Diff Report
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #519a4774889ddRun #519a4887d3a25DiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)17,226 87,713 70,487 409.2%
Incl. Wall Time (microsec) per call 1,566 7,974 6,408 409.2%
Excl. Wall Time (microsec)1,691 8,199 6,508 384.9%
Incl. CPU (microsecs)4,000 4,000 0 0.0%
Incl. CPU (microsecs) per call 364 364 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)302,912 302,920 8 0.0%
Incl. MemUse (bytes) per call 27,537 27,538 1 0.0%
Excl. MemUse (bytes)9,464 9,464 0 0.0%
Incl. PeakMemUse (bytes)308,872 309,000 128 0.0%
Incl. PeakMemUse (bytes) per call 28,079 28,091 12 0.0%
Excl. PeakMemUse (bytes)17,472 17,472 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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::getMultiple@10 N/A% 70,487 0.5% 0 0.0% 8 0.5% 128 8.5%
Exclusive Metrics Diff for Current Function6,508 9.2% 0 N/A% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 70,487 100.0% 0 N/A% 8 100.0% 128 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 38,766 55.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 21,153 30.0% 0 N/A% 8 100.0% 128 100.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 2,518 3.6% 0 N/A% 0 0.0% 0 0.0%
array_diff0 N/A% 805 1.1% 0 N/A% 0 0.0% 0 0.0%
array_keys0 N/A% 737 1.0% 0 N/A% 0 0.0% 0 0.0%