Diff Report
Run #519f02278cd90: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #519f02278cd90Run #519f012418c24DiffDiff%
Number of Function Calls208 208 0 0.0%
Incl. Wall Time (microsec)96 93 -3 -3.1%
Incl. Wall Time (microsec) per call 0 0 -0 -3.1%
Excl. Wall Time (microsec)96 93 -3 -3.1%
Incl. CPU (microsecs)287 292 5 1.7%
Incl. CPU (microsecs) per call 1 1 0 1.7%
Excl. CPU (microsec)287 292 5 1.7%
Incl. MemUse (bytes)43,000 43,024 24 0.1%
Incl. MemUse (bytes) per call 207 207 0 0.1%
Excl. MemUse (bytes)43,000 43,024 24 0.1%
Incl. PeakMemUse (bytes)15,712 15,824 112 0.7%
Incl. PeakMemUse (bytes) per call 76 76 1 0.7%
Excl. PeakMemUse (bytes)15,712 15,824 112 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
substr0 N/A% -3 -0.1% 5 0.2% 24 0.4% 112 0.6%
Exclusive Metrics Diff for Current Function-3 -100.0% 5 100.0% 24 100.0% 112 100.0%
Parent functions
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -2 -66.7% -6 -120.0% 0 0.0% 0 0.0%
theme@20 N/A% -2 -66.7% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::add_field0 N/A% 1 33.3% 3 60.0% -16 -66.7% 112 100.0%
file_uri_scheme0 N/A% -1 -33.3% 1 20.0% 0 0.0% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 1 33.3% 1 20.0% 0 0.0% 0 0.0%
text_summary0 N/A% -1 -33.3% -1 -20.0% 0 0.0% 0 0.0%
editor_custom_theme0 N/A% 1 33.3% -1 -20.0% 0 0.0% 0 0.0%
edit_custom_theme0 N/A% 1 33.3% -1 -20.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 N/A% -1 -33.3% 0 0.0% 0 0.0% 0 0.0%
theme@40 N/A% 1 33.3% 0 0.0% 16 66.7% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -1 -33.3% -2 -40.0% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% -2 -40.0% 0 0.0% 0 0.0%
image_style_path_token0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 0.0%
theme@10 N/A% 0 0.0% 1 20.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 N/A% 0 0.0% 1 20.0% 0 0.0% 0 0.0%
contextual_custom_theme0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_settings_initialize0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
url0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse0 N/A% 0 0.0% 1 20.0% 16 66.7% 0 0.0%
request_path0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% 0 0.0% 11 220.0% 8 33.3% 0 0.0%