Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51902129e4489: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51901ff69a8a6Run #51902129e4489DiffDiff%
Number of Function Calls99 99 0 0.0%
Incl. Wall Time (microsec)6,203 6,030 -173 -2.8%
Incl. Wall Time (microsec) per call 63 61 -2 -2.8%
Excl. Wall Time (microsec)1,562 1,559 -3 -0.2%
Incl. CPU (microsecs)4,250 4,106 -144 -3.4%
Incl. CPU (microsecs) per call 43 41 -1 -3.4%
Excl. CPU (microsec)1,292 1,264 -28 -2.2%
Incl. MemUse (bytes)69,912 69,912 0 0.0%
Incl. MemUse (bytes) per call 706 706 0 0.0%
Excl. MemUse (bytes)-104,136 -104,136 0 0.0%
Incl. PeakMemUse (bytes)101,904 101,904 0 0.0%
Incl. PeakMemUse (bytes) per call 1,029 1,029 0 0.0%
Excl. PeakMemUse (bytes)21,056 21,056 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% -173 -320.4% -144 -192.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -1.7% -28 -19.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -193 -111.6% -135 -93.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 20 11.6% -9 -6.2% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -146 -84.4% -106 -73.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -36 -20.8% -33 -22.9% 0 N/A% 0 N/A%
array_diff0 N/A% 13 7.5% 13 9.0% 0 N/A% 0 N/A%
array_keys0 N/A% -2 -1.2% 10 6.9% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.6% 1 0.7% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% -1 -0.7% 0 N/A% 0 N/A%