Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe7e2d7c63: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519fe6587b366Run #519fe7e2d7c63DiffDiff%
Number of Function Calls52 52 0 0.0%
Incl. Wall Time (microsec)20,514 20,444 -70 -0.3%
Incl. Wall Time (microsec) per call 395 393 -1 -0.3%
Excl. Wall Time (microsec)1,192 1,136 -56 -4.7%
Incl. CPU (microsecs)28,000 20,000 -8,000 -28.6%
Incl. CPU (microsecs) per call 538 385 -154 -28.6%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)1,847,776 1,847,776 0 0.0%
Incl. MemUse (bytes) per call 35,534 35,534 0 0.0%
Excl. MemUse (bytes)82,728 82,728 0 0.0%
Incl. PeakMemUse (bytes)2,233,496 2,233,496 0 0.0%
Incl. PeakMemUse (bytes) per call 42,952 42,952 0 0.0%
Excl. PeakMemUse (bytes)148,912 148,912 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% -70 -2.3% -8,000 -200.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-56 -80.0% -4,000 -50.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -95 -135.7% -8,000 -100.0% 0 N/A% 0 N/A%
field_attach_load0 N/A% 25 35.7% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 47 67.1% -12,000 -150.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -45 -64.3% 8,000 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -28 -40.0% 0 0.0% 0 N/A% 0 N/A%
array_diff0 N/A% 11 15.7% 0 0.0% 0 N/A% 0 N/A%
array_keys0 N/A% 1 1.4% 0 0.0% 0 N/A% 0 N/A%