Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)45,398 46,577 1,179 2.6%
Incl. Wall Time (microsec) per call 516 529 13 2.6%
Excl. Wall Time (microsec)3,308 3,184 -124 -3.7%
Incl. CPU (microsecs)34,129 34,656 527 1.5%
Incl. CPU (microsecs) per call 388 394 6 1.5%
Excl. CPU (microsec)2,940 2,846 -94 -3.2%
Incl. MemUse (bytes)3,076,984 3,077,352 368 0.0%
Incl. MemUse (bytes) per call 34,966 34,970 4 0.0%
Excl. MemUse (bytes)40,368 40,400 32 0.1%
Incl. PeakMemUse (bytes)3,755,872 3,755,256 -616 -0.0%
Incl. PeakMemUse (bytes) per call 42,680 42,673 -7 -0.0%
Excl. PeakMemUse (bytes)273,552 273,064 -488 -0.2%

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% 1,179 13.7% 527 8.0% 368 1.2% -616 -1.9%
Exclusive Metrics Diff for Current Function-124 -10.5% -94 -17.8% 32 8.7% -488 -79.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 869 73.7% 593 112.5% 424 115.2% -360 -58.4%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 526 44.6% 109 20.7% -112 -30.4% -296 -48.1%
field_attach_load0 N/A% -216 -18.3% -175 -33.2% 56 15.2% 40 6.5%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 1,219 103.4% 827 156.9% 16 4.3% 488 79.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 52 4.4% -225 -42.7% 280 76.1% -640 -103.9%
Drupal\Core\Database\Connection::escapeTable0 N/A% 43 3.6% 42 8.0% 24 6.5% 24 3.9%
array_keys0 N/A% -8 -0.7% -22 -4.2% 16 4.3% 0 0.0%
array_diff0 N/A% -3 -0.3% -1 -0.2% 0 0.0% 0 0.0%