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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #53ccf06f3ae60Run #53ccf1bb00d4bDiffDiff%
Number of Function Calls38 38 0 0.0%
Incl. Wall Time (microsec)36,645 36,704 59 0.2%
Incl. Wall Time (microsec) per call 964 966 2 0.2%
Excl. Wall Time (microsec)1,788 1,808 20 1.1%
Incl. CPU (microsecs)29,253 29,486 233 0.8%
Incl. CPU (microsecs) per call 770 776 6 0.8%
Excl. CPU (microsec)1,511 1,537 26 1.7%
Incl. MemUse (bytes)6,523,200 6,522,984 -216 -0.0%
Incl. MemUse (bytes) per call 171,663 171,657 -6 -0.0%
Excl. MemUse (bytes)325,720 325,600 -120 -0.0%
Incl. PeakMemUse (bytes)7,064,544 6,954,552 -109,992 -1.6%
Incl. PeakMemUse (bytes) per call 185,909 183,015 -2,895 -1.6%
Excl. PeakMemUse (bytes)303,104 299,720 -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 Function20 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%