Diff Report
Run #51a152d922ae0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a154409a1df: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #51a152d922ae0Run #51a154409a1dfDiffDiff%
Number of Function Calls169 169 0 0.0%
Incl. Wall Time (microsec)37,328 37,774 446 1.2%
Incl. Wall Time (microsec) per call 221 224 3 1.2%
Excl. Wall Time (microsec)3,728 3,962 234 6.3%
Incl. CPU (microsecs)40,004 44,004 4,000 10.0%
Incl. CPU (microsecs) per call 237 260 24 10.0%
Excl. CPU (microsec)4,000 8,001 4,001 100.0%
Incl. MemUse (bytes)1,032,772 1,032,772 0 0.0%
Incl. MemUse (bytes) per call 6,111 6,111 0 0.0%
Excl. MemUse (bytes)-462,372 -462,372 0 0.0%
Incl. PeakMemUse (bytes)1,530,156 1,530,156 0 0.0%
Incl. PeakMemUse (bytes) per call 9,054 9,054 0 0.0%
Excl. PeakMemUse (bytes)2,928 2,928 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% 446 14.8% 4,000 33.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function234 52.5% 4,001 100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 446 100.0% 4,000 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 625 140.1% -4,001 -100.0% 0 N/A% 0 N/A%
unserialize0 N/A% -428 -96.0% 4,000 100.0% 0 N/A% 0 N/A%
explode0 N/A% 15 3.4% 0 0.0% 0 N/A% 0 N/A%