Diff Report
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52f5c5484cf48Run #52f5c520502f0DiffDiff%
Number of Function Calls44 44 0 0.0%
Incl. Wall Time (microsec)16,888 17,280 392 2.3%
Incl. Wall Time (microsec) per call 384 393 9 2.3%
Excl. Wall Time (microsec)1,175 1,198 23 2.0%
Incl. CPU (microsecs)11,558 11,831 273 2.4%
Incl. CPU (microsecs) per call 263 269 6 2.4%
Excl. CPU (microsec)1,025 1,053 28 2.7%
Incl. MemUse (bytes)1,236,288 1,236,288 0 0.0%
Incl. MemUse (bytes) per call 28,097 28,097 0 0.0%
Excl. MemUse (bytes)-79,648 -79,648 0 0.0%
Incl. PeakMemUse (bytes)1,772,312 1,772,312 0 0.0%
Incl. PeakMemUse (bytes) per call 40,280 40,280 0 0.0%
Excl. PeakMemUse (bytes)118,704 118,704 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% 392 59.6% 273 48.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function23 5.9% 28 10.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 382 97.4% 282 103.3% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 10 2.6% -9 -3.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 253 64.5% 138 50.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 90 23.0% 78 28.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 26 6.6% 23 8.4% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% 2 0.7% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 4 1.5% 0 N/A% 0 N/A%