Diff Report
Run #523f01900df5c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f01e38fa84: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #523f01900df5cRun #523f01e38fa84DiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)13,251 12,938 -313 -2.4%
Incl. Wall Time (microsec) per call 158 154 -4 -2.4%
Excl. Wall Time (microsec)1,365 1,346 -19 -1.4%
Incl. CPU (microsecs)10,575 10,524 -51 -0.5%
Incl. CPU (microsecs) per call 126 125 -1 -0.5%
Excl. CPU (microsec)1,234 1,237 3 0.2%
Incl. MemUse (bytes)1,562,840 1,562,840 0 0.0%
Incl. MemUse (bytes) per call 18,605 18,605 0 0.0%
Excl. MemUse (bytes)-246,632 -246,632 0 0.0%
Incl. PeakMemUse (bytes)1,691,264 1,691,264 0 0.0%
Incl. PeakMemUse (bytes) per call 20,134 20,134 0 0.0%
Excl. PeakMemUse (bytes)7,072 7,072 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::prepareItem [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::prepareItem0 N/A% -313 -92.1% -51 -1.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-19 -6.1% 3 5.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -313 -100.0% -51 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -390 -124.6% -150 -294.1% 0 N/A% 0 N/A%
unserialize0 N/A% 106 33.9% 98 192.2% 0 N/A% 0 N/A%
explode0 N/A% -10 -3.2% -2 -3.9% 0 N/A% 0 N/A%