Diff Report
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1f732b14: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52d4b18f32fb6Run #52d4b1f732b14DiffDiff%
Number of Function Calls74 73 -1 -1.4%
Incl. Wall Time (microsec)27,157 27,050 -107 -0.4%
Incl. Wall Time (microsec) per call 367 371 4 1.0%
Excl. Wall Time (microsec)1,930 1,946 16 0.8%
Incl. CPU (microsecs)18,908 18,843 -65 -0.3%
Incl. CPU (microsecs) per call 256 258 3 1.0%
Excl. CPU (microsec)1,689 1,724 35 2.1%
Incl. MemUse (bytes)2,342,224 2,340,144 -2,080 -0.1%
Incl. MemUse (bytes) per call 31,652 32,057 405 1.3%
Excl. MemUse (bytes)-101,232 -96,680 4,552 4.5%
Incl. PeakMemUse (bytes)2,815,216 2,803,800 -11,416 -0.4%
Incl. PeakMemUse (bytes) per call 38,043 38,408 365 1.0%
Excl. PeakMemUse (bytes)218,032 218,816 784 0.4%

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::getMultiple-1 -16.7% -107 -5.9% -65 -3.5% -2,080 -2.4% -11,416 -13.4%
Exclusive Metrics Diff for Current Function16 15.0% 35 53.8% 4,552 218.8% 784 6.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get-1 -100.0% -195 -182.2% -158 -243.1% -2,080 -100.0% 4,784 41.9%
Drupal\Core\Entity\FieldableEntityStorageControllerBase::loadFieldItems0 0.0% 44 41.1% 45 69.2% 0 0.0% 0 0.0%
Drupal\Core\Config\CachedStorage::readMultiple0 0.0% 44 41.1% 48 73.8% 0 0.0% -16,200 -141.9%
Child functions
array_diff-1 -20.0% 3 2.8% 4 6.2% -168 -8.1% 0 0.0%
array_keys-1 -20.0% -2 -1.9% 1 1.5% -352 -16.9% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem-1 -20.0% 128 119.6% 120 184.6% 64 3.1% -11,168 -97.8%
Drupal\Core\Database\Connection::query-1 -20.0% -239 -223.4% -208 -320.0% -6,096 -293.1% -1,328 -11.6%
Drupal\Core\Database\Connection::escapeTable-1 -20.0% -13 -12.1% -17 -26.2% -80 -3.8% 296 2.6%