Diff Report
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #53ccf1bb00d4bRun #53ccf06f3ae60DiffDiff%
Number of Function Calls90 90 0 0.0%
Incl. Wall Time (microsec)4,044 4,163 119 2.9%
Incl. Wall Time (microsec) per call 45 46 1 2.9%
Excl. Wall Time (microsec)1,027 1,022 -5 -0.5%
Incl. CPU (microsecs)2,921 3,002 81 2.8%
Incl. CPU (microsecs) per call 32 33 1 2.8%
Excl. CPU (microsec)857 852 -5 -0.6%
Incl. MemUse (bytes)71,120 71,112 -8 -0.0%
Incl. MemUse (bytes) per call 790 790 -0 -0.0%
Excl. MemUse (bytes)-117,464 -117,416 48 0.0%
Incl. PeakMemUse (bytes)90,536 92,504 1,968 2.2%
Incl. PeakMemUse (bytes) per call 1,006 1,028 22 2.2%
Excl. PeakMemUse (bytes)18,552 19,608 1,056 5.7%

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% 119 7.9% 81 5.0% -8 -0.1% 1,968 18.3%
Exclusive Metrics Diff for Current Function-5 -4.2% -5 -6.2% 48 600.0% 1,056 53.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 129 108.4% 91 112.3% -8 -100.0% 1,968 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -10 -8.4% -10 -12.3% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 120 100.8% 75 92.6% 0 0.0% 96 4.9%
array_diff0 N/A% 5 4.2% -4 -4.9% 0 0.0% 240 12.2%
array_fill_keys0 N/A% 3 2.5% 0 0.0% 0 0.0% 0 0.0%
array_keys0 N/A% -2 -1.7% 12 14.8% -48 -600.0% 576 29.3%
drupal_static0 N/A% -2 -1.7% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 0 0.0% 3 3.7% -8 -100.0% 0 0.0%