Diff Report
Run #519e633ddef65: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519e633ddef65Run #519e62c02d767DiffDiff%
Number of Function Calls122 122 0 0.0%
Incl. Wall Time (microsec)4,645 4,840 195 4.2%
Incl. Wall Time (microsec) per call 38 40 2 4.2%
Excl. Wall Time (microsec)1,562 1,537 -25 -1.6%
Incl. CPU (microsecs)3,952 3,983 31 0.8%
Incl. CPU (microsecs) per call 32 33 0 0.8%
Excl. CPU (microsec)1,271 1,255 -16 -1.3%
Incl. MemUse (bytes)84,352 84,352 0 0.0%
Incl. MemUse (bytes) per call 691 691 0 0.0%
Excl. MemUse (bytes)-110,280 -110,280 0 0.0%
Incl. PeakMemUse (bytes)61,224 61,224 0 0.0%
Incl. PeakMemUse (bytes) per call 502 502 0 0.0%
Excl. PeakMemUse (bytes)10,824 10,824 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% 195 49.6% 31 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-25 -12.8% -16 -51.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 208 106.7% 44 141.9% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -13 -6.7% -13 -41.9% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 235 120.5% 59 190.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -14 -7.2% -13 -41.9% 0 N/A% 0 N/A%
array_diff0 N/A% 2 1.0% 9 29.0% 0 N/A% 0 N/A%
drupal_static0 N/A% -2 -1.0% -14 -45.2% 0 N/A% 0 N/A%
array_keys0 N/A% -1 -0.5% -3 -9.7% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 9 29.0% 0 N/A% 0 N/A%