Diff Report
Run #51a152d922ae0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a1557b90314: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51a152d922ae0Run #51a1557b90314DiffDiff%
Number of Function Calls177 177 0 0.0%
Incl. Wall Time (microsec)10,849 11,360 511 4.7%
Incl. Wall Time (microsec) per call 61 64 3 4.7%
Excl. Wall Time (microsec)4,041 4,222 181 4.5%
Incl. CPU (microsecs)16,001 8,000 -8,001 -50.0%
Incl. CPU (microsecs) per call 90 45 -45 -50.0%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)61,516 59,468 -2,048 -3.3%
Incl. MemUse (bytes) per call 348 336 -12 -3.3%
Excl. MemUse (bytes)-100,036 -100,072 -36 -0.0%
Incl. PeakMemUse (bytes)50,816 47,252 -3,564 -7.0%
Incl. PeakMemUse (bytes) per call 287 267 -20 -7.0%
Excl. PeakMemUse (bytes)11,020 11,660 640 5.8%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::checksumTags [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 511 0.7% -8,001 -10.5% -2,048 -3.8% -3,564 -6.4%
Exclusive Metrics Diff for Current Function181 35.4% -4,000 -50.0% -36 -1.8% 640 18.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 522 102.2% -8,001 -100.0% -2,048 -100.0% -3,608 -101.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -13 -2.5% 0 0.0% 0 0.0% 44 1.2%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 2 0.4% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 133 26.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% 103 20.2% 4,000 50.0% 0 0.0% -756 -21.2%
drupal_static0 N/A% 59 11.5% -4,000 -50.0% 0 0.0% 0 0.0%
array_keys0 N/A% 35 6.8% 0 0.0% -2,012 -98.2% -3,916 -109.9%
array_fill_keys0 N/A% 2 0.4% 0 0.0% 0 0.0% 0 0.0%
array_diff0 N/A% -2 -0.4% -4,001 -50.0% 0 0.0% 468 13.1%