Diff Report
Run #51b518680585e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b517a409f93: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51b518680585eRun #51b517a409f93DiffDiff%
Number of Function Calls122 122 0 0.0%
Incl. Wall Time (microsec)10,566 10,516 -50 -0.5%
Incl. Wall Time (microsec) per call 87 86 -0 -0.5%
Excl. Wall Time (microsec)2,458 2,420 -38 -1.5%
Incl. CPU (microsecs)7,324 7,289 -35 -0.5%
Incl. CPU (microsecs) per call 60 60 -0 -0.5%
Excl. CPU (microsec)2,113 2,088 -25 -1.2%
Incl. MemUse (bytes)82,880 82,880 0 0.0%
Incl. MemUse (bytes) per call 679 679 0 0.0%
Excl. MemUse (bytes)-152,832 -152,776 56 0.0%
Incl. PeakMemUse (bytes)90,296 90,000 -296 -0.3%
Incl. PeakMemUse (bytes) per call 740 738 -2 -0.3%
Excl. PeakMemUse (bytes)20,512 20,464 -48 -0.2%

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% -50 -1.0% -35 -1.2% 0 0.0% -296 -0.9%
Exclusive Metrics Diff for Current Function-38 -76.0% -25 -71.4% 56 N/A% -48 -16.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -43 -86.0% -29 -82.9% 0 N/A% -296 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -7 -14.0% -6 -17.1% 0 N/A% 0 0.0%
Child functions
drupal_static0 N/A% -74 -148.0% -80 -228.6% 0 N/A% -24 -8.1%
Drupal\Core\Database\Connection::query0 N/A% 58 116.0% 74 211.4% 0 N/A% -72 -24.3%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -31 -62.0% -28 -80.0% 0 N/A% 0 0.0%
array_keys0 N/A% 23 46.0% 28 80.0% -56 N/A% -56 -18.9%
array_diff0 N/A% 11 22.0% 0 0.0% 0 N/A% -96 -32.4%
array_fill_keys0 N/A% 1 2.0% -4 -11.4% 0 N/A% 0 0.0%