Diff Report
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52f2e62cef49aRun #52f2e60305388DiffDiff%
Number of Function Calls90 90 0 0.0%
Incl. Wall Time (microsec)38,992 39,103 111 0.3%
Incl. Wall Time (microsec) per call 433 434 1 0.3%
Excl. Wall Time (microsec)2,914 2,869 -45 -1.5%
Incl. CPU (microsecs)26,056 26,158 102 0.4%
Incl. CPU (microsecs) per call 290 291 1 0.4%
Excl. CPU (microsec)2,606 2,589 -17 -0.7%
Incl. MemUse (bytes)3,114,352 3,113,984 -368 -0.0%
Incl. MemUse (bytes) per call 34,604 34,600 -4 -0.0%
Excl. MemUse (bytes)-65,312 -65,424 -112 -0.2%
Incl. PeakMemUse (bytes)3,603,248 3,603,232 -16 -0.0%
Incl. PeakMemUse (bytes) per call 40,036 40,036 -0 -0.0%
Excl. PeakMemUse (bytes)326,896 326,808 -88 -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% 111 4.9% 102 5.0% -368 -0.6% -16 -0.0%
Exclusive Metrics Diff for Current Function-45 -40.5% -17 -16.7% -112 -30.4% -88 -550.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 635 572.1% 643 630.4% -376 -102.2% -80 -500.0%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -524 -472.1% -541 -530.4% 8 2.2% 64 400.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 532 479.3% 464 454.9% -272 -73.9% -24 -150.0%
Drupal\Core\Database\Connection::query0 N/A% -359 -323.4% -333 -326.5% 32 8.7% 128 800.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -11 -9.9% -1 -1.0% 0 0.0% -32 -200.0%
array_keys0 N/A% -8 -7.2% 2 2.0% -16 -4.3% 0 0.0%
array_diff0 N/A% 2 1.8% -13 -12.7% 0 0.0% 0 0.0%