Diff Report
Run #519af3b0bf970: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519af59f030f2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #519af3b0bf970Run #519af59f030f2DiffDiff%
Number of Function Calls144 148 4 2.8%
Incl. Wall Time (microsec)89 98 9 10.1%
Incl. Wall Time (microsec) per call 1 1 0 7.1%
Excl. Wall Time (microsec)89 98 9 10.1%
Incl. CPU (microsecs)191 212 21 11.0%
Incl. CPU (microsecs) per call 1 1 0 8.0%
Excl. CPU (microsec)191 212 21 11.0%
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% 9 0.4% 21 0.8% 168 0.3% 0 0.0%
Exclusive Metrics Diff for Current Function9 100.0% 21 100.0% 168 100.0% 0 N/A%
Parent functions
Drupal\Component\Uuid\Php::generate0 0.0% 5 55.6% 1 4.8% 0 0.0% 0 N/A%
text_summary0 0.0% 4 44.4% 3 14.3% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename4 100.0% 3 33.3% 8 38.1% 168 100.0% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 3 33.3% 3 14.3% 0 0.0% 0 N/A%
file_uri_scheme0 0.0% -2 -22.2% -2 -9.5% 0 0.0% 0 N/A%
drupal_settings_initialize0 0.0% -1 -11.1% -2 -9.5% 0 0.0% 0 N/A%
url0 0.0% -1 -11.1% 2 9.5% 0 0.0% 0 N/A%
theme@40 0.0% -1 -11.1% -2 -9.5% 0 0.0% 0 N/A%
theme@20 0.0% -1 -11.1% 4 19.0% 0 0.0% 0 N/A%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 1 4.8% 0 0.0% 0 N/A%
image_style_path_token0 0.0% 0 0.0% 1 4.8% 0 0.0% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 0.0% 0 0.0% -1 -4.8% 0 0.0% 0 N/A%
theme@10 0.0% 0 0.0% 1 4.8% 0 0.0% 0 N/A%
contextual_custom_theme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% -1 -4.8% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 4 19.0% 0 0.0% 0 N/A%
edit_custom_theme0 0.0% 0 0.0% 1 4.8% 0 0.0% 0 N/A%
editor_custom_theme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
request_path0 0.0% 0 0.0% 1 4.8% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% -1 -4.8% 0 0.0% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%