Diff Report
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519d45fd795a4Run #519d44ffb3845DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)97,755 98,349 594 0.6%
Incl. Wall Time (microsec) per call 998 1,004 6 0.6%
Excl. Wall Time (microsec)4,886 5,178 292 6.0%
Incl. CPU (microsecs)58,409 58,205 -204 -0.3%
Incl. CPU (microsecs) per call 596 594 -2 -0.3%
Excl. CPU (microsec)4,442 4,750 308 6.9%
Incl. MemUse (bytes)1,572,332 1,572,324 -8 -0.0%
Incl. MemUse (bytes) per call 16,044 16,044 -0 -0.0%
Excl. MemUse (bytes)239,940 239,956 16 0.0%
Incl. PeakMemUse (bytes)1,868,540 1,868,512 -28 -0.0%
Incl. PeakMemUse (bytes) per call 19,067 19,066 -0 -0.0%
Excl. PeakMemUse (bytes)225,076 225,084 8 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% 594 1.1% -204 -0.4% -8 -0.0% -28 -0.0%
Exclusive Metrics Diff for Current Function292 49.2% 308 151.0% 16 200.0% 8 28.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 612 103.0% -252 -123.5% -8 -100.0% -28 -100.0%
field_attach_load0 N/A% -18 -3.0% 48 23.5% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 698 117.5% 55 27.0% -4 -50.0% -24 -85.7%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -392 -66.0% -561 -275.0% -20 -250.0% -12 -42.9%
Drupal\Core\Database\Connection::escapeTable0 N/A% -8 -1.3% -18 -8.8% 0 0.0% 0 0.0%
array_diff0 N/A% 4 0.7% 2 1.0% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% 10 4.9% 0 0.0% 0 0.0%