 39 0.3% 39 0.3% 36 0.2% 36 0.2% 8 1.2% 8 1.2% 28 4.3% 28 4.3%
array_pop 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%
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% 6 0.0% 6 0.0% 15 0.1% 15 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_shift 0 0.0% 7 0.0% 7 0.0% 12 0.1% 12 0.1% 0 0.0% 0 0.0% -100 -15.5% -100 -15.5%
array_slice 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%
array_unique 0 0.0% -3 -0.0% -3 -0.0% 4 0.0% 4 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% -3 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_values 0 0.0% 5 0.0% 5 0.0% 13 0.1% 13 0.1% 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% -1 -0.0% -1 -0.0% 3 0.0% 3 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
basename 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%
base_convert 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%
base_path 0 0.0% -1 -0.0% -1 -0.0% 22 0.2% 22 0.2% 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% -5,844 -37.9% -2 -0.0% -5,542 -38.0% -3 -0.0% -784 -117.4% 0 0.0% -800 -124.2% 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% 935 6.1% -2 -0.0% 1,034 7.1% 0 0.0% 32 4.8% 0 0.0% 32 5.0% 0 0.0%
block_page_build 0 0.0% -5,843 -37.9% 0 0.0% -5,542 -38.0% -2 -0.0% -784 -117.4% 0 0.0% -800 -124.2% 0 0.0%
breakpoint_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%
cache 0 0.0% -188 -1.2% -5 -0.0% -199 -1.4% -20 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
call_user_func 0 0.0% -15,112 -98.1% 4 0.0% -13,996 -95.9% -15 -0.1% -836 -125.1% 0 0.0% -632 -98.1% 0 0.0%
call_user_func@1 0 0.0% 219 1.4% 19 0.1% 177 1.2% 43 0.3% 0 0.0% 0 0.0% -96 -14.9% 0 0.0%
call_user_func_array 0 0.0% 750 4.9% -19 -0.1% -268 -1.8% -6 -0.0% -12 -1.8% 0 0.0% 12 1.9% 0 0.0%
call_user_func_array@1 0 0.0% 1,338 8.7% -6 -0.0% 313 2.1% -3 -0.0% -12 -1.8% 0 0.0% 12 1.9% 0 0.0%
call_user_func_array@2 0 0.0% -50 -0.3% 5 0.0% 10 0.1% 0 0.0% 12 1.8% 12 1.8% 16 2.5% 12 1.9%
ceil 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%
check_plain 20 0.9% 118 0.8% 19 0.1% 180 1.2% 82 0.6% 3,296 493.4% 0 0.0% 356 55.3% 0 0.0%
check_url 0 0.0% -2 -0.0% -1 -0.0% 0 0.0% 5 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
chr 0 0.0% -1 -0.0% -1 -0.0% 10 0.1% 10 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
class_exists 0 0.0% 110 0.7% 7 0.0% 122 0.8% 32 0.2% 0 0.0% 0 0.0% 108 16.8% 0 0.0%
class_implements 0 0.0% -119 -0.8% -2 -0.0% -120 -0.8% -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% 0 0.0% 0 0.0% -12 -1.8% -12 -1.8% 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% 73 0.5% 12 0.1% 73 0.5% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_node_view 0 0.0% 0 0.0% 1 0.0% 5 0.0% 11 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
comment_preprocess_block 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%
comment_rdf_mapping 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% 191 1.2% 8 0.1% 207 1.4% 25 0.2% 8 1.2% 0 0.0% -80 -12.4% 0 0.0%
config_get_config_directory 0 0.0% 0 0.0% 0 0.0% 2 0.0% 4 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% 6 0.0% 6 0.0% 8 0.1% 10 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
constant 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%
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_custom_theme 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_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% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% -8 -1.2% -8 -1.2% 0 0.0% 0 0.0%
contextual_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%
contextual_preprocess 0 0.0% -9 -0.1% -6 -0.0% -6 -0.0% 7 0.0% 0 0.0% 0 0.0% 400 62.1% 156 24.2%
contextual_pre_render_placeholder 0 0.0% 4 0.0% 4 0.0% 10 0.1% 10 0.1% 0 0.0% 0 0.0% -96 -14.9% -96 -14.9%
count 0 0.0% 3 0.0% 7 0.0% 5 0.0% 6 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
count@1 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%
ctype_alpha 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%
ctype_digit 0 0.0% 4 0.0% 4 0.0% 29 0.2% 29 0.2% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
current 0 0.0% 1 0.0% 1 0.0% 8 0.1% 8 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
current_path 0 0.0% 20 0.1% -10 -0.1% 14 0.1% -1 -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% -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% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date 0 0.0% -18 -0.1% -18 -0.1% -21 -0.1% -21 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::format 0 0.0% 1 0.0% 1 0.0% 7 0.0% 7 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::getLastErrors 0 0.0% -8 -0.1% -8 -0.1% -9 -0.1% -9 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::setTimestamp 0 0.0% -4 -0.0% -4 -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% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::__construct 0 0.0% -17 -0.1% -17 -0.1% -3 -0.0% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTimeZone::__construct 0 0.0% 10 0.1% 10 0.1% 11 0.1% 11 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
datetime_default_format_type 0 0.0% 42 0.3% 5 0.0% 17 0.1% 4 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
datetime_element_info 0 0.0% 54 0.4% 2 0.0% 29 0.2% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date_default_timezone_get 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%
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% -15 -0.1% 3 0.0% -9 -0.1% 12 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% 2 0.0% 2 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% 0 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% 1 0.0% 1 0.0% -2 -0.0% -4 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_query 0 0.0% -50 -0.3% -2 -0.0% -42 -0.3% -1 -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% -3 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_select 0 0.0% -18 -0.1% -5 -0.0% -17 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
define 0 0.0% -3 -0.0% -3 -0.0% -7 -0.0% -7 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
defined 0 0.0% -2 -0.0% -2 -0.0% -4 -0.0% -4 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
devel_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%
devel_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%
devel_init 0 0.0% -412 -2.7% -19 -0.1% -388 -2.7% -13 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
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