Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb57e9174a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_match

preg_matchRun #519eb486908e7Run #519eb57e9174aDiffDiff%
Number of Function Calls74 199 125 168.9%
Incl. Wall Time (microsec)316 575 259 82.0%
Incl. Wall Time (microsec) per call 4 3 -1 -32.3%
Excl. Wall Time (microsec)316 575 259 82.0%
Incl. CPU (microsecs)403 741 338 83.9%
Incl. CPU (microsecs) per call 5 4 -2 -31.6%
Excl. CPU (microsec)403 741 338 83.9%
Incl. MemUse (bytes)6,852 8,184 1,332 19.4%
Incl. MemUse (bytes) per call 93 41 -51 -55.6%
Excl. MemUse (bytes)6,852 8,184 1,332 19.4%
Incl. PeakMemUse (bytes)2,844 3,956 1,112 39.1%
Incl. PeakMemUse (bytes) per call 38 20 -19 -48.3%
Excl. PeakMemUse (bytes)2,844 3,956 1,112 39.1%

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_match125 100.0% 259 14.7% 338 17.6% 1,332 0.6% 1,112 0.7%
Exclusive Metrics Diff for Current Function259 100.0% 338 100.0% 1,332 100.0% 1,112 100.0%
Parent functions
Drupal\Core\SystemListing::scanDirectory@270 56.0% 148 57.1% 190 56.2% 444 33.3% 496 44.6%
Drupal\Core\SystemListing::scanDirectory@149 39.2% 107 41.3% 142 42.0% 444 33.3% 344 30.9%
Drupal\Core\SystemListing::scanDirectory6 4.8% 16 6.2% 24 7.1% 444 33.3% 344 30.9%
Drupal\field\Plugin\Core\Entity\Field::__construct0 0.0% -7 -2.7% -12 -3.6% 0 0.0% 0 0.0%
drupal_validate_utf80 0.0% -4 -1.5% -2 -0.6% 0 0.0% 0 0.0%
url0 0.0% -1 -0.4% 0 0.0% 0 0.0% 0 0.0%
drupal_valid_http_host0 0.0% 1 0.4% 0 0.0% 0 0.0% 0 0.0%
custom_block_menu_local_tasks0 0.0% -1 -0.4% -1 -0.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getUrlencodedPrefix0 0.0% -1 -0.4% -4 -1.2% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getHost0 0.0% 1 0.4% -1 -0.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader0 0.0% 0 0.0% 2 0.6% 0 0.0% 0 0.0%
drupal_match_path0 0.0% 0 0.0% 1 0.3% 0 0.0% 0 0.0%
drupal_basename0 0.0% 0 0.0% -3 -0.9% 0 0.0% -72 -6.5%
drupal_valid_test_ua0 0.0% 0 0.0% 1 0.3% 0 0.0% 0 0.0%
drupal_strip_dangerous_protocols0 0.0% 0 0.0% 1 0.3% 0 0.0% 0 0.0%