Diff Report
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec51f5849d9: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Overall Diff Summary

Run #51ec517fc2424Run #51ec51f5849d9DiffDiff%
Number of Function Calls223,036 223,036 0 0.0%
Incl. Wall Time (microsec)854,166 857,092 2,926 0.3%
Incl. CPU (microsecs)834,322 837,469 3,147 0.4%
Incl. MemUse (bytes)18,717,216 18,717,216 0 0.0%
Incl. PeakMemUse (bytes)18,871,808 18,871,808 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% 1 0.0% 1 0.0% -3 -0.1% -3 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ajax_process_form 0 N/A% 3 0.1% 2 0.1% 0 0.0% 3 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
apc_fetch 0 N/A% -9 -0.3% -9 -0.3% -24 -0.8% -24 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
arg 0 N/A% -5 -0.2% -5 -0.2% -11 -0.3% -12 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayIterator::__construct 0 N/A% 2 0.1% 2 0.1% 15 0.5% 15 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% 8 0.3% 8 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ArrayObject::__construct 0 N/A% 1 0.0% 1 0.0% 2 0.1% 2 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_change_key_case 0 N/A% -1 -0.0% -1 -0.0% -1 -0.0% -1 -0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_combine 0 N/A% 0 0.0% 0 0.0% -3 -0.1% -3 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_diff 0 N/A% 18 0.6% 18 0.6% 21 0.7% 21 0.7% 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 -0.0% -1 -0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_fill_keys 0 N/A% 5 0.2% 5 0.2% 3 0.1% 3 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_filter 0 N/A% 244 8.3% -42 -1.4% 39 1.2% 55 1.7% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_filter@1 0 N/A% 1 0.0% 1 0.0% 0 0.0% -1 -0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_flip 0 N/A% 4 0.1% 4 0.1% -11 -0.3% -11 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_intersect 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%
array_intersect_key 0 N/A% 0 0.0% 0 0.0% -25 -0.8% -25 -0.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_keys 0 N/A% 28 1.0% 28 1.0% 53 1.7% 53 1.7% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_key_exists 0 N/A% 14 0.5% 14 0.5% -56 -1.8% -56 -1.8% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_map 0 N/A% 69 2.4% -5 -0.2% 78 2.5% -30 -1.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_merge 0 N/A% 30 1.0% 30 1.0% -100 -3.2% -100 -3.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_merge_recursive 0 N/A% -1 -0.0% -1 -0.0% -1 -0.0% -1 -0.0% 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% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_replace 0 N/A% -3 -0.1% -3 -0.1% -10 -0.3% -10 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_reverse 0 N/A% 1 0.0% 1 0.0% 1 0.0% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_shift 0 N/A% -9 -0.3% -9 -0.3% 8 0.3% 8 0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_slice 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_unique 0 N/A% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
array_unshift 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%
array_values 0 N/A% -2 -0.1% -2 -0.1% -12 -0.4% -12 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
base64_encode 0 N/A% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
basename 0 N/A% -2 -0.1% -2 -0.1% -8 -0.3% -8 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
base_convert 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%
base_path 0 N/A% 0 0.0% 0 0.0% 3 0.1% 3 0.1% 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% -106 -3.6% 1 0.0% 18 0.6% 6 0.2% 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% 572 19.5% -2 -0.1% 365 11.6% -11 -0.3% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
block_page_build 0 N/A% -106 -3.6% 1 0.0% 17 0.5% -3 -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% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
breakpoint_load 0 N/A% 71 2.4% 0 0.0% -97 -3.1% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
cache 0 N/A% -14 -0.5% -1 -0.0% -5 -0.2% 5 0.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func 0 N/A% 4,618 157.8% -4 -0.1% 4,548 144.5% 2 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func@1 0 N/A% 752 25.7% 26 0.9% 496 15.8% 22 0.7% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func@2 0 N/A% -10 -0.3% 5 0.2% -14 -0.4% -1 -0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array 0 N/A% 1,733 59.2% 8 0.3% 1,843 58.6% -15 -0.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array@1 0 N/A% 1,284 43.9% 1 0.0% 1,514 48.1% 7 0.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
call_user_func_array@2 0 N/A% -4 -0.1% -8 -0.3% -136 -4.3% -19 -0.6% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
check_plain 0 N/A% 8 0.3% 5 0.2% 3 0.1% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
chr 0 N/A% 0 0.0% 0 0.0% -2 -0.1% -2 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
class_exists 0 N/A% 124 4.2% -1 -0.0% 115 3.7% -13 -0.4% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
class_implements 0 N/A% -2 -0.1% 0 0.0% -6 -0.2% -4 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
color_css_alter 0 N/A% 0 0.0% 1 0.0% 0 0.0% 2 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% -2 -0.1% -2 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
color_preprocess_page 0 N/A% 63 2.2% 0 0.0% 59 1.9% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_help 0 N/A% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_node_load 0 N/A% 44 1.5% 4 0.1% 50 1.6% 7 0.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
comment_node_view 0 N/A% -74 -2.5% -5 -0.2% -74 -2.4% -1 -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 -0.1% -2 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
config 0 N/A% 21 0.7% 6 0.2% 21 0.7% -9 -0.3% 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% 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% -1 -0.0% -1 -0.0% 0 0.0% 4 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contact_help 0 N/A% 0 0.0% 0 0.0% 1 0.0% 1 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% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_help 0 N/A% 0 0.0% 0 0.0% 2 0.1% 2 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_library_info 0 N/A% 2 0.1% 1 0.0% 2 0.1% 2 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_page_build 0 N/A% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_preprocess 0 N/A% 2 0.1% -3 -0.1% -6 -0.2% -2 -0.1% 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 -0.1% -2 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
contextual_toolbar 0 N/A% 11 0.4% -1 -0.0% 12 0.4% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
count 0 N/A% 17 0.6% 11 0.4% 38 1.2% 29 0.9% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
count@1 0 N/A% 2 0.1% 2 0.1% -6 -0.2% -6 -0.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ctype_alpha 0 N/A% 49 1.7% 49 1.7% 46 1.5% 46 1.5% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
ctype_digit 0 N/A% 0 0.0% 0 0.0% -5 -0.2% -5 -0.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
current 0 N/A% -1 -0.0% -1 -0.0% -5 -0.2% -5 -0.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
current_path 0 N/A% 16 0.5% 1 0.0% 14 0.4% 14 0.4% 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% 1 0.0% 1 0.0% -1 -0.0% -2 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date 0 N/A% -4 -0.1% -4 -0.1% -3 -0.1% -3 -0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::createFromFormat 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::format 0 N/A% 1 0.0% 1 0.0% 2 0.1% 2 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
DateTime::getLastErrors 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::setTimestamp 0 N/A% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 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% 1 0.0% 1 0.0% -1 -0.0% -1 -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% -7 -0.2% -7 -0.2% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
datetime_default_format_type 0 N/A% -46 -1.6% -1 -0.0% -46 -1.5% -1 -0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
datetime_element_info 0 N/A% -2 -0.1% 2 0.1% -46 -1.5% 2 0.1% 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% 1 0.0% 1 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% 0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
date_iso8601 0 N/A% -5 -0.2% -1 -0.0% -5 -0.2% -2 -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% 1 0.0% 1 0.0% -1 -0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_and 0 N/A% 1 0.0% 1 0.0% 2 0.1% 2 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_delete 0 N/A% -5 -0.2% 1 0.0% -4 -0.1% 2 0.1% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_insert 0 N/A% 0 0.0% -1 -0.0% 1 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
db_query 0 N/A% 33 1.1% -1 -0.0% 11 0.3% 1 0.0% 0 N/A% 0 N/A% 0 N/A% 0 N/A%
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