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

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #55f237e5dec64Run #55f238230dd98DiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)3,656 3,855 199 5.4%
Incl. Wall Time (microsec) per call 118 124 6 5.4%
Excl. Wall Time (microsec)437 454 17 3.9%
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)131,032 130,976 -56 -0.0%
Incl. PeakMemUse (bytes) per call 4,227 4,225 -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 Function17 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%