Diff Report
Run #51a0f1cae1ba2: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a0f3032a9a3: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51a0f1cae1ba2Run #51a0f3032a9a3DiffDiff%
Number of Function Calls97 98 1 1.0%
Incl. Wall Time (microsec)6,888 6,893 5 0.1%
Incl. Wall Time (microsec) per call 71 70 -1 -0.9%
Excl. Wall Time (microsec)2,344 2,366 22 0.9%
Incl. CPU (microsecs)4,000 12,001 8,001 200.0%
Incl. CPU (microsecs) per call 41 122 81 197.0%
Excl. CPU (microsec)0 8,001 8,001 N/A%
Incl. MemUse (bytes)36,732 36,992 260 0.7%
Incl. MemUse (bytes) per call 379 377 -1 -0.3%
Excl. MemUse (bytes)-55,840 -56,796 -956 -1.7%
Incl. PeakMemUse (bytes)45,064 46,076 1,012 2.2%
Incl. PeakMemUse (bytes) per call 465 470 6 1.2%
Excl. PeakMemUse (bytes)7,732 8,080 348 4.5%

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::checksumTags1 25.0% 5 0.1% 8,001 66.7% 260 1.1% 1,012 4.0%
Exclusive Metrics Diff for Current Function22 440.0% 8,001 100.0% -956 -367.7% 348 34.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem1 100.0% 8 160.0% 8,001 100.0% 260 100.0% 992 98.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 0.0% -3 -60.0% 0 0.0% 0 0.0% 20 2.0%
Child functions
Drupal\Core\Database\Connection::query0 0.0% -16 -320.0% 4,000 50.0% 0 0.0% 20 2.0%
array_keys1 33.3% -12 -240.0% 0 0.0% 1,168 449.2% 556 54.9%
array_diff1 33.3% 7 140.0% 0 0.0% 48 18.5% 88 8.7%
drupal_static1 33.3% 3 60.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 0.0% 2 40.0% -4,000 -50.0% 0 0.0% 0 0.0%
array_fill_keys0 0.0% -1 -20.0% 0 0.0% 0 0.0% 0 0.0%