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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519e62c02d767Run #519e633ddef65DiffDiff%
Number of Function Calls122 122 0 0.0%
Incl. Wall Time (microsec)4,840 4,645 -195 -4.0%
Incl. Wall Time (microsec) per call 40 38 -2 -4.0%
Excl. Wall Time (microsec)1,537 1,562 25 1.6%
Incl. CPU (microsecs)3,983 3,952 -31 -0.8%
Incl. CPU (microsecs) per call 33 32 -0 -0.8%
Excl. CPU (microsec)1,255 1,271 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 Function25 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%