Diff Report
Run #5578e32524136: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5578e29590a73: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #5578e32524136Run #5578e29590a73DiffDiff%
Number of Function Calls124 121 -3 -2.4%
Incl. Wall Time (microsec)4,650 4,648 -2 -0.0%
Incl. Wall Time (microsec) per call 38 38 1 2.4%
Excl. Wall Time (microsec)799 788 -11 -1.4%
Incl. MemUse (bytes)17,160 16,288 -872 -5.1%
Incl. MemUse (bytes) per call 138 135 -4 -2.7%
Excl. MemUse (bytes)-493,472 -479,368 14,104 2.9%
Incl. PeakMemUse (bytes)161,648 158,328 -3,320 -2.1%
Incl. PeakMemUse (bytes) per call 1,304 1,308 5 0.4%
Excl. PeakMemUse (bytes)5,352 5,224 -128 -2.4%

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::calculateChecksum-3 -33.3% -2 -0.0% -872 -0.2% -3,320 -0.7%
Exclusive Metrics Diff for Current Function-11 -550.0% 14,104 1617.4% -128 -3.9%
Parent functions
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid-2 -66.7% 11 550.0% -96 -11.0% -3,320 -100.0%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::getCurrentChecksum-1 -33.3% -13 -650.0% -776 -89.0% 0 0.0%
Child functions
array_keys-3 -50.0% 12 600.0% -14,472 -1659.6% -2,888 -87.0%
array_diff-3 -50.0% -16 -800.0% -504 -57.8% -680 -20.5%
array_fill_keys0 0.0% -1 -50.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::query0 0.0% 18 900.0% 0 0.0% 376 11.3%
Drupal\Core\Database\Statement::fetchAllKeyed0 0.0% -4 -200.0% 0 0.0% 0 0.0%