Diff Report
Run #52f30aadf2c65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52f30b8747627: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52f30aadf2c65Run #52f30b8747627DiffDiff%
Number of Function Calls205 205 0 0.0%
Incl. Wall Time (microsec)6,621 6,673 52 0.8%
Incl. Wall Time (microsec) per call 32 33 0 0.8%
Excl. Wall Time (microsec)2,866 2,780 -86 -3.0%
Incl. CPU (microsecs)6,454 6,457 3 0.0%
Incl. CPU (microsecs) per call 31 31 0 0.0%
Excl. CPU (microsec)2,322 2,272 -50 -2.2%
Incl. MemUse (bytes)123,216 123,216 0 0.0%
Incl. MemUse (bytes) per call 601 601 0 0.0%
Excl. MemUse (bytes)-228,904 -228,904 0 0.0%
Incl. PeakMemUse (bytes)99,592 100,304 712 0.7%
Incl. PeakMemUse (bytes) per call 486 489 3 0.7%
Excl. PeakMemUse (bytes)23,248 23,648 400 1.7%

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% 52 1.2% 3 0.1% 0 0.0% 712 1.0%
Exclusive Metrics Diff for Current Function-86 -165.4% -50 -1666.7% 0 N/A% 400 56.2%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 52 100.0% 3 100.0% 0 N/A% 712 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 64 123.1% 14 466.7% 0 N/A% 72 10.1%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 54 103.8% 56 1866.7% 0 N/A% 16 2.2%
array_keys0 N/A% 29 55.8% 23 766.7% 0 N/A% 40 5.6%
array_diff0 N/A% -8 -15.4% -3 -100.0% 0 N/A% 184 25.8%
drupal_static0 N/A% -4 -7.7% -44 -1466.7% 0 N/A% 0 0.0%
array_fill_keys0 N/A% 3 5.8% 7 233.3% 0 N/A% 0 0.0%