Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774d289642f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #51774c26bf054Run #51774d289642fDiffDiff%
Number of Function Calls131 135 4 3.1%
Incl. Wall Time (microsec)61 57 -4 -6.6%
Incl. Wall Time (microsec) per call 0 0 -0 -9.3%
Excl. Wall Time (microsec)61 57 -4 -6.6%
Incl. CPU (microsecs)184 192 8 4.3%
Incl. CPU (microsecs) per call 1 1 0 1.3%
Excl. CPU (microsec)184 192 8 4.3%
Incl. MemUse (bytes)30,360 30,496 136 0.4%
Incl. MemUse (bytes) per call 232 226 -6 -2.5%
Excl. MemUse (bytes)30,360 30,496 136 0.4%
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% -4 -0.0% 8 0.0% 136 0.6% -1,152 -6.4%
Exclusive Metrics Diff for Current Function-4 -100.0% 8 100.0% 136 100.0% -1,152 -100.0%
Parent functions
file_uri_scheme0 0.0% -5 -125.0% -3 -37.5% 8 5.9% -288 -25.0%
drupal_settings_initialize0 0.0% -2 -50.0% 1 12.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 1 25.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% -1 -25.0% -1 -12.5% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 1 25.0% -2 -25.0% 0 0.0% 0 0.0%
drupal_random_bytes0 0.0% 1 25.0% 1 12.5% 0 0.0% 0 0.0%
theme@10 0.0% 1 25.0% -3 -37.5% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 0 0.0% -24 -17.6% 0 0.0%
Twig_Environment::getCacheFilename4 100.0% 0 0.0% 5 62.5% 152 111.8% -864 -75.0%
theme@20 0.0% 0 0.0% 1 12.5% 0 0.0% 0 0.0%
image_style_path_token0 0.0% 0 0.0% 1 12.5% 0 0.0% 0 0.0%
devel_silent0 0.0% 0 0.0% -2 -25.0% 0 0.0% 0 0.0%
edit_custom_theme0 0.0% 0 0.0% 1 12.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 2 25.0% 0 0.0% 0 0.0%
editor_custom_theme0 0.0% 0 0.0% -1 -12.5% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 1 12.5% 0 0.0% 0 0.0%
Drupal\system\Plugin\block\block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 4 50.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::add_field0 0.0% 0 0.0% 3 37.5% 0 0.0% 0 0.0%