Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls115 115 0 0.0%
Incl. Wall Time (microsec)8,813 8,838 25 0.3%
Incl. Wall Time (microsec) per call 77 77 0 0.3%
Excl. Wall Time (microsec)2,449 2,410 -39 -1.6%
Incl. CPU (microsecs)6,192 6,215 23 0.4%
Incl. CPU (microsecs) per call 54 54 0 0.4%
Excl. CPU (microsec)2,136 2,124 -12 -0.6%
Incl. MemUse (bytes)45,632 45,632 0 0.0%
Incl. MemUse (bytes) per call 397 397 0 0.0%
Excl. MemUse (bytes)-62,528 -62,528 0 0.0%
Incl. PeakMemUse (bytes)43,932 43,932 0 0.0%
Incl. PeakMemUse (bytes) per call 382 382 0 0.0%
Excl. PeakMemUse (bytes)11,852 11,852 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% 25 1.1% 23 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-39 -156.0% -12 -52.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 30 120.0% 28 121.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -7 -28.0% -7 -30.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 2 8.0% 2 8.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 77 308.0% 71 308.7% 0 N/A% 0 N/A%
drupal_static0 N/A% -7 -28.0% -15 -65.2% 0 N/A% 0 N/A%
array_diff0 N/A% -6 -24.0% -8 -34.8% 0 N/A% 0 N/A%
array_keys0 N/A% 3 12.0% -6 -26.1% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -3 -12.0% -9 -39.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 0 0.0% 2 8.7% 0 N/A% 0 N/A%