Diff Report
Run #519fc9a1407b3: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc956834f6: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519fc9a1407b3Run #519fc956834f6DiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)30,464 30,800 336 1.1%
Incl. Wall Time (microsec) per call 346 350 4 1.1%
Excl. Wall Time (microsec)2,417 2,455 38 1.6%
Incl. CPU (microsecs)24,001 28,001 4,000 16.7%
Incl. CPU (microsecs) per call 273 318 45 16.7%
Excl. CPU (microsec)4,000 8,000 4,000 100.0%
Incl. MemUse (bytes)2,193,304 2,191,416 -1,888 -0.1%
Incl. MemUse (bytes) per call 24,924 24,902 -21 -0.1%
Excl. MemUse (bytes)-193,272 -193,592 -320 -0.2%
Incl. PeakMemUse (bytes)3,003,456 3,002,312 -1,144 -0.0%
Incl. PeakMemUse (bytes) per call 34,130 34,117 -13 -0.0%
Excl. PeakMemUse (bytes)223,480 222,848 -632 -0.3%

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% 336 82.2% 4,000 100.0% -1,888 -1.2% -1,144 -0.7%
Exclusive Metrics Diff for Current Function38 11.3% 4,000 100.0% -320 -16.9% -632 -55.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 339 100.9% 4,000 100.0% -1,888 -100.0% -1,144 -100.0%
field_attach_load0 N/A% -3 -0.9% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 160 47.6% -1 -0.0% -1,584 -83.9% 136 11.9%
Drupal\Core\Database\Connection::query0 N/A% 143 42.6% 4,001 100.0% 16 0.8% -648 -56.6%
array_diff0 N/A% -6 -1.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 2 0.6% -4,000 -100.0% 0 0.0% 0 0.0%
array_keys0 N/A% -1 -0.3% 0 0.0% 0 0.0% 0 0.0%