Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #531ccb2cb8e3dRun #531ccbd4518b6DiffDiff%
Number of Function Calls67 67 0 0.0%
Incl. Wall Time (microsec)27,070 26,995 -75 -0.3%
Incl. Wall Time (microsec) per call 404 403 -1 -0.3%
Excl. Wall Time (microsec)1,598 1,640 42 2.6%
Incl. CPU (microsecs)18,811 18,798 -13 -0.1%
Incl. CPU (microsecs) per call 281 281 -0 -0.1%
Excl. CPU (microsec)1,392 1,417 25 1.8%
Incl. MemUse (bytes)2,702,104 2,702,920 816 0.0%
Incl. MemUse (bytes) per call 40,330 40,342 12 0.0%
Excl. MemUse (bytes)-61,152 -60,912 240 0.4%
Incl. PeakMemUse (bytes)3,168,024 3,160,040 -7,984 -0.3%
Incl. PeakMemUse (bytes) per call 47,284 47,165 -119 -0.3%
Excl. PeakMemUse (bytes)230,328 229,752 -576 -0.3%

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::getMultiple0 N/A% -75 -76.5% -13 -5.0% 816 2.1% -7,984 -20.2%
Exclusive Metrics Diff for Current Function42 56.0% 25 192.3% 240 29.4% -576 -7.2%
Parent functions
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -137 -182.7% -61 -469.2% 32 3.9% -7,848 -98.3%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 62 82.7% 48 369.2% 784 96.1% -136 -1.7%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -83 -110.7% -74 -569.2% 624 76.5% -1,080 -13.5%
Drupal\Core\Database\Connection::query0 N/A% -25 -33.3% 44 338.5% -32 -3.9% -6,064 -76.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -11 -14.7% -6 -46.2% -16 -2.0% -264 -3.3%
array_keys0 N/A% 5 6.7% 1 7.7% 0 0.0% 0 0.0%
array_diff0 N/A% -3 -4.0% -3 -23.1% 0 0.0% 0 0.0%