Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)2,410 2,705 295 12.2%
Incl. Wall Time (microsec) per call 603 676 74 12.2%
Excl. Wall Time (microsec)208 199 -9 -4.3%
Incl. CPU (microsecs)1,382 1,488 106 7.7%
Incl. CPU (microsecs) per call 346 372 27 7.7%
Excl. CPU (microsec)185 168 -17 -9.2%
Incl. MemUse (bytes)117,552 117,552 0 0.0%
Incl. MemUse (bytes) per call 29,388 29,388 0 0.0%
Excl. MemUse (bytes)96 96 0 0.0%
Incl. PeakMemUse (bytes)147,312 147,352 40 0.0%
Incl. PeakMemUse (bytes) per call 36,828 36,838 10 0.0%
Excl. PeakMemUse (bytes)21,504 21,544 40 0.2%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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@10 N/A% 295 31.1% 106 147.2% 0 0.0% 40 0.1%
Exclusive Metrics Diff for Current Function-9 -3.1% -17 -16.0% 0 N/A% 40 100.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 284 96.3% 95 89.6% 0 N/A% 40 100.0%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 11 3.7% 11 10.4% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 237 80.3% 72 67.9% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 72 24.4% 56 52.8% 0 N/A% 0 0.0%
array_keys0 N/A% -3 -1.0% -1 -0.9% 0 N/A% 0 0.0%
array_diff0 N/A% -2 -0.7% -3 -2.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% -1 -0.9% 0 N/A% 0 0.0%