Diff Report
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #53ccf1bb00d4bRun #53ccf06f3ae60DiffDiff%
Number of Function Calls38 38 0 0.0%
Incl. Wall Time (microsec)36,704 36,645 -59 -0.2%
Incl. Wall Time (microsec) per call 966 964 -2 -0.2%
Excl. Wall Time (microsec)1,808 1,788 -20 -1.1%
Incl. CPU (microsecs)29,486 29,253 -233 -0.8%
Incl. CPU (microsecs) per call 776 770 -6 -0.8%
Excl. CPU (microsec)1,537 1,511 -26 -1.7%
Incl. MemUse (bytes)6,522,984 6,523,200 216 0.0%
Incl. MemUse (bytes) per call 171,657 171,663 6 0.0%
Excl. MemUse (bytes)325,600 325,720 120 0.0%
Incl. PeakMemUse (bytes)6,954,552 7,064,544 109,992 1.6%
Incl. PeakMemUse (bytes) per call 183,015 185,909 2,895 1.6%
Excl. PeakMemUse (bytes)299,720 303,104 3,384 1.1%

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% -59 -3.9% -233 -14.2% 216 3.4% 109,992 1024.5%
Exclusive Metrics Diff for Current Function-20 -33.9% -26 -11.2% 120 55.6% 3,384 3.1%
Parent functions
Drupal\Core\Entity\ContentEntityDatabaseStorage::getFromPersistentCache0 N/A% -47 -79.7% -10 -4.3% 64 29.6% 16 0.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -12 -20.3% -223 -95.7% 152 70.4% 109,976 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -197 -333.9% -222 -95.3% -24 -11.1% 102,024 92.8%
Drupal\Core\Database\Connection::query0 N/A% 153 259.3% -6 -2.6% 112 51.9% 4,608 4.2%
array_keys0 N/A% 3 5.1% 20 8.6% 8 3.7% -16 -0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 3 5.1% 9 3.9% 0 0.0% -8 -0.0%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% -2 -3.4% -8 -3.4% 0 0.0% 0 0.0%
array_diff0 N/A% 1 1.7% 0 0.0% 0 0.0% 0 0.0%