Diff Report
Run #519b1a785aaa6: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #519b1a785aaa6Run #519b1557bbc04DiffDiff%
Number of Function Calls91 91 0 0.0%
Incl. Wall Time (microsec)39,491 39,380 -111 -0.3%
Incl. Wall Time (microsec) per call 434 433 -1 -0.3%
Excl. Wall Time (microsec)2,360 2,278 -82 -3.5%
Incl. CPU (microsecs)38,243 38,231 -12 -0.0%
Incl. CPU (microsecs) per call 420 420 -0 -0.0%
Excl. CPU (microsec)2,217 2,131 -86 -3.9%
Incl. MemUse (bytes)2,195,448 2,208,136 12,688 0.6%
Incl. MemUse (bytes) per call 24,126 24,265 139 0.6%
Excl. MemUse (bytes)-249,120 -251,064 -1,944 -0.8%
Incl. PeakMemUse (bytes)2,848,152 2,863,176 15,024 0.5%
Incl. PeakMemUse (bytes) per call 31,298 31,463 165 0.5%
Excl. PeakMemUse (bytes)5,360 5,360 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% -111 -5.6% -12 -0.5% 12,688 84.7% 15,024 97.9%
Exclusive Metrics Diff for Current Function-82 -73.9% -86 -716.7% -1,944 -15.3% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -111 -100.0% -12 -100.0% 12,688 100.0% 15,024 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -165 -148.6% -101 -841.7% 0 0.0% 80 0.5%
unserialize0 N/A% 136 122.5% 179 1491.7% 14,632 115.3% 14,944 99.5%
explode0 N/A% 0 0.0% -4 -33.3% 0 0.0% 0 0.0%