Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb5243677d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519eb486908e7Run #519eb5243677dDiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)8,355 8,520 165 2.0%
Incl. Wall Time (microsec) per call 70 72 1 2.0%
Excl. Wall Time (microsec)2,381 2,375 -6 -0.3%
Incl. CPU (microsecs)5,909 5,876 -33 -0.6%
Incl. CPU (microsecs) per call 50 49 -0 -0.6%
Excl. CPU (microsec)2,080 2,072 -8 -0.4%
Incl. MemUse (bytes)45,832 45,832 0 0.0%
Incl. MemUse (bytes) per call 385 385 0 0.0%
Excl. MemUse (bytes)-56,044 -56,044 0 0.0%
Incl. PeakMemUse (bytes)40,452 40,452 0 0.0%
Incl. PeakMemUse (bytes) per call 340 340 0 0.0%
Excl. PeakMemUse (bytes)11,128 11,128 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% 165 8.4% -33 -3.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-6 -3.6% -8 -24.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 168 101.8% -29 -87.9% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -3 -1.8% -4 -12.1% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 193 117.0% 3 9.1% 0 N/A% 0 N/A%
drupal_static0 N/A% -15 -9.1% 1 3.0% 0 N/A% 0 N/A%
array_keys0 N/A% -7 -4.2% -12 -36.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 3 1.8% -3 -9.1% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -1.8% -10 -30.3% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% -4 -12.1% 0 N/A% 0 N/A%