Diff Report
Run #519bd4feea4c7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519bd4feea4c7Run #519bd405e5fe3DiffDiff%
Number of Function Calls147 147 0 0.0%
Incl. Wall Time (microsec)8,584 8,736 152 1.8%
Incl. Wall Time (microsec) per call 58 59 1 1.8%
Excl. Wall Time (microsec)2,529 2,507 -22 -0.9%
Incl. CPU (microsecs)6,424 6,526 102 1.6%
Incl. CPU (microsecs) per call 44 44 1 1.6%
Excl. CPU (microsec)2,103 2,196 93 4.4%
Incl. MemUse (bytes)96,136 96,136 0 0.0%
Incl. MemUse (bytes) per call 654 654 0 0.0%
Excl. MemUse (bytes)-102,408 -102,400 8 0.0%
Incl. PeakMemUse (bytes)62,608 62,480 -128 -0.2%
Incl. PeakMemUse (bytes) per call 426 425 -1 -0.2%
Excl. PeakMemUse (bytes)16,488 16,416 -72 -0.4%

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% 152 2.6% 102 1.5% 0 0.0% -128 -0.6%
Exclusive Metrics Diff for Current Function-22 -14.5% 93 91.2% 8 N/A% -72 -56.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 154 101.3% 106 103.9% 0 N/A% -128 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -2 -1.3% -4 -3.9% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 138 90.8% 53 52.0% 0 N/A% 0 0.0%
drupal_static0 N/A% 26 17.1% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 20 13.2% 18 17.6% 0 N/A% 0 0.0%
array_keys0 N/A% -19 -12.5% -50 -49.0% -8 N/A% -48 -37.5%
array_diff0 N/A% 6 3.9% -18 -17.6% 0 N/A% -8 -6.2%
array_fill_keys0 N/A% 3 2.0% 6 5.9% 0 N/A% 0 0.0%