Diff Report
Run #523f527beec76: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f52fbabfcb: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523f527beec76Run #523f52fbabfcbDiffDiff%
Number of Function Calls115 115 0 0.0%
Incl. Wall Time (microsec)11,146 11,803 657 5.9%
Incl. Wall Time (microsec) per call 97 103 6 5.9%
Excl. Wall Time (microsec)2,168 2,295 127 5.9%
Incl. CPU (microsecs)7,514 7,830 316 4.2%
Incl. CPU (microsecs) per call 65 68 3 4.2%
Excl. CPU (microsec)1,763 1,876 113 6.4%
Incl. MemUse (bytes)97,024 97,024 0 0.0%
Incl. MemUse (bytes) per call 844 844 0 0.0%
Excl. MemUse (bytes)-317,680 -317,680 0 0.0%
Incl. PeakMemUse (bytes)116,576 116,576 0 0.0%
Incl. PeakMemUse (bytes) per call 1,014 1,014 0 0.0%
Excl. PeakMemUse (bytes)25,968 25,968 0 0.0%

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% 657 16.8% 316 4.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function127 19.3% 113 35.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 657 100.0% 316 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 392 59.7% 54 17.1% 0 N/A% 0 N/A%
array_keys0 N/A% 95 14.5% 99 31.3% 0 N/A% 0 N/A%
drupal_static0 N/A% 26 4.0% 49 15.5% 0 N/A% 0 N/A%
array_diff0 N/A% 16 2.4% 0 0.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 2 0.3% 5 1.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -1 -0.2% -4 -1.3% 0 N/A% 0 N/A%