Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)98,349 97,765 -584 -0.6%
Incl. Wall Time (microsec) per call 1,004 998 -6 -0.6%
Excl. Wall Time (microsec)5,178 5,003 -175 -3.4%
Incl. CPU (microsecs)58,205 57,841 -364 -0.6%
Incl. CPU (microsecs) per call 594 590 -4 -0.6%
Excl. CPU (microsec)4,750 4,582 -168 -3.5%
Incl. MemUse (bytes)1,572,324 1,572,324 0 0.0%
Incl. MemUse (bytes) per call 16,044 16,044 0 0.0%
Excl. MemUse (bytes)239,956 239,956 0 0.0%
Incl. PeakMemUse (bytes)1,868,512 1,868,512 0 0.0%
Incl. PeakMemUse (bytes) per call 19,066 19,066 0 0.0%
Excl. PeakMemUse (bytes)225,084 225,084 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple [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::getMultiple0 N/A% -584 -25.0% -364 -78.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-175 -30.0% -168 -46.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -595 -101.9% -280 -76.9% 0 N/A% 0 N/A%
field_attach_load0 N/A% 11 1.9% -84 -23.1% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -112 -19.2% -108 -29.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -292 -50.0% -74 -20.3% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% -10 -2.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -7 -1.2% -3 -0.8% 0 N/A% 0 N/A%
array_keys0 N/A% 2 0.3% -1 -0.3% 0 N/A% 0 N/A%