Diff Report
Run #565918537d922: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5659186b7d6e0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp

Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestampRun #565918537d922Run #5659186b7d6e0DiffDiff%
Number of Function Calls8,200 8,300 100 1.2%
Incl. Wall Time (microsec)223,743 225,267 1,524 0.7%
Incl. Wall Time (microsec) per call 27 27 -0 -0.5%
Excl. Wall Time (microsec)4,461 4,562 101 2.3%
Incl. MemUse (bytes)1,614,800 1,614,848 48 0.0%
Incl. MemUse (bytes) per call 197 195 -2 -1.2%
Excl. MemUse (bytes)-378,400 -378,400 0 0.0%
Incl. PeakMemUse (bytes)23,199,840 23,193,080 -6,760 -0.0%
Incl. PeakMemUse (bytes) per call 2,829 2,794 -35 -1.2%
Excl. PeakMemUse (bytes)11,200 11,200 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp100 100.0% 1,524 0.3% 48 0.0% -6,760 -0.4%
Exclusive Metrics Diff for Current Function101 6.6% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\ChainedFastBackend::getMultiple100 100.0% 1,524 100.0% 48 100.0% -6,760 -100.0%
Child function
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1,423 93.4% 48 100.0% -6,760 -100.0%