Diff Report
Run #519de1c349c58: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de2415c35a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519de1c349c58Run #519de2415c35aDiffDiff%
Number of Function Calls125 125 0 0.0%
Incl. Wall Time (microsec)6,537 6,307 -230 -3.5%
Incl. Wall Time (microsec) per call 52 50 -2 -3.5%
Excl. Wall Time (microsec)1,816 1,799 -17 -0.9%
Incl. CPU (microsecs)4,462 4,363 -99 -2.2%
Incl. CPU (microsecs) per call 36 35 -1 -2.2%
Excl. CPU (microsec)1,497 1,522 25 1.7%
Incl. MemUse (bytes)82,552 82,552 0 0.0%
Incl. MemUse (bytes) per call 660 660 0 0.0%
Excl. MemUse (bytes)-111,296 -111,296 0 0.0%
Incl. PeakMemUse (bytes)63,200 63,200 0 0.0%
Incl. PeakMemUse (bytes) per call 506 506 0 0.0%
Excl. PeakMemUse (bytes)10,408 10,408 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% -230 -30.5% -99 -31.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-17 -7.4% 25 25.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -223 -97.0% -93 -93.9% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -8 -3.5% -7 -7.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 1 0.4% 1 1.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -147 -63.9% -37 -37.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -43 -18.7% -41 -41.4% 0 N/A% 0 N/A%
drupal_static0 N/A% -20 -8.7% -17 -17.2% 0 N/A% 0 N/A%
array_diff0 N/A% -5 -2.2% -9 -9.1% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 N/A%
array_keys0 N/A% 1 0.4% -20 -20.2% 0 N/A% 0 N/A%