Diff Report
Run #55f238230dd98: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f237e5dec64: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #55f238230dd98Run #55f237e5dec64DiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)3,855 3,656 -199 -5.2%
Incl. Wall Time (microsec) per call 124 118 -6 -5.2%
Excl. Wall Time (microsec)454 437 -17 -3.7%
Incl. MemUse (bytes)19,104 19,104 0 0.0%
Incl. MemUse (bytes) per call 616 616 0 0.0%
Excl. MemUse (bytes)-350,568 -350,568 0 0.0%
Incl. PeakMemUse (bytes)130,976 131,032 56 0.0%
Incl. PeakMemUse (bytes) per call 4,225 4,227 2 0.0%
Excl. PeakMemUse (bytes)2,192 2,192 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% -199 -9.1% 0 0.0% 56 8.8%
Exclusive Metrics Diff for Current Function-17 -8.5% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -199 -100.0% 0 N/A% 56 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::query0 N/A% -128 -64.3% 0 N/A% 0 0.0%
array_keys0 N/A% -23 -11.6% 0 N/A% 24 42.9%
array_diff0 N/A% -22 -11.1% 0 N/A% 32 57.1%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% -7 -3.5% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -2 -1.0% 0 N/A% 0 0.0%