Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5190217a23e77: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51901ff69a8a6Run #5190217a23e77DiffDiff%
Number of Function Calls99 99 0 0.0%
Incl. Wall Time (microsec)6,203 6,236 33 0.5%
Incl. Wall Time (microsec) per call 63 63 0 0.5%
Excl. Wall Time (microsec)1,562 1,550 -12 -0.8%
Incl. CPU (microsecs)4,250 4,239 -11 -0.3%
Incl. CPU (microsecs) per call 43 43 -0 -0.3%
Excl. CPU (microsec)1,292 1,275 -17 -1.3%
Incl. MemUse (bytes)69,912 69,912 0 0.0%
Incl. MemUse (bytes) per call 706 706 0 0.0%
Excl. MemUse (bytes)-104,136 -104,112 24 0.0%
Incl. PeakMemUse (bytes)101,904 101,888 -16 -0.0%
Incl. PeakMemUse (bytes) per call 1,029 1,029 -0 -0.0%
Excl. PeakMemUse (bytes)21,056 21,104 48 0.2%

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% 33 15.6% -11 -183.3% 0 0.0% -16 -0.1%
Exclusive Metrics Diff for Current Function-12 -36.4% -17 -154.5% 24 N/A% 48 300.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 32 97.0% -9 -81.8% 0 N/A% -16 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 1 3.0% -2 -18.2% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 33 100.0% -6 -54.5% 0 N/A% -64 -400.0%
array_diff0 N/A% 6 18.2% 0 0.0% 0 N/A% 0 0.0%
drupal_static0 N/A% 5 15.2% 7 63.6% 0 N/A% 0 0.0%
array_keys0 N/A% 1 3.0% 3 27.3% -24 N/A% 0 0.0%
array_fill_keys0 N/A% 0 0.0% -5 -45.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 0 0.0% 7 63.6% 0 N/A% 0 0.0%