Diff Report
Run #52c96bbf45f87: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52c96bbf45f87Run #52c96b69a1c07DiffDiff%
Number of Function Calls43 43 0 0.0%
Incl. Wall Time (microsec)15,000 15,104 104 0.7%
Incl. Wall Time (microsec) per call 349 351 2 0.7%
Excl. Wall Time (microsec)1,072 1,078 6 0.6%
Incl. CPU (microsecs)10,039 10,154 115 1.1%
Incl. CPU (microsecs) per call 233 236 3 1.1%
Excl. CPU (microsec)960 926 -34 -3.5%
Incl. MemUse (bytes)1,185,736 1,185,728 -8 -0.0%
Incl. MemUse (bytes) per call 27,575 27,575 -0 -0.0%
Excl. MemUse (bytes)-290,904 -290,984 -80 -0.0%
Incl. PeakMemUse (bytes)1,683,784 1,686,688 2,904 0.2%
Incl. PeakMemUse (bytes) per call 39,158 39,225 68 0.2%
Excl. PeakMemUse (bytes)113,704 113,552 -152 -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% 104 18.5% 115 20.8% -8 -0.0% 2,904 5.8%
Exclusive Metrics Diff for Current Function6 5.8% -34 -29.6% -80 -1000.0% -152 -5.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 100 96.2% 109 94.8% -32 -400.0% 6,328 217.9%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 4 3.8% 6 5.2% 24 300.0% -3,424 -117.9%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 83 79.8% 80 69.6% -24 -300.0% 424 14.6%
Drupal\Core\Database\Connection::query0 N/A% 20 19.2% 53 46.1% 104 1300.0% 2,360 81.3%
Drupal\Core\Database\Connection::escapeTable0 N/A% -7 -6.7% -2 -1.7% 0 0.0% 272 9.4%
array_keys0 N/A% 2 1.9% 14 12.2% -8 -100.0% 0 0.0%
array_diff0 N/A% 0 0.0% 4 3.5% 0 0.0% 0 0.0%