Diff Report
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d52b5a5611: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #517d51ae434deRun #517d52b5a5611DiffDiff%
Number of Function Calls58 58 0 0.0%
Incl. Wall Time (microsec)45,007 45,426 419 0.9%
Incl. Wall Time (microsec) per call 776 783 7 0.9%
Excl. Wall Time (microsec)1,946 1,921 -25 -1.3%
Incl. CPU (microsecs)30,199 29,699 -500 -1.7%
Incl. CPU (microsecs) per call 521 512 -9 -1.7%
Excl. CPU (microsec)1,704 1,724 20 1.2%
Incl. MemUse (bytes)1,773,424 1,772,136 -1,288 -0.1%
Incl. MemUse (bytes) per call 30,576 30,554 -22 -0.1%
Excl. MemUse (bytes)-135,824 -135,936 -112 -0.1%
Incl. PeakMemUse (bytes)2,346,408 2,348,216 1,808 0.1%
Incl. PeakMemUse (bytes) per call 40,455 40,486 31 0.1%
Excl. PeakMemUse (bytes)154,504 154,200 -304 -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% 419 17.3% -500 -35.8% -1,288 -12.6% 1,808 17.7%
Exclusive Metrics Diff for Current Function-25 -6.0% 20 4.0% -112 -8.7% -304 -16.8%
Parent functions
field_attach_load0 N/A% 216 51.6% 25 5.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 203 48.4% -525 -105.0% -1,288 -100.0% 1,808 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 551 131.5% -507 -101.4% 8 0.6% 872 48.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -118 -28.2% -21 -4.2% -1,184 -91.9% 1,240 68.6%
array_diff0 N/A% 9 2.1% 12 2.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 3 0.7% -11 -2.2% 0 0.0% 0 0.0%
array_keys0 N/A% -1 -0.2% 7 1.4% 0 0.0% 0 0.0%