Diff Report
Run #52e96dacba2bc: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e96ef41921e: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

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

Drupal\Component\Utility\Crypt::randomBytesRun #52e96dacba2bcRun #52e96ef41921eDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)773 866 93 12.0%
Incl. Wall Time (microsec) per call 193 217 23 12.0%
Excl. Wall Time (microsec)115 136 21 18.3%
Incl. CPU (microsecs)775 872 97 12.5%
Incl. CPU (microsecs) per call 194 218 24 12.5%
Excl. CPU (microsec)89 114 25 28.1%
Incl. MemUse (bytes)15,248 15,248 0 0.0%
Incl. MemUse (bytes) per call 3,812 3,812 0 0.0%
Excl. MemUse (bytes)-13,032 -13,032 0 0.0%
Incl. PeakMemUse (bytes)40,232 40,232 0 0.0%
Incl. PeakMemUse (bytes) per call 10,058 10,058 0 0.0%
Excl. PeakMemUse (bytes)12,400 12,400 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::randomBytes [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::randomBytes0 N/A% 93 0.2% 97 0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function21 22.6% 25 25.8% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 93 100.0% 97 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 49 52.7% 49 50.5% 0 N/A% 0 N/A%
substr0 N/A% 10 10.8% 8 8.2% 0 N/A% 0 N/A%
strlen0 N/A% 8 8.6% 9 9.3% 0 N/A% 0 N/A%
print_r0 N/A% 3 3.2% 4 4.1% 0 N/A% 0 N/A%
fopen0 N/A% 2 2.2% 3 3.1% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 1 1.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%