Diff Report
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52f2e62091f2cRun #52f2e60305388DiffDiff%
Number of Function Calls90 90 0 0.0%
Incl. Wall Time (microsec)38,998 39,103 105 0.3%
Incl. Wall Time (microsec) per call 433 434 1 0.3%
Excl. Wall Time (microsec)3,015 2,869 -146 -4.8%
Incl. CPU (microsecs)26,827 26,158 -669 -2.5%
Incl. CPU (microsecs) per call 298 291 -7 -2.5%
Excl. CPU (microsec)2,703 2,589 -114 -4.2%
Incl. MemUse (bytes)3,114,032 3,113,984 -48 -0.0%
Incl. MemUse (bytes) per call 34,600 34,600 -1 -0.0%
Excl. MemUse (bytes)-65,376 -65,424 -48 -0.1%
Incl. PeakMemUse (bytes)3,603,264 3,603,232 -32 -0.0%
Incl. PeakMemUse (bytes) per call 40,036 40,036 -0 -0.0%
Excl. PeakMemUse (bytes)326,808 326,808 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% 105 7.5% -669 -24.3% -48 -23.1% -32 -4.4%
Exclusive Metrics Diff for Current Function-146 -139.0% -114 -17.0% -48 -100.0% 0 0.0%
Parent functions
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 86 81.9% 113 16.9% 24 50.0% -40 -125.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 19 18.1% -782 -116.9% -72 -150.0% 8 25.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 459 437.1% -238 -35.6% 48 100.0% 32 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -213 -202.9% -305 -45.6% -48 -100.0% -64 -200.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 10 9.5% 13 1.9% 0 0.0% 0 0.0%
array_keys0 N/A% -4 -3.8% -2 -0.3% 0 0.0% 0 0.0%
array_diff0 N/A% -1 -1.0% -23 -3.4% 0 0.0% 0 0.0%