Diff Report
Run #519c1681d41e5: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c153c76aa0: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519c1681d41e5Run #519c153c76aa0DiffDiff%
Number of Function Calls113 113 0 0.0%
Incl. Wall Time (microsec)6,167 5,800 -367 -6.0%
Incl. Wall Time (microsec) per call 55 51 -3 -6.0%
Excl. Wall Time (microsec)1,614 1,661 47 2.9%
Incl. CPU (microsecs)4,680 4,583 -97 -2.1%
Incl. CPU (microsecs) per call 41 41 -1 -2.1%
Excl. CPU (microsec)1,350 1,414 64 4.7%
Incl. MemUse (bytes)79,536 79,536 0 0.0%
Incl. MemUse (bytes) per call 704 704 0 0.0%
Excl. MemUse (bytes)-120,304 -120,296 8 0.0%
Incl. PeakMemUse (bytes)80,488 79,376 -1,112 -1.4%
Incl. PeakMemUse (bytes) per call 712 702 -10 -1.4%
Excl. PeakMemUse (bytes)19,808 19,648 -160 -0.8%

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% -367 -9.9% -97 -3.4% 0 0.0% -1,112 -1.9%
Exclusive Metrics Diff for Current Function47 12.8% 64 66.0% 8 N/A% -160 -14.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -379 -103.3% -100 -103.1% 0 N/A% -1,152 -103.6%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 12 3.3% 3 3.1% 0 N/A% 40 3.6%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -328 -89.4% -48 -49.5% -16 N/A% 88 7.9%
array_keys0 N/A% -54 -14.7% -56 -57.7% 8 N/A% -864 -77.7%
drupal_static0 N/A% -23 -6.3% -31 -32.0% 0 N/A% -48 -4.3%
array_diff0 N/A% -12 -3.3% -36 -37.1% 0 N/A% -128 -11.5%
array_fill_keys0 N/A% 10 2.7% 19 19.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -7 -1.9% -9 -9.3% 0 N/A% 0 0.0%