Diff Report
Run #51e221c38f48f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e2215579f70: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51e221c38f48fRun #51e2215579f70DiffDiff%
Number of Function Calls100 100 0 0.0%
Incl. Wall Time (microsec)5,313 5,535 222 4.2%
Incl. Wall Time (microsec) per call 53 55 2 4.2%
Excl. Wall Time (microsec)1,433 1,403 -30 -2.1%
Incl. CPU (microsecs)3,736 3,703 -33 -0.9%
Incl. CPU (microsecs) per call 37 37 -0 -0.9%
Excl. CPU (microsec)1,184 1,134 -50 -4.2%
Incl. MemUse (bytes)68,656 68,656 0 0.0%
Incl. MemUse (bytes) per call 687 687 0 0.0%
Excl. MemUse (bytes)-74,408 -74,384 24 0.0%
Incl. PeakMemUse (bytes)65,912 68,600 2,688 4.1%
Incl. PeakMemUse (bytes) per call 659 686 27 4.1%
Excl. PeakMemUse (bytes)11,752 12,080 328 2.8%

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% 222 145.1% -33 -3.2% 0 0.0% 2,688 10.4%
Exclusive Metrics Diff for Current Function-30 -13.5% -50 -151.5% 24 N/A% 328 12.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 222 100.0% -34 -103.0% 0 N/A% 2,688 100.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% 1 3.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 279 125.7% 21 63.6% 0 N/A% 1,760 65.5%
drupal_static0 N/A% -33 -14.9% -27 -81.8% 0 N/A% 48 1.8%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 13 5.9% 12 36.4% 0 N/A% 0 0.0%
array_diff0 N/A% -11 -5.0% -2 -6.1% 0 N/A% 120 4.5%
array_keys0 N/A% 4 1.8% 11 33.3% -24 N/A% 432 16.1%
array_fill_keys0 N/A% 0 0.0% 2 6.1% 0 N/A% 0 0.0%