Diff Report
Run #53180b3960796: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53180bc98020f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #53180b3960796Run #53180bc98020fDiffDiff%
Number of Function Calls166 166 0 0.0%
Incl. Wall Time (microsec)9,705 9,889 184 1.9%
Incl. Wall Time (microsec) per call 58 60 1 1.9%
Excl. Wall Time (microsec)3,237 3,260 23 0.7%
Incl. CPU (microsecs)9,118 9,327 209 2.3%
Incl. CPU (microsecs) per call 55 56 1 2.3%
Excl. CPU (microsec)2,778 2,789 11 0.4%
Incl. MemUse (bytes)121,824 121,824 0 0.0%
Incl. MemUse (bytes) per call 734 734 0 0.0%
Excl. MemUse (bytes)-470,728 -470,728 0 0.0%
Incl. PeakMemUse (bytes)250,096 250,096 0 0.0%
Incl. PeakMemUse (bytes) per call 1,507 1,507 0 0.0%
Excl. PeakMemUse (bytes)61,704 61,704 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% 184 5.1% 209 6.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function23 12.5% 11 5.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 235 127.7% 262 125.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -51 -27.7% -53 -25.4% 0 N/A% 0 N/A%
Child functions
array_keys0 N/A% 50 27.2% 44 21.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 43 23.4% 66 31.6% 0 N/A% 0 N/A%
drupal_static0 N/A% 35 19.0% 37 17.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 35 19.0% 47 22.5% 0 N/A% 0 N/A%
array_diff0 N/A% -4 -2.2% -3 -1.4% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 2 1.1% 7 3.3% 0 N/A% 0 N/A%