Diff Report
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Overall Diff Summary

Run #51ec517fc2424Run #51ec52a09990aDiffDiff%
Number of Function Calls223,036 223,101 65 0.0%
Incl. Wall Time (microsec)854,166 858,252 4,086 0.5%
Incl. CPU (microsecs)834,322 838,585 4,263 0.5%
Incl. MemUse (bytes)18,717,216 18,739,224 22,008 0.1%
Incl. PeakMemUse (bytes)18,871,808 18,894,800 22,992 0.1%

[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% -1 -0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ajax_process_form 0 0.0% 2 0.0% 0 0.0% 0 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
apc_fetch 0 0.0% -9 -0.2% -9 -0.2% 5 0.1% 5 0.1% 0 0.0% 0 0.0% -280 -1.2% -280 -1.2%
arg 0 0.0% -9 -0.2% -9 -0.2% -11 -0.3% -18 -0.4% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayIterator::__construct 0 0.0% -2 -0.0% -2 -0.0% 14 0.3% 14 0.3% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ArrayObject::exchangeArray 2 3.1% 2 0.0% 2 0.0% 14 0.3% 14 0.3% -104 -0.5% -104 -0.5% -880 -3.8% -880 -3.8%
ArrayObject::__construct 1 1.5% 2 0.0% 2 0.0% 1 0.0% 1 0.0% -8 -0.0% -8 -0.0% -736 -3.2% -736 -3.2%
array_change_key_case 0 0.0% -3 -0.1% -3 -0.1% -3 -0.1% -3 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_combine 0 0.0% 2 0.0% 2 0.0% 2 0.0% 2 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_diff 0 0.0% 6 0.1% 6 0.1% -20 -0.5% -20 -0.5% 16 0.1% 16 0.1% 56 0.2% 56 0.2%
array_diff_key 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_fill_keys 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%
array_filter 0 0.0% -61 -1.5% -62 -1.5% -227 -5.3% 38 0.9% -32,800 -149.0% -16 -0.1% -37,936 -165.0% -2,248 -9.8%
array_filter@1 0 0.0% 1 0.0% -2 -0.0% 2 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_flip 0 0.0% -3 -0.1% -3 -0.1% -12 -0.3% -12 -0.3% 8 0.0% 8 0.0% -80 -0.3% -80 -0.3%
array_intersect 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%
array_intersect_key 0 0.0% 0 0.0% 0 0.0% -4 -0.1% -4 -0.1% -24 -0.1% -24 -0.1% 176 0.8% 176 0.8%
array_keys -2 -3.1% 18 0.4% 18 0.4% -15 -0.4% -15 -0.4% -1,056 -4.8% -1,056 -4.8% -856 -3.7% -856 -3.7%
array_key_exists -1 -1.5% 3 0.1% 3 0.1% 17 0.4% 17 0.4% 24 0.1% 24 0.1% 24 0.1% 24 0.1%
array_map 0 0.0% 0 0.0% -22 -0.5% 20 0.5% -17 -0.4% -48 -0.2% -48 -0.2% -5,848 -25.4% -3,088 -13.4%
array_merge 0 0.0% 14 0.3% 14 0.3% -62 -1.5% -62 -1.5% -104 -0.5% -104 -0.5% -224 -1.0% -224 -1.0%
array_merge_recursive 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_pad 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_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% -9 -0.2% -9 -0.2% -22 -0.5% -22 -0.5% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_reverse 1 1.5% 3 0.1% 3 0.1% 12 0.3% 12 0.3% 64 0.3% 64 0.3% -288 -1.3% -288 -1.3%
array_shift 0 0.0% -9 -0.2% -9 -0.2% -3 -0.1% -3 -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% 13 0.3% 13 0.3% 10 0.2% 10 0.2% 8 0.0% 8 0.0% 88 0.4% 88 0.4%
array_unshift 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_values 0 0.0% 2 0.0% 2 0.0% -12 -0.3% -12 -0.3% 0 0.0% 0 0.0% -608 -2.6% -608 -2.6%
base64_encode 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%
basename 0 0.0% -3 -0.1% -3 -0.1% -8 -0.2% -8 -0.2% 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% 0 0.0% 0 0.0% 3 0.1% 3 0.1% 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% -654 -16.0% 1 0.0% -29 -0.7% 3 0.1% -472 -2.1% 0 0.0% -42,104 -183.1% 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% 311 7.6% -2 -0.0% 324 7.6% -6 -0.1% -552 -2.5% 0 0.0% -36,944 -160.7% 0 0.0%
block_page_build 0 0.0% -647 -15.8% 1 0.0% -23 -0.5% 0 0.0% -472 -2.1% 0 0.0% -42,104 -183.1% 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%
breakpoint_load 0 0.0% -171 -4.2% 0 0.0% -189 -4.4% 1 0.0% 8 0.0% 0 0.0% 160 0.7% 0 0.0%
cache 0 0.0% -16 -0.4% -4 -0.1% -7 -0.2% 4 0.1% 0 0.0% 0 0.0% -40 -0.2% 0 0.0%
call_user_func 0 0.0% 3,607 88.3% 0 0.0% 4,289 100.6% 10 0.2% -31,848 -144.7% -8 -0.0% 323,992 1409.2% -1,032 -4.5%
call_user_func@1 0 0.0% -219 -5.4% 34 0.8% 65 1.5% 22 0.5% 48 0.2% 0 0.0% 11,152 48.5% 1,400 6.1%
call_user_func@2 0 0.0% 20 0.5% 2 0.0% 17 0.4% -1 -0.0% 0 0.0% 0 0.0% 264 1.1% 0 0.0%
call_user_func_array 0 0.0% 4,201 102.8% -9 -0.2% 3,816 89.5% -11 -0.3% 48,984 222.6% 40 0.2% 102,032 443.8% 0 0.0%
call_user_func_array@1 0 0.0% 4,202 102.8% 1 0.0% 3,591 84.2% -1 -0.0% 53,000 240.8% 40 0.2% 105,392 458.4% 0 0.0%
call_user_func_array@2 0 0.0% -72 -1.8% -4 -0.1% -209 -4.9% -4 -0.1% 3,664 16.6% -16 -0.1% -111,568 -485.2% -1,008 -4.4%
check_plain 0 0.0% -1 -0.0% 0 0.0% 4 0.1% 0 0.0% 0 0.0% 0 0.0% -80 -0.3% -16 -0.1%
chr 0 0.0% 0 0.0% 0 0.0% 1 0.0% 1 0.0% 0 0.0% 0 0.0% 224 1.0% 224 1.0%
class_exists 1 1.5% -317 -7.8% -11 -0.3% -328 -7.7% -30 -0.7% -33,032 -150.1% 16 0.1% -17,184 -74.7% 192 0.8%
class_implements 0 0.0% -2 -0.0% 1 0.0% -7 -0.2% -5 -0.1% 48 0.2% 48 0.2% 144 0.6% 144 0.6%
color_css_alter 0 0.0% 2 0.0% 2 0.0% 2 0.0% 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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
color_preprocess_page 0 0.0% 15 0.4% 8 0.2% 34 0.8% 7 0.2% -8 -0.0% -8 -0.0% -56 -0.2% -56 -0.2%
comment_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_node_load 0 0.0% 12 0.3% 0 0.0% 2 0.0% 6 0.1% -8 -0.0% 0 0.0% 0 0.0% 0 0.0%
comment_node_view 0 0.0% -72 -1.8% -8 -0.2% -74 -1.7% -2 -0.0% 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 -0.1% -3 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
config 0 0.0% 17 0.4% 8 0.2% 21 0.5% -2 -0.0% 64 0.3% 104 0.5% 632 2.7% 176 0.8%
config_get_config_directory 0 0.0% 0 0.0% 0 0.0% 0 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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
conf_path 0 0.0% -1 -0.0% -1 -0.0% -1 -0.0% 0 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% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_element_info 0 0.0% -3 -0.1% -3 -0.1% -2 -0.0% -2 -0.0% 32 0.1% 32 0.1% -2,288 -10.0% -2,288 -10.0%
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_library_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_page_build 0 0.0% 4 0.1% 0 0.0% 4 0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_preprocess 1 1.5% 15 0.4% 7 0.2% 10 0.2% 7 0.2% 0 0.0% -336 -1.5% -896 -3.9% -896 -3.9%
contextual_pre_render_placeholder 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% -288 -1.3% -288 -1.3%
contextual_toolbar 0 0.0% 11 0.3% -1 -0.0% 9 0.2% -3 -0.1% 8 0.0% 8 0.0% 0 0.0% 0 0.0%
count -1 -1.5% -19 -0.5% -21 -0.5% -5 -0.1% 3 0.1% -768 -3.5% -768 -3.5% -464 -2.0% -384 -1.7%
count@1 0 0.0% -8 -0.2% -8 -0.2% -3 -0.1% -3 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_alpha 0 0.0% -13 -0.3% -13 -0.3% -27 -0.6% -27 -0.6% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
ctype_digit 0 0.0% 1 0.0% 1 0.0% 1 0.0% 1 0.0% -80 -0.4% -80 -0.4% 0 0.0% 0 0.0%
current -3 -4.6% -4 -0.1% -4 -0.1% -7 -0.2% -7 -0.2% -96 -0.4% -96 -0.4% -64 -0.3% -64 -0.3%
current_path 0 0.0% 48 1.2% 8 0.2% 47 1.1% 37 0.9% 0 0.0% 0 0.0% -288 -1.3% -288 -1.3%
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% 1 0.0% 1 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
date 0 0.0% -4 -0.1% -4 -0.1% -5 -0.1% -5 -0.1% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::createFromFormat 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%
DateTime::format 0 0.0% 2 0.0% 2 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
DateTime::getLastErrors 0 0.0% 1 0.0% 1 0.0% 3 0.1% 3 0.1% 16 0.1% 16 0.1% -232 -1.0% -232 -1.0%
DateTime::setTimestamp 0 0.0% 0 0.0% 0 0.0% -1 -0.0% -1 -0.0% 8 0.0% 8 0.0% 8 0.0% 8 0.0%
DateTime::setTimezone 0 0.0% 0 0.0% 0 0.0% -3 -0.1% -3 -0.1% 24 0.1% 24 0.1% 0 0.0% 0 0.0%
DateTime::__construct 0 0.0% -2 -0.0% -2 -0.0% 0 0.0% 0 0.0% 24 0.1% 24 0.1% -328 -1.4% -328 -1.4%
DateTimeZone::__construct 0 0.0% -1 -0.0% -1 -0.0% -5 -0.1% -5 -0.1% 8 0.0% 8 0.0% -688 -3.0% -688 -3.0%
datetime_default_format_type 0 0.0% -49 -1.2% -3 -0.1% -49 -1.1% -4 -0.1% 24 0.1% -8 -0.0% -18,760 -81.6% -1,080 -4.7%
datetime_element_info 0 0.0% -102 -2.5% 1 0.0% -86 -2.0% 2 0.0% -16 -0.1% 8 0.0% -46,880 -203.9% -656 -2.9%
date_default_timezone_get 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%
date_default_timezone_set 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%
date_iso8601 0 0.0% -5 -0.1% -1 -0.0% -5 -0.1% 0 0.0% 16 0.1% 16 0.1% 0 0.0% 0 0.0%
date_parse 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0% -2,448 -10.6% -2,448 -10.6%
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% -4 -0.1% -3 -0.1% -1 -0.0% -2 -0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
db_delete 0 0.0% -27 -0.7% 7 0.2% -27 -0.6% 1 0.0% -144 -0.7% 0 0.0% -440 -1.9% 0 0.0%
db_insert 0 0.0% 6 0.1% 0 0.0% 6 0.1% -2 -0.0% 32 0.1% 0 0.0% 1,728 7.5% 0 0.0%
db_query 0 0.0% 93 2.3% 1 0.0% 26 0.6% -2 -0.0% -24 -0.1% 0 0.0% -248 -1.1% 0 0.0%
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