Diff Report
Run #54e17147d69ca: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e177a08308d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #54e17147d69caRun #54e177a08308dDiffDiff%
Number of Function Calls175 175 0 0.0%
Incl. Wall Time (microsec)3,946 4,110 164 4.2%
Incl. Wall Time (microsec) per call 23 23 1 4.2%
Excl. Wall Time (microsec)1,103 1,163 60 5.4%
Incl. MemUse (bytes)16,616 16,640 24 0.1%
Incl. MemUse (bytes) per call 95 95 0 0.1%
Excl. MemUse (bytes)-272,864 -272,816 48 0.0%
Incl. PeakMemUse (bytes)28,576 28,592 16 0.1%
Incl. PeakMemUse (bytes) per call 163 163 0 0.1%
Excl. PeakMemUse (bytes)1,872 1,896 24 1.3%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum [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\DatabaseCacheTagsChecksum::calculateChecksum0 N/A% 164 0.1% 24 0.1% 16 0.1%
Exclusive Metrics Diff for Current Function60 36.6% 48 200.0% 24 150.0%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 164 100.0% 24 100.0% 16 100.0%
Child functions
array_diff0 N/A% 68 41.5% 0 0.0% 0 0.0%
array_keys0 N/A% 29 17.7% -24 -100.0% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% 24 14.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% -16 -9.8% 0 0.0% -8 -50.0%
array_fill_keys0 N/A% -1 -0.6% 0 0.0% 0 0.0%