Diff Report
Run #51ad024086f90: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad02c47d041: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ad024086f90Run #51ad02c47d041DiffDiff%
Number of Function Calls78 78 0 0.0%
Incl. Wall Time (microsec)6,039 6,293 254 4.2%
Incl. Wall Time (microsec) per call 77 81 3 4.2%
Excl. Wall Time (microsec)1,451 1,471 20 1.4%
Incl. CPU (microsecs)4,062 4,018 -44 -1.1%
Incl. CPU (microsecs) per call 52 52 -1 -1.1%
Excl. CPU (microsec)1,180 1,181 1 0.1%
Incl. MemUse (bytes)67,240 67,240 0 0.0%
Incl. MemUse (bytes) per call 862 862 0 0.0%
Excl. MemUse (bytes)-103,176 -103,176 0 0.0%
Incl. PeakMemUse (bytes)87,408 87,600 192 0.2%
Incl. PeakMemUse (bytes) per call 1,121 1,123 2 0.2%
Excl. PeakMemUse (bytes)18,720 18,880 160 0.9%

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% 254 5.8% -44 -1.4% 0 0.0% 192 0.1%
Exclusive Metrics Diff for Current Function20 7.9% 1 2.3% 0 N/A% 160 83.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 181 71.3% -31 -70.5% 0 N/A% 120 62.5%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 73 28.7% -13 -29.5% 0 N/A% 72 37.5%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 267 105.1% -18 -40.9% 0 N/A% 16 8.3%
array_keys0 N/A% -18 -7.1% -22 -50.0% 0 N/A% 0 0.0%
drupal_static0 N/A% -17 -6.7% -13 -29.5% 0 N/A% 16 8.3%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 11 4.3% 9 20.5% 0 N/A% 0 0.0%
array_diff0 N/A% -8 -3.1% -3 -6.8% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -1 -0.4% 2 4.5% 0 N/A% 0 0.0%