Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
Tip
Click a function name below to drill down.

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

Drupal\Component\Utility\Crypt::randomBytesRun #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)972 1,092 120 12.3%
Incl. Wall Time (microsec) per call 194 218 24 12.3%
Excl. Wall Time (microsec)168 258 90 53.6%
Incl. CPU (microsecs)981 1,100 119 12.1%
Incl. CPU (microsecs) per call 196 220 24 12.1%
Excl. CPU (microsec)136 229 93 68.4%
Incl. MemUse (bytes)16,512 16,512 0 0.0%
Incl. MemUse (bytes) per call 3,302 3,302 0 0.0%
Excl. MemUse (bytes)-16,768 -16,776 -8 -0.0%
Incl. PeakMemUse (bytes)44,392 44,400 8 0.0%
Incl. PeakMemUse (bytes) per call 8,878 8,880 2 0.0%
Excl. PeakMemUse (bytes)8,432 8,432 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% 120 1.0% 119 0.8% 0 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function90 75.0% 93 78.2% -8 N/A% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 120 100.0% 119 100.0% 0 N/A% 8 100.0%
Child functions
fread0 N/A% 40 33.3% 40 33.6% 0 N/A% 0 0.0%
substr0 N/A% -17 -14.2% -21 -17.6% 0 N/A% 0 0.0%
strlen0 N/A% 3 2.5% 0 0.0% 0 N/A% 0 0.0%
print_r0 N/A% 2 1.7% 1 0.8% 8 N/A% 8 100.0%
fopen0 N/A% 2 1.7% 2 1.7% -8 N/A% 0 0.0%
function_exists0 N/A% 0 0.0% 2 1.7% 0 N/A% 0 0.0%
fclose0 N/A% 0 0.0% 1 0.8% 0 N/A% 0 0.0%
getmypid0 N/A% 0 0.0% 1 0.8% 8 N/A% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%