Diff Report
Run #53d436500e2ac: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem

Drupal\Core\Cache\DatabaseBackend::prepareItemRun #53d436500e2acRun #53d4352fc0c61DiffDiff%
Number of Function Calls89 89 0 0.0%
Incl. Wall Time (microsec)31,956 31,842 -114 -0.4%
Incl. Wall Time (microsec) per call 359 358 -1 -0.4%
Excl. Wall Time (microsec)1,638 1,675 37 2.3%
Incl. CPU (microsecs)31,401 31,297 -104 -0.3%
Incl. CPU (microsecs) per call 353 352 -1 -0.3%
Excl. CPU (microsec)1,430 1,491 61 4.3%
Incl. MemUse (bytes)5,736,112 5,735,560 -552 -0.0%
Incl. MemUse (bytes) per call 64,451 64,444 -6 -0.0%
Excl. MemUse (bytes)-533,680 -533,560 120 0.0%
Incl. PeakMemUse (bytes)5,990,544 5,988,936 -1,608 -0.0%
Incl. PeakMemUse (bytes) per call 67,309 67,291 -18 -0.0%
Excl. PeakMemUse (bytes)3,168 3,168 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% -114 -1.7% -104 -1.5% -552 -1.4% -1,608 -4.1%
Exclusive Metrics Diff for Current Function37 32.5% 61 58.7% 120 21.7% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -114 -100.0% -104 -100.0% -552 -100.0% -1,608 -100.0%
Child functions
unserialize0 N/A% -300 -263.2% -300 -288.5% -696 -126.1% -1,624 -101.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 142 124.6% 140 134.6% 0 0.0% 16 1.0%
explode0 N/A% 7 6.1% -5 -4.8% 24 4.3% 0 0.0%
spl_autoload_call0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%