Diff Report
Run #519fb952126aa: XHProf Run (Namespace=drupal-perf-mrbaileys)
vs.
Run #519fb8e35d279: XHProf Run (Namespace=drupal-perf-mrbaileys)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519fb952126aaRun #519fb8e35d279DiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)4,595 4,643 48 1.0%
Incl. Wall Time (microsec) per call 55 55 1 1.0%
Excl. Wall Time (microsec)1,428 1,436 8 0.6%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 48 48 N/A%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)63,456 63,456 0 0.0%
Incl. MemUse (bytes) per call 755 755 0 0.0%
Excl. MemUse (bytes)-73,352 -73,352 0 0.0%
Incl. PeakMemUse (bytes)64,752 64,632 -120 -0.2%
Incl. PeakMemUse (bytes) per call 771 769 -1 -0.2%
Excl. PeakMemUse (bytes)13,984 13,888 -96 -0.7%

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% 48 1.0% 4,000 50.0% 0 0.0% -120 -0.0%
Exclusive Metrics Diff for Current Function8 16.7% 4,000 100.0% 0 N/A% -96 -80.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 39 81.2% 4,000 100.0% 0 N/A% -120 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 9 18.8% 0 0.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 45 93.8% 0 0.0% 0 N/A% 128 106.7%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -28 -58.3% 0 0.0% 0 N/A% -208 -173.3%
drupal_static0 N/A% 20 41.7% 0 0.0% 0 N/A% 0 0.0%
array_diff0 N/A% 4 8.3% 0 0.0% 0 N/A% 16 13.3%
array_fill_keys0 N/A% -2 -4.2% 0 0.0% 0 N/A% 0 0.0%
array_keys0 N/A% 1 2.1% 0 0.0% 0 N/A% 40 33.3%