Diff Report
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_match

preg_matchRun #519eb880e5974Run #519eb7a1537f7DiffDiff%
Number of Function Calls199 74 -125 -62.8%
Incl. Wall Time (microsec)652 313 -339 -52.0%
Incl. Wall Time (microsec) per call 3 4 1 29.1%
Excl. Wall Time (microsec)652 313 -339 -52.0%
Incl. CPU (microsecs)839 403 -436 -52.0%
Incl. CPU (microsecs) per call 4 5 1 29.2%
Excl. CPU (microsec)839 403 -436 -52.0%
Incl. MemUse (bytes)8,184 6,852 -1,332 -16.3%
Incl. MemUse (bytes) per call 41 93 51 125.2%
Excl. MemUse (bytes)8,184 6,852 -1,332 -16.3%
Incl. PeakMemUse (bytes)3,956 2,844 -1,112 -28.1%
Incl. PeakMemUse (bytes) per call 20 38 19 93.3%
Excl. PeakMemUse (bytes)3,956 2,844 -1,112 -28.1%

Parent/Child Regression/Improvement report for preg_match [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
preg_match-125 -100.0% -339 -9.5% -436 -423.3% -1,332 -0.6% -1,112 -0.7%
Exclusive Metrics Diff for Current Function-339 -100.0% -436 -100.0% -1,332 -100.0% -1,112 -100.0%
Parent functions
Drupal\Core\SystemListing::scanDirectory@2-70 -56.0% -179 -52.8% -234 -53.7% -444 -33.3% -496 -44.6%
Drupal\Core\SystemListing::scanDirectory@1-49 -39.2% -127 -37.5% -166 -38.1% -444 -33.3% -344 -30.9%
Drupal\Core\SystemListing::scanDirectory-6 -4.8% -20 -5.9% -27 -6.2% -444 -33.3% -344 -30.9%
Symfony\Component\HttpFoundation\Request::getHost0 0.0% -4 -1.2% -5 -1.1% 0 0.0% 0 0.0%
drupal_basename0 0.0% -4 -1.2% -9 -2.1% 0 0.0% 72 6.5%
custom_block_menu_local_tasks0 0.0% 3 0.9% 3 0.7% 0 0.0% 0 0.0%
drupal_validate_utf80 0.0% -3 -0.9% 2 0.5% 0 0.0% 0 0.0%
Drupal\field\Plugin\Core\Entity\Field::__construct0 0.0% -3 -0.9% -5 -1.1% 0 0.0% 0 0.0%
url0 0.0% -2 -0.6% -2 -0.5% 0 0.0% 0 0.0%
drupal_match_path0 0.0% -1 -0.3% -3 -0.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getUrlencodedPrefix0 0.0% 1 0.3% 6 1.4% 0 0.0% 0 0.0%
drupal_valid_test_ua0 0.0% 0 0.0% 2 0.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 0.0% 0 0.0% -1 -0.2% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 3 0.7% 0 0.0% 0 0.0%
drupal_valid_http_host0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%