Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 4 4 N/A%
Incl. Wall Time (microsec) 1,165 1,165 N/A%
Incl. Wall Time (microsec) per call N/A 291 291 N/A%
Excl. Wall Time (microsec) 168 168 N/A%
Incl. CPU (microsecs) 1,170 1,170 N/A%
Incl. CPU (microsecs) per call N/A 293 293 N/A%
Excl. CPU (microsec) 122 122 N/A%
Incl. MemUse (bytes) 29,504 29,504 N/A%
Incl. MemUse (bytes) per call N/A 7,376 7,376 N/A%
Excl. MemUse (bytes) -1,008 -1,008 N/A%
Incl. PeakMemUse (bytes) 49,080 49,080 N/A%
Incl. PeakMemUse (bytes) per call N/A 12,270 12,270 N/A%
Excl. PeakMemUse (bytes) 800 800 N/A%

Parent/Child Regression/Improvement report for Drupal\Component\Uuid\Php::generate [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
Drupal\Component\Uuid\Php::generate4 6.5% 1,165 0.1% 1,170 0.1% 29,504 0.2% 49,080 0.3%
Exclusive Metrics Diff for Current Function168 14.4% 122 10.4% -1,008 -3.4% 800 1.6%
Parent function
Drupal\Component\Uuid\Uuid::generate4 100.0% 1,165 100.0% 1,170 100.0% 29,504 100.0% 49,080 100.0%
Child functions
Drupal\Component\Utility\Crypt::randomBytes4 8.2% 763 65.5% 769 65.7% 16,648 56.4% 42,280 86.1%
Symfony\Component\ClassLoader\ClassLoader::loadClass1 2.0% 150 12.9% 152 13.0% 6,528 22.1% 6,000 12.2%
substr28 57.1% 30 2.6% 56 4.8% 1,776 6.0% 0 0.0%
sprintf4 8.2% 20 1.7% 24 2.1% 3,368 11.4% 0 0.0%
hash4 8.2% 19 1.6% 23 2.0% 1,144 3.9% 0 0.0%
base_convert8 16.3% 15 1.3% 24 2.1% 1,048 3.6% 0 0.0%