Diff Report
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #51981beb768adRun #51981e3ae1e6cDiffDiff%
Number of Function Calls118 122 4 3.4%
Incl. Wall Time (microsec)39 43 4 10.3%
Incl. Wall Time (microsec) per call 0 0 0 6.6%
Excl. Wall Time (microsec)39 43 4 10.3%
Incl. CPU (microsecs)166 149 -17 -10.2%
Incl. CPU (microsecs) per call 1 1 -0 -13.2%
Excl. CPU (microsec)166 149 -17 -10.2%
Incl. MemUse (bytes)50,312 50,504 192 0.4%
Incl. MemUse (bytes) per call 426 414 -12 -2.9%
Excl. MemUse (bytes)50,312 50,504 192 0.4%
Incl. PeakMemUse (bytes)14,920 14,928 8 0.1%
Incl. PeakMemUse (bytes) per call 126 122 -4 -3.2%
Excl. PeakMemUse (bytes)14,920 14,928 8 0.1%

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 3.3% -17 -3.2% 192 0.5% 8 0.0%
Exclusive Metrics Diff for Current Function4 100.0% -17 -100.0% 192 100.0% 8 100.0%
Parent functions
theme@20 0.0% 2 50.0% -7 -41.2% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 1 25.0% 1 5.9% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 1 25.0% 0 0.0% 24 12.5% 0 0.0%
_filter_xss_split0 0.0% 0 0.0% -2 -11.8% 0 0.0% 0 0.0%
theme@10 0.0% 0 0.0% 2 11.8% 0 0.0% 0 0.0%
dblog_watchdog0 0.0% 0 0.0% 3 17.6% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename4 100.0% 0 0.0% 2 11.8% 168 87.5% 0 0.0%
theme@40 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Tables::addField0 0.0% 0 0.0% -3 -17.6% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% -13 -76.5% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 1 5.9% 0 0.0% 8 100.0%
drupal_settings_initialize0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 1 5.9% 0 0.0% 0 0.0%
edit_custom_theme0 0.0% 0 0.0% 1 5.9% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
editor_custom_theme0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% 2 11.8% 0 0.0% 0 0.0%