Diff Report
Run #519de1c349c58: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de26535836: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #519de1c349c58Run #519de26535836DiffDiff%
Number of Function Calls208 212 4 1.9%
Incl. Wall Time (microsec)91 87 -4 -4.4%
Incl. Wall Time (microsec) per call 0 0 -0 -6.2%
Excl. Wall Time (microsec)91 87 -4 -4.4%
Incl. CPU (microsecs)273 291 18 6.6%
Incl. CPU (microsecs) per call 1 1 0 4.6%
Excl. CPU (microsec)273 291 18 6.6%
Incl. MemUse (bytes)43,024 43,168 144 0.3%
Incl. MemUse (bytes) per call 207 204 -3 -1.6%
Excl. MemUse (bytes)43,024 43,168 144 0.3%
Incl. PeakMemUse (bytes)15,824 15,712 -112 -0.7%
Incl. PeakMemUse (bytes) per call 76 74 -2 -2.6%
Excl. PeakMemUse (bytes)15,824 15,712 -112 -0.7%

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% 18 0.1% 144 0.3% -112 -0.2%
Exclusive Metrics Diff for Current Function-4 -100.0% 18 100.0% 144 100.0% -112 -100.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::add_field0 0.0% 0 0.0% -2 -11.1% 16 11.1% -112 -100.0%
Doctrine\Common\Annotations\DocParser::parse@10 0.0% 0 0.0% 1 5.6% 0 0.0% 0 0.0%
text_summary0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocLexer::getType0 0.0% 0 0.0% 0 0.0% -8 -5.6% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse0 0.0% 0 0.0% 2 11.1% -16 -11.1% 0 0.0%
Twig_Environment::getCacheFilename4 100.0% 0 0.0% 7 38.9% 168 116.7% 0 0.0%
file_uri_scheme0 0.0% 1 25.0% 6 33.3% 0 0.0% 0 0.0%
theme@10 0.0% -1 -25.0% -1 -5.6% 0 0.0% 0 0.0%
theme@40 0.0% 0 0.0% 0 0.0% -16 -11.1% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% -1 -5.6% 0 0.0% 0 0.0%
image_style_path_token0 0.0% 0 0.0% 1 5.6% 0 0.0% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 0.0% -1 -25.0% 1 5.6% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 2 11.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% -2 -50.0% 2 11.1% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 1 5.6% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% -1 -25.0% -1 -5.6% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
contextual_custom_theme0 0.0% 0 0.0% 2 11.1% 0 0.0% 0 0.0%
url0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% -1 -5.6% 0 0.0% 0 0.0%
editor_custom_theme0 0.0% 0 0.0% -2 -11.1% 0 0.0% 0 0.0%
edit_custom_theme0 0.0% 0 0.0% 1 5.6% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%