Diff Report
Run #519af3b0bf970: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519af56893788: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #519af3b0bf970Run #519af56893788DiffDiff%
Number of Function Calls144 148 4 2.8%
Incl. Wall Time (microsec)89 93 4 4.5%
Incl. Wall Time (microsec) per call 1 1 0 1.7%
Excl. Wall Time (microsec)89 93 4 4.5%
Incl. CPU (microsecs)191 217 26 13.6%
Incl. CPU (microsecs) per call 1 1 0 10.5%
Excl. CPU (microsec)191 217 26 13.6%
Incl. MemUse (bytes)32,312 32,480 168 0.5%
Incl. MemUse (bytes) per call 224 219 -5 -2.2%
Excl. MemUse (bytes)32,312 32,480 168 0.5%
Incl. PeakMemUse (bytes)13,272 13,272 0 0.0%
Incl. PeakMemUse (bytes) per call 92 90 -2 -2.7%
Excl. PeakMemUse (bytes)13,272 13,272 0 0.0%

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 0.7% 26 5.5% 168 0.3% 0 0.0%
Exclusive Metrics Diff for Current Function4 100.0% 26 100.0% 168 100.0% 0 N/A%
Parent functions
text_summary0 0.0% 3 75.0% 4 15.4% 0 0.0% 0 N/A%
file_uri_scheme0 0.0% 3 75.0% 4 15.4% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 0.0% -2 -50.0% -1 -3.8% 0 0.0% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 2 50.0% 1 3.8% 0 0.0% 0 N/A%
url0 0.0% -1 -25.0% 1 3.8% 0 0.0% 0 N/A%
theme@20 0.0% -1 -25.0% 5 19.2% 0 0.0% 0 N/A%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% -2 -7.7% 0 0.0% 0 N/A%
theme@40 0.0% 0 0.0% 4 15.4% 0 0.0% 0 N/A%
image_style_path_token0 0.0% 0 0.0% 1 3.8% 0 0.0% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 0.0% 0 0.0% -2 -7.7% 0 0.0% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% -1 -3.8% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename4 100.0% 0 0.0% 4 15.4% 168 100.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 6 23.1% 0 0.0% 0 N/A%
drupal_settings_initialize0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
contextual_custom_theme0 0.0% 0 0.0% -1 -3.8% 0 0.0% 0 N/A%
edit_custom_theme0 0.0% 0 0.0% 1 3.8% 0 0.0% 0 N/A%
request_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 1 3.8% 0 0.0% 0 N/A%
editor_custom_theme0 0.0% 0 0.0% 1 3.8% 0 0.0% 0 N/A%
theme@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%