Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls83 83 0 0.0%
Incl. Wall Time (microsec)42,974 42,814 -160 -0.4%
Incl. Wall Time (microsec) per call 518 516 -2 -0.4%
Excl. Wall Time (microsec)2,554 2,542 -12 -0.5%
Incl. CPU (microsecs)33,271 32,904 -367 -1.1%
Incl. CPU (microsecs) per call 401 396 -4 -1.1%
Excl. CPU (microsec)2,226 2,239 13 0.6%
Incl. MemUse (bytes)2,140,608 2,142,432 1,824 0.1%
Incl. MemUse (bytes) per call 25,790 25,812 22 0.1%
Excl. MemUse (bytes)-196,704 -196,360 344 0.2%
Incl. PeakMemUse (bytes)2,098,912 2,101,072 2,160 0.1%
Incl. PeakMemUse (bytes) per call 25,288 25,314 26 0.1%
Excl. PeakMemUse (bytes)115,808 116,208 400 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% -160 -42.0% -367 -114.7% 1,824 4.1% 2,160 5.0%
Exclusive Metrics Diff for Current Function-12 -7.5% 13 3.5% 344 18.9% 400 18.5%
Parent functions
field_attach_load0 N/A% -188 -117.5% -85 -23.2% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 28 17.5% -282 -76.8% 1,824 100.0% 2,160 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -693 -433.1% -571 -155.6% 1,488 81.6% 1,840 85.2%
Drupal\Core\Database\Connection::query0 N/A% 539 336.9% 206 56.1% -8 -0.4% -80 -3.7%
Drupal\Core\Database\Connection::escapeTable0 N/A% 8 5.0% -2 -0.5% 0 0.0% 0 0.0%
array_keys0 N/A% -5 -3.1% -16 -4.4% 0 0.0% 0 0.0%
array_diff0 N/A% 3 1.9% 3 0.8% 0 0.0% 0 0.0%