Diff Report
Run #523f1f1f50546: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f1dee40c1a: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523f1f1f50546Run #523f1dee40c1aDiffDiff%
Number of Function Calls146 146 0 0.0%
Incl. Wall Time (microsec)9,799 9,151 -648 -6.6%
Incl. Wall Time (microsec) per call 67 63 -4 -6.6%
Excl. Wall Time (microsec)2,515 2,501 -14 -0.6%
Incl. CPU (microsecs)6,473 6,353 -120 -1.9%
Incl. CPU (microsecs) per call 44 44 -1 -1.9%
Excl. CPU (microsec)2,045 2,084 39 1.9%
Incl. MemUse (bytes)102,520 102,512 -8 -0.0%
Incl. MemUse (bytes) per call 702 702 -0 -0.0%
Excl. MemUse (bytes)-197,936 -197,976 -40 -0.0%
Incl. PeakMemUse (bytes)129,384 128,448 -936 -0.7%
Incl. PeakMemUse (bytes) per call 886 880 -6 -0.7%
Excl. PeakMemUse (bytes)31,896 31,288 -608 -1.9%

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% -648 -19.4% -120 -3.9% -8 -0.0% -936 -0.5%
Exclusive Metrics Diff for Current Function-14 -2.2% 39 32.5% -40 -500.0% -608 -65.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -648 -100.0% -120 -100.0% -8 -100.0% -936 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -583 -90.0% -71 -59.2% 0 0.0% 88 9.4%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -39 -6.0% -44 -36.7% -8 -100.0% -8 -0.9%
array_keys0 N/A% -18 -2.8% -30 -25.0% 40 500.0% -312 -33.3%
drupal_static0 N/A% 18 2.8% 6 5.0% 0 0.0% -64 -6.8%
array_diff0 N/A% -9 -1.4% -22 -18.3% 0 0.0% -32 -3.4%
array_fill_keys0 N/A% -3 -0.5% 2 1.7% 0 0.0% 0 0.0%