Diff Report
Run #519b12bb10362: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #519b12bb10362Run #519b0e62696b0DiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)38,480 38,457 -23 -0.1%
Incl. Wall Time (microsec) per call 437 437 -0 -0.1%
Excl. Wall Time (microsec)2,173 2,177 4 0.2%
Incl. CPU (microsecs)37,194 37,391 197 0.5%
Incl. CPU (microsecs) per call 423 425 2 0.5%
Excl. CPU (microsec)2,047 2,037 -10 -0.5%
Incl. MemUse (bytes)2,115,688 2,194,464 78,776 3.7%
Incl. MemUse (bytes) per call 24,042 24,937 895 3.7%
Excl. MemUse (bytes)-227,136 -239,032 -11,896 -5.2%
Incl. PeakMemUse (bytes)2,764,504 2,864,976 100,472 3.6%
Incl. PeakMemUse (bytes) per call 31,415 32,557 1,142 3.6%
Excl. PeakMemUse (bytes)6,232 6,264 32 0.5%

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% -23 -1.1% 197 9.3% 78,776 86.5% 100,472 110.8%
Exclusive Metrics Diff for Current Function4 17.4% -10 -5.1% -11,896 -15.1% 32 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -23 -100.0% 197 100.0% 78,776 100.0% 100,472 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -91 -395.7% 60 30.5% 0 0.0% 2,720 2.7%
unserialize0 N/A% 66 287.0% 166 84.3% 90,672 115.1% 97,688 97.2%
explode0 N/A% -2 -8.7% -19 -9.6% 0 0.0% 32 0.0%