Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Component\Utility\Crypt::hmacBase64

Drupal\Component\Utility\Crypt::hmacBase64Run #531ccb2cb8e3dRun #531ccbd4518b6DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)154 117 -37 -24.0%
Incl. Wall Time (microsec) per call 77 59 -19 -24.0%
Excl. Wall Time (microsec)26 27 1 3.8%
Incl. CPU (microsecs)157 118 -39 -24.8%
Incl. CPU (microsecs) per call 79 59 -20 -24.8%
Excl. CPU (microsec)20 17 -3 -15.0%
Incl. MemUse (bytes)5,512 5,512 0 0.0%
Incl. MemUse (bytes) per call 2,756 2,756 0 0.0%
Excl. MemUse (bytes)1,904 1,904 0 0.0%
Incl. PeakMemUse (bytes)131,400 131,400 0 0.0%
Incl. PeakMemUse (bytes) per call 65,700 65,700 0 0.0%
Excl. PeakMemUse (bytes)0 0 0 N/A%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::hmacBase64 [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\Utility\Crypt::hmacBase640 N/A% -37 -37.8% -39 -14.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 2.7% -3 -7.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Access\CsrfTokenGenerator::get0 N/A% -37 -100.0% -39 -100.0% 0 N/A% 0 N/A%
Child functions
strtr0 N/A% -35 -94.6% -33 -84.6% 0 N/A% 0 N/A%
hash_hmac0 N/A% -3 -8.1% -3 -7.7% 0 N/A% 0 N/A%
is_scalar0 N/A% 0 0.0% -3 -7.7% 0 N/A% 0 N/A%
base64_encode0 N/A% 0 0.0% 3 7.7% 0 N/A% 0 N/A%