Diff Report
Run #523f01900df5c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f024cca254: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523f01900df5cRun #523f024cca254DiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)7,047 6,985 -62 -0.9%
Incl. Wall Time (microsec) per call 84 83 -1 -0.9%
Excl. Wall Time (microsec)1,500 1,536 36 2.4%
Incl. CPU (microsecs)4,390 4,457 67 1.5%
Incl. CPU (microsecs) per call 52 53 1 1.5%
Excl. CPU (microsec)1,234 1,277 43 3.5%
Incl. MemUse (bytes)66,128 66,128 0 0.0%
Incl. MemUse (bytes) per call 787 787 0 0.0%
Excl. MemUse (bytes)-93,392 -93,352 40 0.0%
Incl. PeakMemUse (bytes)71,744 71,776 32 0.0%
Incl. PeakMemUse (bytes) per call 854 854 0 0.0%
Excl. PeakMemUse (bytes)16,248 16,296 48 0.3%

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% -62 -10.4% 67 15.6% 0 0.0% 32 0.1%
Exclusive Metrics Diff for Current Function36 58.1% 43 64.2% 40 N/A% 48 150.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -62 -100.0% 67 100.0% 0 N/A% 32 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -161 -259.7% -45 -67.2% 0 N/A% -64 -200.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 21 33.9% 22 32.8% 0 N/A% 24 75.0%
array_diff0 N/A% 12 19.4% 3 4.5% 0 N/A% 0 0.0%
array_keys0 N/A% 12 19.4% 19 28.4% -40 N/A% 0 0.0%
drupal_static0 N/A% 11 17.7% 16 23.9% 0 N/A% 24 75.0%
array_fill_keys0 N/A% 7 11.3% 9 13.4% 0 N/A% 0 0.0%