Diff Report
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #518eee9367b5dRun #518ef09a47b3bDiffDiff%
Number of Function Calls72 72 0 0.0%
Incl. Wall Time (microsec)48,805 48,668 -137 -0.3%
Incl. Wall Time (microsec) per call 678 676 -2 -0.3%
Excl. Wall Time (microsec)2,346 2,385 39 1.7%
Incl. CPU (microsecs)30,396 30,626 230 0.8%
Incl. CPU (microsecs) per call 422 425 3 0.8%
Excl. CPU (microsec)2,080 2,120 40 1.9%
Incl. MemUse (bytes)1,943,824 1,943,848 24 0.0%
Incl. MemUse (bytes) per call 26,998 26,998 0 0.0%
Excl. MemUse (bytes)-175,800 -175,792 8 0.0%
Incl. PeakMemUse (bytes)2,680,712 2,691,504 10,792 0.4%
Incl. PeakMemUse (bytes) per call 37,232 37,382 150 0.4%
Excl. PeakMemUse (bytes)157,592 158,064 472 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% -137 -73.7% 230 45.0% 24 0.1% 10,792 30.6%
Exclusive Metrics Diff for Current Function39 28.5% 40 17.4% 8 33.3% 472 4.4%
Parent functions
field_attach_load0 N/A% -110 -80.3% -36 -15.7% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -27 -19.7% 266 115.7% 24 100.0% 10,792 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -363 -265.0% 319 138.7% -16 -66.7% 1,696 15.7%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 221 161.3% -103 -44.8% 48 200.0% 8,624 79.9%
Drupal\Core\Database\Connection::escapeTable0 N/A% -29 -21.2% -16 -7.0% 0 0.0% 0 0.0%
array_keys0 N/A% -3 -2.2% -2 -0.9% -16 -66.7% 0 0.0%
array_diff0 N/A% -2 -1.5% -8 -3.5% 0 0.0% 0 0.0%