Diff Report
Run #55f2450b58930: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f2459f810af: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #55f2450b58930Run #55f2459f810afDiffDiff%
Number of Function Calls125 125 0 0.0%
Incl. Wall Time (microsec)6,027 6,080 53 0.9%
Incl. Wall Time (microsec) per call 48 49 0 0.9%
Excl. Wall Time (microsec)986 984 -2 -0.2%
Incl. MemUse (bytes)17,888 17,888 0 0.0%
Incl. MemUse (bytes) per call 143 143 0 0.0%
Excl. MemUse (bytes)-495,128 -495,144 -16 -0.0%
Incl. PeakMemUse (bytes)95,224 95,464 240 0.3%
Incl. PeakMemUse (bytes) per call 762 764 2 0.3%
Excl. PeakMemUse (bytes)3,440 3,440 0 0.0%

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% 53 0.6% 0 0.0% 240 0.2%
Exclusive Metrics Diff for Current Function-2 -3.8% -16 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 53 100.0% 0 N/A% 240 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::query0 N/A% 66 124.5% 24 N/A% 0 0.0%
array_diff0 N/A% -7 -13.2% 0 N/A% -32 -13.3%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% -2 -3.8% 0 N/A% 0 0.0%
array_keys0 N/A% -2 -3.8% -8 N/A% 272 113.3%
array_fill_keys0 N/A% 0 0.0% 0 N/A% 0 0.0%