Diff Report
Run #5251f592ab279: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5251f6e1e32d5: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5251f592ab279Run #5251f6e1e32d5DiffDiff%
Number of Function Calls127 127 0 0.0%
Incl. Wall Time (microsec)7,932 7,851 -81 -1.0%
Incl. Wall Time (microsec) per call 62 62 -1 -1.0%
Excl. Wall Time (microsec)2,049 2,019 -30 -1.5%
Incl. CPU (microsecs)5,363 5,207 -156 -2.9%
Incl. CPU (microsecs) per call 42 41 -1 -2.9%
Excl. CPU (microsec)1,731 1,708 -23 -1.3%
Incl. MemUse (bytes)85,016 85,016 0 0.0%
Incl. MemUse (bytes) per call 669 669 0 0.0%
Excl. MemUse (bytes)-157,320 -157,360 -40 -0.0%
Incl. PeakMemUse (bytes)101,376 101,880 504 0.5%
Incl. PeakMemUse (bytes) per call 798 802 4 0.5%
Excl. PeakMemUse (bytes)19,304 19,304 0 0.0%

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% -81 -5.7% -156 -9.2% 0 0.0% 504 0.4%
Exclusive Metrics Diff for Current Function-30 -37.0% -23 -14.7% -40 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -81 -100.0% -156 -100.0% 0 N/A% 504 100.0%
Child functions
array_diff0 N/A% -49 -60.5% -58 -37.2% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% 28 34.6% -40 -25.6% 24 N/A% 472 93.7%
array_keys0 N/A% -27 -33.3% -22 -14.1% 16 N/A% 32 6.3%
drupal_static0 N/A% -9 -11.1% -16 -10.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 9 11.1% 12 7.7% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -3 -3.7% -9 -5.8% 0 N/A% 0 0.0%