Diff Report
Run #523f024cca254: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f01900df5c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #523f024cca254Run #523f01900df5cDiffDiff%
Number of Function Calls72 72 0 0.0%
Incl. Wall Time (microsec)48,413 48,828 415 0.9%
Incl. Wall Time (microsec) per call 672 678 6 0.9%
Excl. Wall Time (microsec)2,674 2,709 35 1.3%
Incl. CPU (microsecs)25,792 25,867 75 0.3%
Incl. CPU (microsecs) per call 358 359 1 0.3%
Excl. CPU (microsec)2,370 2,421 51 2.2%
Incl. MemUse (bytes)2,008,016 2,010,824 2,808 0.1%
Incl. MemUse (bytes) per call 27,889 27,928 39 0.1%
Excl. MemUse (bytes)-119,320 -118,808 512 0.4%
Incl. PeakMemUse (bytes)2,118,968 2,121,640 2,672 0.1%
Incl. PeakMemUse (bytes) per call 29,430 29,467 37 0.1%
Excl. PeakMemUse (bytes)146,696 147,176 480 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% 415 69.4% 75 17.4% 2,808 6.7% 2,672 7.1%
Exclusive Metrics Diff for Current Function35 8.4% 51 68.0% 512 18.2% 480 18.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 852 205.3% 161 214.7% 2,848 101.4% 2,648 99.1%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -437 -105.3% -86 -114.7% -40 -1.4% 24 0.9%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 425 102.4% 202 269.3% -24 -0.9% -112 -4.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -38 -9.2% -169 -225.3% 2,320 82.6% 2,200 82.3%
array_keys0 N/A% -8 -1.9% -7 -9.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 6 1.4% -1 -1.3% 0 0.0% 104 3.9%
array_diff0 N/A% -5 -1.2% -1 -1.3% 0 0.0% 0 0.0%