Diff Report
Run #5177365b0b425: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5177392a7fa3c: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #5177365b0b425Run #5177392a7fa3cDiffDiff%
Number of Function Calls131 135 4 3.1%
Incl. Wall Time (microsec)101 94 -7 -6.9%
Incl. Wall Time (microsec) per call 1 1 -0 -9.7%
Excl. Wall Time (microsec)101 94 -7 -6.9%
Incl. CPU (microsecs)225 230 5 2.2%
Incl. CPU (microsecs) per call 2 2 -0 -0.8%
Excl. CPU (microsec)225 230 5 2.2%
Incl. MemUse (bytes)30,360 30,560 200 0.7%
Incl. MemUse (bytes) per call 232 226 -5 -2.3%
Excl. MemUse (bytes)30,360 30,560 200 0.7%
Incl. PeakMemUse (bytes)15,392 14,240 -1,152 -7.5%
Incl. PeakMemUse (bytes) per call 117 105 -12 -10.2%
Excl. PeakMemUse (bytes)15,392 14,240 -1,152 -7.5%

Parent/Child Regression/Improvement report for substr [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
substr4 100.0% -7 -0.0% 5 0.0% 200 0.8% -1,152 -5.4%
Exclusive Metrics Diff for Current Function-7 -100.0% 5 100.0% 200 100.0% -1,152 -100.0%
Parent functions
Drupal\Component\Uuid\Php::generate0 0.0% -5 -71.4% 3 60.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% -4 -57.1% -1 -20.0% 0 0.0% 0 0.0%
theme@10 0.0% 2 28.6% 0 0.0% 64 32.0% 0 0.0%
devel_silent0 0.0% 1 14.3% 2 40.0% 0 0.0% 0 0.0%
drupal_random_bytes0 0.0% -1 -14.3% -3 -60.0% 0 0.0% 0 0.0%
file_uri_scheme0 0.0% 0 0.0% -8 -160.0% 8 4.0% -288 -25.0%
drupal_settings_initialize0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
image_style_path_token0 0.0% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 0 0.0% -24 -12.0% 0 0.0%
theme@20 0.0% 0 0.0% -2 -40.0% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename4 100.0% 0 0.0% 5 100.0% 152 76.0% -864 -75.0%
Drupal\system\Plugin\block\block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 6 120.0% 0 0.0% 0 0.0%
edit_custom_theme0 0.0% 0 0.0% 1 20.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 1 20.0% 0 0.0% 0 0.0%
editor_custom_theme0 0.0% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::add_field0 0.0% 0 0.0% 3 60.0% 0 0.0% 0 0.0%