Diff Report
Run #517c1770a3264: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1836bbd84: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #517c1770a3264Run #517c1836bbd84DiffDiff%
Number of Function Calls58 58 0 0.0%
Incl. Wall Time (microsec)45,000 46,426 1,426 3.2%
Incl. Wall Time (microsec) per call 776 800 25 3.2%
Excl. Wall Time (microsec)1,997 1,999 2 0.1%
Incl. CPU (microsecs)30,277 31,372 1,095 3.6%
Incl. CPU (microsecs) per call 522 541 19 3.6%
Excl. CPU (microsec)1,768 1,750 -18 -1.0%
Incl. MemUse (bytes)1,771,512 1,770,232 -1,280 -0.1%
Incl. MemUse (bytes) per call 30,543 30,521 -22 -0.1%
Excl. MemUse (bytes)-135,704 -135,840 -136 -0.1%
Incl. PeakMemUse (bytes)2,343,856 2,344,232 376 0.0%
Incl. PeakMemUse (bytes) per call 40,411 40,418 6 0.0%
Excl. PeakMemUse (bytes)155,880 155,400 -480 -0.3%

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% 1,426 89.9% 1,095 72.0% -1,280 -21.2% 376 6.2%
Exclusive Metrics Diff for Current Function2 0.1% -18 -1.6% -136 -10.6% -480 -127.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1,468 102.9% 1,159 105.8% -1,280 -100.0% 376 100.0%
field_attach_load0 N/A% -42 -2.9% -64 -5.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 1,042 73.1% 925 84.5% -1,176 -91.9% 280 74.5%
Drupal\Core\Database\Connection::query0 N/A% 374 26.2% 178 16.3% 16 1.2% 584 155.3%
Drupal\Core\Database\Connection::escapeTable0 N/A% 5 0.4% 0 0.0% 0 0.0% -8 -2.1%
array_keys0 N/A% 2 0.1% 7 0.6% 16 1.2% 0 0.0%
array_diff0 N/A% 1 0.1% 3 0.3% 0 0.0% 0 0.0%