Diff Report
Run #52e48e674e7b6: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e48ef364ce3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52e48e674e7b6Run #52e48ef364ce3DiffDiff%
Number of Function Calls58 58 0 0.0%
Incl. Wall Time (microsec)3,262 3,218 -44 -1.3%
Incl. Wall Time (microsec) per call 56 55 -1 -1.3%
Excl. Wall Time (microsec)1,030 1,005 -25 -2.4%
Incl. CPU (microsecs)3,034 2,982 -52 -1.7%
Incl. CPU (microsecs) per call 52 51 -1 -1.7%
Excl. CPU (microsec)844 808 -36 -4.3%
Incl. MemUse (bytes)48,016 48,016 0 0.0%
Incl. MemUse (bytes) per call 828 828 0 0.0%
Excl. MemUse (bytes)-67,848 -67,840 8 0.0%
Incl. PeakMemUse (bytes)73,872 73,016 -856 -1.2%
Incl. PeakMemUse (bytes) per call 1,274 1,259 -15 -1.2%
Excl. PeakMemUse (bytes)11,168 11,240 72 0.6%

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% -44 -13.8% -52 -13.1% 0 0.0% -856 -2.0%
Exclusive Metrics Diff for Current Function-25 -56.8% -36 -69.2% 8 N/A% 72 8.4%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -44 -100.0% -52 -100.0% 0 N/A% -856 -100.0%
Child functions
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -19 -43.2% -19 -36.5% 0 N/A% 0 0.0%
drupal_static0 N/A% 14 31.8% -2 -3.8% 0 N/A% -8 -0.9%
array_diff0 N/A% -10 -22.7% -1 -1.9% 0 N/A% -40 -4.7%
array_keys0 N/A% -10 -22.7% -8 -15.4% -8 N/A% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% 7 15.9% 14 26.9% 0 N/A% -880 -102.8%
array_fill_keys0 N/A% -1 -2.3% 0 0.0% 0 N/A% 0 0.0%