Diff Report
Run #51a14c32c53db: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a14dd399448: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51a14c32c53dbRun #51a14dd399448DiffDiff%
Number of Function Calls147 147 0 0.0%
Incl. Wall Time (microsec)10,694 10,698 4 0.0%
Incl. Wall Time (microsec) per call 73 73 0 0.0%
Excl. Wall Time (microsec)4,135 4,121 -14 -0.3%
Incl. CPU (microsecs)4,000 12,001 8,001 200.0%
Incl. CPU (microsecs) per call 27 82 54 200.0%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)79,660 79,660 0 0.0%
Incl. MemUse (bytes) per call 542 542 0 0.0%
Excl. MemUse (bytes)-138,120 -137,888 232 0.2%
Incl. PeakMemUse (bytes)90,344 89,432 -912 -1.0%
Incl. PeakMemUse (bytes) per call 615 608 -6 -1.0%
Excl. PeakMemUse (bytes)24,444 24,368 -76 -0.3%

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% 4 0.0% 8,001 20.0% 0 0.0% -912 -2.9%
Exclusive Metrics Diff for Current Function-14 -350.0% 4,000 50.0% 232 N/A% -76 -8.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 5 125.0% 8,001 100.0% 0 N/A% -912 -100.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -1 -25.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Child functions
array_keys0 N/A% 22 550.0% 0 0.0% -236 N/A% -908 -99.6%
Drupal\Core\Database\Connection::query0 N/A% -15 -375.0% 4,001 50.0% 4 N/A% 0 0.0%
array_diff0 N/A% 10 250.0% 4,000 50.0% 0 N/A% 84 9.2%
drupal_static0 N/A% 4 100.0% -4,000 -50.0% 0 N/A% -12 -1.3%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -2 -50.0% 0 0.0% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -1 -25.0% 0 0.0% 0 N/A% 0 0.0%