Diff Report
Run #5199df04dd672: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #5199dd4798f9f: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #5199df04dd672Run #5199dd4798f9fDiffDiff%
Number of Function Calls102 102 0 0.0%
Incl. Wall Time (microsec)32,026 31,643 -383 -1.2%
Incl. Wall Time (microsec) per call 314 310 -4 -1.2%
Excl. Wall Time (microsec)2,353 2,322 -31 -1.3%
Incl. CPU (microsecs)28,001 32,003 4,002 14.3%
Incl. CPU (microsecs) per call 275 314 39 14.3%
Excl. CPU (microsec)8,000 8,001 1 0.0%
Incl. MemUse (bytes)777,364 777,340 -24 -0.0%
Incl. MemUse (bytes) per call 7,621 7,621 -0 -0.0%
Excl. MemUse (bytes)-282,480 -282,492 -12 -0.0%
Incl. PeakMemUse (bytes)1,240,344 1,240,352 8 0.0%
Incl. PeakMemUse (bytes) per call 12,160 12,160 0 0.0%
Excl. PeakMemUse (bytes)2,588 2,588 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% -383 -1.6% 4,002 14.3% -24 -0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-31 -8.1% 1 0.0% -12 -50.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -383 -100.0% 4,002 100.0% -24 -100.0% 8 100.0%
Child functions
unserialize0 N/A% -230 -60.1% 8,001 199.9% 0 0.0% 112 1400.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -122 -31.9% -4,000 -100.0% -12 -50.0% -132 -1650.0%
explode0 N/A% 0 0.0% 0 0.0% 0 0.0% 28 350.0%