Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls93 93 0 0.0%
Incl. Wall Time (microsec)92,744 93,128 384 0.4%
Incl. Wall Time (microsec) per call 997 1,001 4 0.4%
Excl. Wall Time (microsec)4,707 4,716 9 0.2%
Incl. CPU (microsecs)54,881 54,900 19 0.0%
Incl. CPU (microsecs) per call 590 590 0 0.0%
Excl. CPU (microsec)4,349 4,317 -32 -0.7%
Incl. MemUse (bytes)1,373,880 1,373,936 56 0.0%
Incl. MemUse (bytes) per call 14,773 14,774 1 0.0%
Excl. MemUse (bytes)195,920 195,928 8 0.0%
Incl. PeakMemUse (bytes)1,711,860 1,710,896 -964 -0.1%
Incl. PeakMemUse (bytes) per call 18,407 18,397 -10 -0.1%
Excl. PeakMemUse (bytes)200,036 199,924 -112 -0.1%

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% 384 2.5% 19 0.1% 56 8.4% -964 -149.7%
Exclusive Metrics Diff for Current Function9 2.3% -32 -168.4% 8 14.3% -112 -11.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 560 145.8% 197 1036.8% 56 100.0% -964 -100.0%
field_attach_load0 N/A% -176 -45.8% -178 -936.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 934 243.2% 411 2163.2% 56 100.0% -560 -58.1%
Drupal\Core\Database\Connection::query0 N/A% -526 -137.0% -344 -1810.5% -8 -14.3% -292 -30.3%
array_diff0 N/A% -4 -1.0% 1 5.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -26 -6.8% -13 -68.4% 0 0.0% 0 0.0%
array_keys0 N/A% -3 -0.8% -4 -21.1% 0 0.0% 0 0.0%