Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52f2e60305388Run #52f2e62091f2cDiffDiff%
Number of Function Calls90 90 0 0.0%
Incl. Wall Time (microsec)39,103 38,998 -105 -0.3%
Incl. Wall Time (microsec) per call 434 433 -1 -0.3%
Excl. Wall Time (microsec)2,869 3,015 146 5.1%
Incl. CPU (microsecs)26,158 26,827 669 2.6%
Incl. CPU (microsecs) per call 291 298 7 2.6%
Excl. CPU (microsec)2,589 2,703 114 4.4%
Incl. MemUse (bytes)3,113,984 3,114,032 48 0.0%
Incl. MemUse (bytes) per call 34,600 34,600 1 0.0%
Excl. MemUse (bytes)-65,424 -65,376 48 0.1%
Incl. PeakMemUse (bytes)3,603,232 3,603,264 32 0.0%
Incl. PeakMemUse (bytes) per call 40,036 40,036 0 0.0%
Excl. PeakMemUse (bytes)326,808 326,808 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% -105 -7.5% 669 24.3% 48 23.1% 32 4.4%
Exclusive Metrics Diff for Current Function146 139.0% 114 17.0% 48 100.0% 0 0.0%
Parent functions
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -86 -81.9% -113 -16.9% -24 -50.0% 40 125.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -19 -18.1% 782 116.9% 72 150.0% -8 -25.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -459 -437.1% 238 35.6% -48 -100.0% -32 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 213 202.9% 305 45.6% 48 100.0% 64 200.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -10 -9.5% -13 -1.9% 0 0.0% 0 0.0%
array_keys0 N/A% 4 3.8% 2 0.3% 0 0.0% 0 0.0%
array_diff0 N/A% 1 1.0% 23 3.4% 0 0.0% 0 0.0%