Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Overall Diff Summary

Run #51ec485525502Run #51ec489b18752DiffDiff%
Number of Function Calls158,792 158,792 0 0.0%
Incl. Wall Time (microsec)628,399 627,377 -1,022 -0.2%
Incl. CPU (microsecs)609,055 608,662 -393 -0.1%
Incl. MemUse (bytes)19,350,392 19,350,392 0 0.0%
Incl. PeakMemUse (bytes)19,467,584 19,467,584 0 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 N/A% -2 -0.2% -2 -0.2% -4 -1.0% -4 -1.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ajax_process_form 0 N/A% -10 -1.0% -8 -0.8% -6 -1.5% -2 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
apc_fetch 0 N/A% -2 -0.2% -2 -0.2% -17 -4.3% -17 -4.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
arg 0 N/A% -1 -0.1% -9 -0.9% -3 -0.8% -15 -3.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayIterator::__construct 0 N/A% 2 0.2% 2 0.2% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayObject::exchangeArray 0 N/A% -1 -0.1% -1 -0.1% -1 -0.3% -1 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayObject::__construct 0 N/A% 1 0.1% 1 0.1% -2 -0.5% -2 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_change_key_case 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_combine 0 N/A% -1 -0.1% -1 -0.1% -7 -1.8% -7 -1.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_diff 0 N/A% 0 0.0% 0 0.0% -15 -3.8% -15 -3.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_diff_key 0 N/A% -1 -0.1% -1 -0.1% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_fill_keys 0 N/A% 0 0.0% 0 0.0% 12 3.1% 12 3.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_filter 0 N/A% 158 15.5% 7 0.7% 170 43.3% 30 7.6% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_filter@1 0 N/A% 4 0.4% 1 0.1% 0 0.0% -3 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_flip 0 N/A% -29 -2.8% -29 -2.8% -32 -8.1% -32 -8.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_intersect 0 N/A% 0 0.0% 0 0.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_intersect_key 0 N/A% 2 0.2% 2 0.2% 5 1.3% 5 1.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_keys 0 N/A% 29 2.8% 29 2.8% 51 13.0% 51 13.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_key_exists 0 N/A% 53 5.2% 53 5.2% -78 -19.8% -78 -19.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_map 0 N/A% 53 5.2% 2 0.2% 46 11.7% 3 0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_merge 0 N/A% -18 -1.8% -18 -1.8% 11 2.8% 11 2.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_merge_recursive 0 N/A% -2 -0.2% -2 -0.2% -5 -1.3% -5 -1.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_pad 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_pop 0 N/A% 0 0.0% 0 0.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_replace 0 N/A% 2 0.2% 2 0.2% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_reverse 0 N/A% -10 -1.0% -10 -1.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_search 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_shift 0 N/A% -3 -0.3% -3 -0.3% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_slice 0 N/A% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_unique 0 N/A% 0 0.0% 0 0.0% 2 0.5% 2 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_unshift 0 N/A% -3 -0.3% -3 -0.3% -9 -2.3% -9 -2.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_values 0 N/A% 3 0.3% 3 0.3% -2 -0.5% -2 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
asort 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
base64_encode 0 N/A% 0 0.0% 0 0.0% -3 -0.8% -3 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
basename 0 N/A% 7 0.7% 7 0.7% 4 1.0% 4 1.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
base_convert 0 N/A% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
base_path 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_admin_paths 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_get_blocks_by_region 0 N/A% -103 -10.1% -2 -0.2% -106 -27.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_help 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_list 0 N/A% 549 53.7% 0 0.0% 537 136.6% 4 1.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_page_build 0 N/A% -102 -10.0% 1 0.1% -107 -27.2% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
breakpoint_help 0 N/A% 0 0.0% 0 0.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
breakpoint_load 0 N/A% 446 43.6% 0 0.0% 248 63.1% 5 1.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
cache 0 N/A% 12 1.2% 6 0.6% 4 1.0% -3 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func 0 N/A% -160 -15.7% 0 0.0% 759 193.1% -18 -4.6% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func@1 0 N/A% -8 -0.8% -14 -1.4% -15 -3.8% -16 -4.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array 0 N/A% 1,546 151.3% -1 -0.1% 391 99.5% -1 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array@1 0 N/A% 554 54.2% -46 -4.5% 230 58.5% -60 -15.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array@2 0 N/A% 44 4.3% 1 0.1% 45 11.5% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
check_plain 0 N/A% -5 -0.5% -7 -0.7% -17 -4.3% 12 3.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
chr 0 N/A% 0 0.0% 0 0.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
class_exists 0 N/A% -99 -9.7% -13 -1.3% -88 -22.4% -9 -2.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
class_implements 0 N/A% -23 -2.3% -1 -0.1% -28 -7.1% -6 -1.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
color_css_alter 0 N/A% 0 0.0% 1 0.1% 1 0.3% 2 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
color_help 0 N/A% 0 0.0% 0 0.0% -1 -0.3% -1 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
color_preprocess_page 0 N/A% 146 14.3% -1 -0.1% 35 8.9% -2 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_help 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_node_load 0 N/A% 57 5.6% 29 2.8% 24 6.1% 17 4.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_node_view 0 N/A% 0 0.0% 0 0.0% 0 0.0% 4 1.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_preprocess_block 0 N/A% 1 0.1% 1 0.1% 2 0.5% 2 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
config 0 N/A% 10 1.0% 3 0.3% 8 2.0% -1 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
config_get_config_directory 0 N/A% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
config_help 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
conf_path 0 N/A% 0 0.0% 0 0.0% 0 0.0% 3 0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contact_help 0 N/A% 1 0.1% 1 0.1% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_element_info 0 N/A% 0 0.0% 0 0.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_help 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_library_info 0 N/A% 1 0.1% 0 0.0% 2 0.5% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_page_build 0 N/A% 1 0.1% 1 0.1% 0 0.0% -1 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_preprocess 0 N/A% 10 1.0% 2 0.2% 3 0.8% -10 -2.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_pre_render_placeholder 0 N/A% 6 0.6% 6 0.6% 8 2.0% 8 2.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_toolbar 0 N/A% 22 2.2% 0 0.0% 22 5.6% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
count 0 N/A% 16 1.6% 14 1.4% 23 5.9% 28 7.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
count@1 0 N/A% -1 -0.1% -1 -0.1% 2 0.5% 2 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ctype_alpha 0 N/A% 30 2.9% 30 2.9% -4 -1.0% -4 -1.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ctype_digit 0 N/A% 0 0.0% 0 0.0% -3 -0.8% -3 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
current 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
current_path 0 N/A% -33 -3.2% 0 0.0% -34 -8.7% -11 -2.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
custom_block_admin_paths 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
custom_block_menu_local_tasks 0 N/A% 0 0.0% 0 0.0% 1 0.3% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date 0 N/A% 0 0.0% 0 0.0% 2 0.5% 2 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::createFromFormat 0 N/A% 1 0.1% 1 0.1% 2 0.5% 2 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::format 0 N/A% 1 0.1% 1 0.1% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::getLastErrors 0 N/A% 1 0.1% 1 0.1% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::setTimestamp 0 N/A% 0 0.0% 0 0.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::setTimezone 0 N/A% 0 0.0% 0 0.0% -3 -0.8% -3 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::__construct 0 N/A% 2 0.2% 2 0.2% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTimeZone::__construct 0 N/A% 2 0.2% 2 0.2% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
datetime_default_format_type 0 N/A% 107 10.5% 1 0.1% 61 15.5% -1 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
datetime_element_info 0 N/A% 78 7.6% -2 -0.2% 81 20.6% -3 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date_default_timezone_get 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date_default_timezone_set 0 N/A% 0 0.0% 0 0.0% 2 0.5% 2 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date_iso8601 0 N/A% 1 0.1% 1 0.1% 0 0.0% -2 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date_parse 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
dblog_help 0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
dblog_page_build 0 N/A% 0 0.0% 0 0.0% 1 0.3% 1 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_and 0 N/A% 0 0.0% 0 0.0% -1 -0.3% -2 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_delete 0 N/A% 19 1.9% 1 0.1% 19 4.8% -5 -1.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_insert 0 N/A% -16 -1.6% 0 0.0% -16 -4.1% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
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