Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Overall Diff Summary

Run #51ec3b81ad265Run #51ec3c1813b11DiffDiff%
Number of Function Calls52,129 52,129 0 0.0%
Incl. Wall Time (microsec)243,653 241,193 -2,460 -1.0%
Incl. CPU (microsecs)230,023 230,778 755 0.3%
Incl. MemUse (bytes)16,295,256 16,295,256 0 0.0%
Incl. PeakMemUse (bytes)16,433,224 16,433,224 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% 0 0.0% 0 0.0% 2 0.3% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ajax_process_form 0 N/A% 0 0.0% 0 0.0% 1 0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
apc_fetch 0 N/A% 2 0.1% 2 0.1% -14 -1.9% -14 -1.9% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
arg 0 N/A% -1 -0.0% -1 -0.0% -1 -0.1% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayIterator::__construct 0 N/A% 1 0.0% 1 0.0% -4 -0.5% -4 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayObject::exchangeArray 0 N/A% -1 -0.0% -1 -0.0% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayObject::__construct 0 N/A% 0 0.0% 0 0.0% -2 -0.3% -2 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_combine 0 N/A% -1 -0.0% -1 -0.0% 4 0.5% 4 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_diff 0 N/A% 1 0.0% 1 0.0% -12 -1.6% -12 -1.6% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_diff_key 0 N/A% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_fill_keys 0 N/A% 0 0.0% 0 0.0% 3 0.4% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_filter 0 N/A% -209 -8.5% -38 -1.5% -96 -12.7% -24 -3.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_filter@1 0 N/A% -26 -1.1% -25 -1.0% -28 -3.7% -28 -3.7% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_flip 0 N/A% -28 -1.1% -28 -1.1% -28 -3.7% -28 -3.7% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_intersect 0 N/A% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_intersect_key 0 N/A% -1 -0.0% -1 -0.0% -20 -2.6% -20 -2.6% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_keys 0 N/A% 0 0.0% 0 0.0% 30 4.0% 30 4.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_key_exists 0 N/A% -33 -1.3% -33 -1.3% 40 5.3% 40 5.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_map 0 N/A% -12 -0.5% -6 -0.2% 25 3.3% -18 -2.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_merge 0 N/A% 2 0.1% 2 0.1% -15 -2.0% -15 -2.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_pad 0 N/A% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_pop 0 N/A% 0 0.0% 0 0.0% 2 0.3% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_replace 0 N/A% 0 0.0% 0 0.0% 7 0.9% 7 0.9% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_reverse 0 N/A% 2 0.1% 2 0.1% 7 0.9% 7 0.9% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_shift 0 N/A% 0 0.0% 0 0.0% 3 0.4% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_slice 0 N/A% 8 0.3% 8 0.3% 8 1.1% 8 1.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_unique 0 N/A% 0 0.0% 0 0.0% 2 0.3% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_unshift 0 N/A% 1 0.0% 1 0.0% -3 -0.4% -3 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_values 0 N/A% 2 0.1% 2 0.1% 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 -0.4% -3 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
basename 0 N/A% 3 0.1% 3 0.1% -11 -1.5% -11 -1.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
base_convert 0 N/A% -1 -0.0% -1 -0.0% 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% 3 0.4% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_admin_paths 0 N/A% 1 0.0% 1 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% -2,099 -85.3% 1 0.0% -627 -83.0% -1 -0.1% 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% -214 -8.7% -11 -0.4% -141 -18.7% -11 -1.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_page_build 0 N/A% -2,098 -85.3% 2 0.1% -626 -82.9% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
breakpoint_help 0 N/A% 0 0.0% 0 0.0% 1 0.1% 1 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
breakpoint_load 0 N/A% -10 -0.4% 1 0.0% 3 0.4% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
cache 0 N/A% 21 0.9% -5 -0.2% 34 4.5% -3 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func 0 N/A% -1,783 -72.5% 0 0.0% 1,226 162.4% 13 1.7% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func@1 0 N/A% 190 7.7% -29 -1.2% 692 91.7% 16 2.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func@2 0 N/A% 10 0.4% 30 1.2% 23 3.0% 28 3.7% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array 0 N/A% -152 -6.2% -13 -0.5% 824 109.1% -33 -4.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array@1 0 N/A% 63 2.6% 3 0.1% 86 11.4% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
check_plain 0 N/A% -12 -0.5% -3 -0.1% -14 -1.9% 4 0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
chr 0 N/A% -1 -0.0% -1 -0.0% 2 0.3% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
class_exists 0 N/A% 53 2.2% -4 -0.2% 102 13.5% -14 -1.9% 0 N/A% 0 N/A% 56 N/A% 0 N/A%
class_implements 0 N/A% 3 0.1% 4 0.2% 3 0.4% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
color_css_alter 0 N/A% 1 0.0% 1 0.0% 1 0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
color_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%
color_preprocess_page 0 N/A% -171 -7.0% 0 0.0% -72 -9.5% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_help 0 N/A% 0 0.0% 0 0.0% -2 -0.3% -2 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_node_load 0 N/A% 3 0.1% -3 -0.1% 3 0.4% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_preprocess_block 0 N/A% 0 0.0% 0 0.0% 2 0.3% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
config 0 N/A% -26 -1.1% -2 -0.1% -9 -1.2% -3 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
config_get_config_directory 0 N/A% 0 0.0% 0 0.0% 0 0.0% -1 -0.1% 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% -6 -0.2% -3 -0.1% -7 -0.9% -9 -1.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contact_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_element_info 0 N/A% 7 0.3% 7 0.3% 9 1.2% 9 1.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_help 0 N/A% 0 0.0% 0 0.0% 1 0.1% 1 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_library_info 0 N/A% 0 0.0% 1 0.0% 0 0.0% 1 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_page_build 0 N/A% -1 -0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_preprocess 0 N/A% -25 -1.0% -2 -0.1% -20 -2.6% -2 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_pre_render_placeholder 0 N/A% -1 -0.0% -1 -0.0% -2 -0.3% -2 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_toolbar 0 N/A% -1 -0.0% 0 0.0% -1 -0.1% -2 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
count 0 N/A% 9 0.4% 1 0.0% -40 -5.3% -42 -5.6% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
count@1 0 N/A% 6 0.2% 6 0.2% 9 1.2% 9 1.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ctype_alpha 0 N/A% 6 0.2% 6 0.2% 3 0.4% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ctype_digit 0 N/A% 0 0.0% 0 0.0% -3 -0.4% -3 -0.4% 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% 10 0.4% 8 0.3% 15 2.0% -7 -0.9% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
custom_block_admin_paths 0 N/A% 1 0.0% 1 0.0% -1 -0.1% -1 -0.1% 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% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::createFromFormat 0 N/A% -1 -0.0% -1 -0.0% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::format 0 N/A% 2 0.1% 2 0.1% -2 -0.3% -2 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::getLastErrors 0 N/A% 0 0.0% 0 0.0% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::setTimezone 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%
DateTime::__construct 0 N/A% -2 -0.1% -2 -0.1% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTimeZone::__construct 0 N/A% 0 0.0% 0 0.0% -2 -0.3% -2 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
datetime_default_format_type 0 N/A% 10 0.4% 1 0.0% 12 1.6% -4 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
datetime_element_info 0 N/A% 14 0.6% 1 0.0% 17 2.3% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date_default_timezone_set 0 N/A% -1 -0.0% -1 -0.0% -1 -0.1% -1 -0.1% 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% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_and 0 N/A% -3 -0.1% -3 -0.1% -4 -0.5% -4 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_delete 0 N/A% -8 -0.3% 1 0.0% -7 -0.9% -1 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_insert 0 N/A% 14 0.6% 0 0.0% 17 2.3% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_query 0 N/A% 3 0.1% 1 0.0% -7 -0.9% -3 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_query_range 0 N/A% 43 1.7% 8 0.3% 30 4.0% 6 0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_select 0 N/A% -2 -0.1% 1 0.0% -1 -0.1% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
decode_entities 0 N/A% 0 0.0% 1 0.0% 2 0.3% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
define 0 N/A% 0 0.0% 0 0.0% 3 0.4% 3 0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
defined 0 N/A% 0 0.0% 0 0.0% 8 1.1% 8 1.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DirectoryIterator::getBasename 0 N/A% 2 0.1% 2 0.1% 1 0.1% 1 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DirectoryIterator::getFilename 0 N/A% 2 0.1% 2 0.1% 2 0.3% 2 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DirectoryIterator::__construct 0 N/A% 18 0.7% 18 0.7% 19 2.5% 19 2.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
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