Diff Report
Run #55f23808ec628: 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 #55f23808ec628Run #55f237e5dec64DiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)3,747 3,656 -91 -2.4%
Incl. Wall Time (microsec) per call 121 118 -3 -2.4%
Excl. Wall Time (microsec)425 437 12 2.8%
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)131,008 131,032 24 0.0%
Incl. PeakMemUse (bytes) per call 4,226 4,227 1 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% -91 -10.3% 0 0.0% 24 60.0%
Exclusive Metrics Diff for Current Function12 13.2% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -91 -100.0% 0 N/A% 24 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::query0 N/A% -96 -105.5% 0 N/A% 0 0.0%
array_diff0 N/A% -12 -13.2% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% 5 5.5% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -1 -1.1% 0 N/A% 0 0.0%
array_keys0 N/A% 1 1.1% 0 N/A% 24 100.0%