Diff Report
Run #51a152d922ae0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a1557b90314: XHProf Run (Namespace=drupal-perf-ezeedub)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #51a152d922ae0Run #51a1557b90314DiffDiff%
Number of Function Calls169 169 0 0.0%
Incl. Wall Time (microsec)37,328 38,240 912 2.4%
Incl. Wall Time (microsec) per call 221 226 5 2.4%
Excl. Wall Time (microsec)3,728 4,042 314 8.4%
Incl. CPU (microsecs)40,004 40,001 -3 -0.0%
Incl. CPU (microsecs) per call 237 237 -0 -0.0%
Excl. CPU (microsec)4,000 8,001 4,001 100.0%
Incl. MemUse (bytes)1,032,772 1,046,100 13,328 1.3%
Incl. MemUse (bytes) per call 6,111 6,190 79 1.3%
Excl. MemUse (bytes)-462,372 -461,988 384 0.1%
Incl. PeakMemUse (bytes)1,530,156 1,541,832 11,676 0.8%
Incl. PeakMemUse (bytes) per call 9,054 9,123 69 0.8%
Excl. PeakMemUse (bytes)2,928 2,960 32 1.1%

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% 912 1.3% -3 -0.0% 13,328 24.7% 11,676 21.0%
Exclusive Metrics Diff for Current Function314 34.4% 4,001 133366.7% 384 2.9% 32 0.3%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 912 100.0% -3 -100.0% 13,328 100.0% 11,676 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 522 57.2% -8,001 -266700.0% -2,048 -15.4% -3,608 -30.9%
unserialize0 N/A% 64 7.0% 3,997 133233.3% 14,992 112.5% 15,252 130.6%
explode0 N/A% 12 1.3% 0 0.0% 0 0.0% 0 0.0%