Diff Report
Run #51867a69ed6b7: XHProf Run (Namespace=drupal-perf-fabianx)
vs.
Run #51865e7532e2c: XHProf Run (Namespace=drupal-perf-fabianx)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51867a69ed6b7Run #51865e7532e2cDiffDiff%
Number of Function Calls74 74 0 0.0%
Incl. Wall Time (microsec)2,670 2,575 -95 -3.6%
Incl. Wall Time (microsec) per call 36 35 -1 -3.6%
Excl. Wall Time (microsec)923 924 1 0.1%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 54 0 -54 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)84,712 84,720 8 0.0%
Incl. MemUse (bytes) per call 1,145 1,145 0 0.0%
Excl. MemUse (bytes)-146,504 -146,504 0 0.0%
Incl. PeakMemUse (bytes)151,720 151,728 8 0.0%
Incl. PeakMemUse (bytes) per call 2,050 2,050 0 0.0%
Excl. PeakMemUse (bytes)37,248 37,248 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% -95 -26.0% -4,000 N/A% 8 0.3% 8 0.3%
Exclusive Metrics Diff for Current Function1 1.1% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -98 -103.2% -4,000 -100.0% 8 100.0% 8 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 3 3.2% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -99 -104.2% 0 0.0% 0 0.0% 72 900.0%
array_keys0 N/A% 4 4.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -2 -2.1% 0 0.0% 8 100.0% 8 100.0%
array_diff0 N/A% 1 1.1% 0 0.0% 0 0.0% -72 -900.0%
array_fill_keys0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_static0 N/A% 0 0.0% -4,000 -100.0% 0 0.0% 0 0.0%