Diff Report
Run #517d52998923d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #517d52998923dRun #517d51ae434deDiffDiff%
Number of Function Calls65 65 0 0.0%
Incl. Wall Time (microsec)5,115 4,971 -144 -2.8%
Incl. Wall Time (microsec) per call 79 76 -2 -2.8%
Excl. Wall Time (microsec)1,028 1,013 -15 -1.5%
Incl. CPU (microsecs)3,252 3,246 -6 -0.2%
Incl. CPU (microsecs) per call 50 50 -0 -0.2%
Excl. CPU (microsec)839 842 3 0.4%
Incl. MemUse (bytes)52,440 52,472 32 0.1%
Incl. MemUse (bytes) per call 807 807 0 0.1%
Excl. MemUse (bytes)-87,240 -87,616 -376 -0.4%
Incl. PeakMemUse (bytes)83,040 82,416 -624 -0.8%
Incl. PeakMemUse (bytes) per call 1,278 1,268 -10 -0.8%
Excl. PeakMemUse (bytes)13,928 14,256 328 2.4%

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% -144 -4.3% -6 -0.2% 32 0.5% -624 -9.3%
Exclusive Metrics Diff for Current Function-15 -10.4% 3 50.0% -376 -1175.0% 328 52.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -136 -94.4% 1 16.7% 32 100.0% -624 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -8 -5.6% -7 -116.7% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -146 -101.4% -11 -183.3% -16 -50.0% -880 -141.0%
drupal_static0 N/A% 8 5.6% 4 66.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 6 4.2% 7 116.7% 8 25.0% 8 1.3%
array_diff0 N/A% 3 2.1% -2 -33.3% 0 0.0% -96 -15.4%
array_fill_keys0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% -7 -116.7% 416 1300.0% 16 2.6%