Diff Report
Run #51a19213db58a: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a191a350534: 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 #51a19213db58aRun #51a191a350534DiffDiff%
Number of Function Calls64 64 0 0.0%
Incl. Wall Time (microsec)21,598 21,503 -95 -0.4%
Incl. Wall Time (microsec) per call 337 336 -1 -0.4%
Excl. Wall Time (microsec)1,452 1,528 76 5.2%
Incl. CPU (microsecs)24,001 12,001 -12,000 -50.0%
Incl. CPU (microsecs) per call 375 188 -188 -50.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)688,628 688,628 0 0.0%
Incl. MemUse (bytes) per call 10,760 10,760 0 0.0%
Excl. MemUse (bytes)-167,824 -167,824 0 0.0%
Incl. PeakMemUse (bytes)943,924 943,924 0 0.0%
Incl. PeakMemUse (bytes) per call 14,749 14,749 0 0.0%
Excl. PeakMemUse (bytes)1,932 1,932 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% -95 -55.2% -12,000 -300.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function76 80.0% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -95 -100.0% -12,000 -100.0% 0 N/A% 0 N/A%
Child functions
unserialize0 N/A% -128 -134.7% -12,000 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -43 -45.3% 0 0.0% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%