Diff Report
Run #52d3e93cb560e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e983be01d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52d3e93cb560eRun #52d3e983be01dDiffDiff%
Number of Function Calls65 62 -3 -4.6%
Incl. Wall Time (microsec)22,209 21,544 -665 -3.0%
Incl. Wall Time (microsec) per call 342 347 6 1.7%
Excl. Wall Time (microsec)1,573 1,516 -57 -3.6%
Incl. CPU (microsecs)15,033 14,718 -315 -2.1%
Incl. CPU (microsecs) per call 231 237 6 2.6%
Excl. CPU (microsec)1,407 1,333 -74 -5.3%
Incl. MemUse (bytes)1,815,016 1,799,728 -15,288 -0.8%
Incl. MemUse (bytes) per call 27,923 29,028 1,105 4.0%
Excl. MemUse (bytes)-112,544 -99,648 12,896 11.5%
Incl. PeakMemUse (bytes)2,405,736 2,391,536 -14,200 -0.6%
Incl. PeakMemUse (bytes) per call 37,011 38,573 1,562 4.2%
Excl. PeakMemUse (bytes)194,440 191,864 -2,576 -1.3%

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-3 -16.7% -665 -18.8% -315 -10.0% -15,288 -10.6% -14,200 -9.8%
Exclusive Metrics Diff for Current Function-57 -8.6% -74 -23.5% 12,896 84.4% -2,576 -18.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get-3 -100.0% -583 -87.7% -295 -93.7% -15,272 -99.9% -14,472 -101.9%
Drupal\Core\Config\CachedStorage::readMultiple0 0.0% -66 -9.9% -19 -6.0% -16 -0.1% 160 1.1%
Drupal\Core\Entity\FieldableEntityStorageControllerBase::loadFieldItems0 0.0% -16 -2.4% -1 -0.3% 0 0.0% 112 0.8%
Child functions
Drupal\Core\Database\Connection::query-3 -20.0% -665 -100.0% -290 -92.1% -18,480 -120.9% -12,248 -86.3%
Drupal\Core\Cache\DatabaseBackend::prepareItem-3 -20.0% 78 11.7% 76 24.1% -7,856 -51.4% 672 4.7%
Drupal\Core\Database\Connection::escapeTable-3 -20.0% -16 -2.4% -15 -4.8% -240 -1.6% -48 -0.3%
array_diff-3 -20.0% -3 -0.5% -10 -3.2% -504 -3.3% 0 0.0%
array_keys-3 -20.0% -2 -0.3% -2 -0.6% -1,104 -7.2% 0 0.0%