Diff Report
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec94fa4daa: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519ec8682c2dcRun #519ec94fa4daaDiffDiff%
Number of Function Calls125 125 0 0.0%
Incl. Wall Time (microsec)7,383 6,286 -1,097 -14.9%
Incl. Wall Time (microsec) per call 59 50 -9 -14.9%
Excl. Wall Time (microsec)1,889 1,732 -157 -8.3%
Incl. CPU (microsecs)4,843 4,317 -526 -10.9%
Incl. CPU (microsecs) per call 39 35 -4 -10.9%
Excl. CPU (microsec)1,554 1,451 -103 -6.6%
Incl. MemUse (bytes)81,744 81,744 0 0.0%
Incl. MemUse (bytes) per call 654 654 0 0.0%
Excl. MemUse (bytes)-140,816 -140,776 40 0.0%
Incl. PeakMemUse (bytes)55,640 56,832 1,192 2.1%
Incl. PeakMemUse (bytes) per call 445 455 10 2.1%
Excl. PeakMemUse (bytes)10,792 10,984 192 1.8%

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% -1,097 -3.3% -526 -1.3% 0 0.0% 1,192 0.2%
Exclusive Metrics Diff for Current Function-157 -14.3% -103 -19.6% 40 N/A% 192 16.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -1,114 -101.5% -493 -93.7% 0 N/A% 1,192 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 17 1.5% -33 -6.3% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -750 -68.4% -187 -35.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -112 -10.2% -119 -22.6% 0 N/A% 0 0.0%
drupal_static0 N/A% -45 -4.1% -58 -11.0% 0 N/A% 0 0.0%
array_keys0 N/A% -40 -3.6% -39 -7.4% -40 N/A% 944 79.2%
array_diff0 N/A% 7 0.6% -19 -3.6% 0 N/A% 56 4.7%
array_fill_keys0 N/A% 0 0.0% -1 -0.2% 0 N/A% 0 0.0%