Diff Report
Run #5197310fa6a63: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #5197310fa6a63Run #51972fb0786efDiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)14,202 14,144 -58 -0.4%
Incl. Wall Time (microsec) per call 1,420 1,414 -6 -0.4%
Excl. Wall Time (microsec)2,871 2,864 -7 -0.2%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)141,352 141,352 0 0.0%
Incl. MemUse (bytes) per call 14,135 14,135 0 0.0%
Excl. MemUse (bytes)-14,856 -14,856 0 0.0%
Incl. PeakMemUse (bytes)174,648 174,648 0 0.0%
Incl. PeakMemUse (bytes) per call 17,465 17,465 0 0.0%
Excl. PeakMemUse (bytes)704 704 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::prepareItem@1 [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\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -58 -0.0% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-7 -12.1% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -58 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -43 -74.1% 0 N/A% 0 N/A% 0 N/A%
unserialize@10 N/A% -9 -15.5% 0 N/A% 0 N/A% 0 N/A%
explode0 N/A% 1 1.7% 0 N/A% 0 N/A% 0 N/A%